/[volute]/trunk/projects/vocabularies/src/IAUT93/IAUT93.txt
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Contents of /trunk/projects/vocabularies/src/IAUT93/IAUT93.txt

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Revision 24 - (show annotations)
Tue Jan 8 13:06:44 2008 UTC (13 years, 9 months ago) by alasdair.gray
File MIME type: text/plain
File size: 333036 byte(s)
Added the original IAUT93 token definitions with only the header information and the footer lines removed, i.e. minimal editing
Edited Rick's python script to directly process the IAU93 file as input.
1
2 21 CM LINE
3 UF twenty one cm line
4 BT RADIO RECOMBINATION LINES
5 RT H I ABSORPTION
6 H I CLOUDS
7 H I CONTENT
8 H I EMISSION
9 H I REGIONS
10 NEUTRAL HYDROGEN
11
12 53 PERSEI STARS
13 BT B STARS
14 PULSATING VARIABLE STARS
15
16 A DWARF STARS
17 BT A STARS
18 DWARF STARS
19 RT A SUBDWARF STARS
20
21 A GIANT STARS
22 BT A STARS
23 GIANT STARS
24
25 A STARS
26 BT EARLY TYPE STARS
27 NT A DWARF STARS
28 A GIANT STARS
29 A SUBDWARF STARS
30 A SUBGIANT STARS
31 A SUPERGIANT STARS
32 Ae STARS
33 Am STARS
34 Ap STARS
35 RT EARLY TYPE VARIABLE STARS
36 SPECTRAL TYPES
37
38 A SUBDWARF STARS
39 BT A STARS
40 SUBDWARF STARS
41 RT A DWARF STARS
42
43 A SUBGIANT STARS
44 BT A STARS
45 SUBGIANT STARS
46
47 A SUPERGIANT STARS
48 BT A STARS
49 EARLY TYPE SUPERGIANT STARS
50 SUPERGIANT STARS
51
52 ab variable stars
53 U BAILEY TYPES
54 RR LYRAE STARS
55
56 ABELL CLUSTERS
57 BT CLUSTERS OF GALAXIES
58
59 ABERRATION
60 Of starlight.
61 RT ASTROMETRY
62 COORDINATE SYSTEMS
63
64 ABERRATIONS
65 Of optical images
66 NT ASTIGMATISM
67 CHROMATIC ABERRATION
68 COMA
69 DISTORTION
70 FIELD CURVATURE
71 SPHERICAL ABERRATION
72 RT FOCUS
73 LENSES
74 MIRRORS
75 OPTICAL SYSTEMS
76 OPTICS
77 TELESCOPES
78
79 ABLATION
80 RT METEORITES
81
82 ABNORMAL SPECTRA
83 RT PECULIAR STARS
84
85 absolute intensity
86 U LUMINOSITY
87
88 ABSOLUTE MAGNITUDE
89 BT MAGNITUDES
90 RT DISTANCE
91 DISTANCE MODULUS
92 HERTZSPRUNG RUSSELL DIAGRAM
93 LUMINOSITY
94 WILSON BAPPU EFFECT
95
96 ABSOLUTE TEMPERATURE SCALE
97 BT TEMPERATURE SCALES
98 RT CELSIUS TEMPERATURE SCALE
99 KELVIN
100 TEMPERATURE
101
102 ABSORPTION
103 Combine with other terms
104 NT ATMOSPHERIC EXTINCTION
105 INTERGALACTIC ABSORPTION
106 INTERSTELLAR ABSORPTION
107 LIGHT ABSORPTION
108 RT ATMOSPHERIC SCATTERING
109 ATMOSPHERIC WINDOWS
110 CAPTURE
111 EQUIVALENT WIDTHS
112 INTERSTELLAR GAS
113 OPACITY
114 PHOTODISSOCIATION
115 PHOTOIONIZATION
116 RADIATION
117 RADIATIVE EQUILIBRIUM
118 REDDENED STARS
119 REDDENING
120 ROSSELAND OPACITY
121 TRANSMISSION
122
123 ABSORPTION COEFFICIENT
124 UF absorptivity
125 RT ATMOSPHERIC EXTINCTION
126 EINSTEIN COEFFICIENT
127 INTERGALACTIC ABSORPTION
128 INTERSTELLAR ABSORPTION
129 OPTICAL DEPTH
130 TRANSPARENCY
131
132 ABSORPTION LINES
133 BT SPECTRAL LINES
134 RT ATOMIC PROCESSES
135 BOUND FREE TRANSITIONS
136 CALCIUM LINES
137 CYANOGEN LINES
138 LINE FORMATION
139 LINE IDENTIFICATIONS
140 LINE PROFILES
141 LINE RATIOS
142 LYMAN ALPHA FOREST
143 METAL LINES
144 MICROTURBULENCE
145 RESIDUAL INTENSITY
146 SPECTRA
147 SPECTROSCOPIC ANALYSIS
148 VOIGT PROFILES
149
150 absorption nebulae
151 U DARK NEBULAE
152
153 ABSORPTION SPECTRA
154 BT LINE SPECTRA
155 SPECTRA
156 NT ATOMIC SPECTRA
157 RT BALMER SERIES
158 BOUND FREE TRANSITIONS
159 D LINES
160 ENERGY SPECTRA
161 FRAUNHOFER LINES
162 RAMAN EFFECT
163
164 ABSORPTION SPECTROSCOPY
165 BT SPECTROSCOPY
166
167 absorptivity
168 U ABSORPTION COEFFICIENT
169
170 ABUNDANCE
171 May be combined with elements,
172 e.g. helium abundance
173 UF chemical abundance
174 element abundance
175 stellar abundance
176 NT COSMIC ABUNDANCE
177 ISOTOPIC ABUNDANCE
178 METAL ABUNDANCE
179 RT ABUNDANCE RATIOS
180 CHEMICAL COMPOSITION
181 CHEMICAL ELEMENTS
182 CHEMICAL EVOLUTION
183 CNO ANOMALIES
184 CURVES OF GROWTH
185 ELEMENT FORMATION
186 HEAVY ELEMENTS
187 HELIUM POOR STARS
188 HELIUM RICH STARS
189 PECULIAR STARS
190 RARE EARTHS
191
192 ABUNDANCE RATIOS
193 RT ABUNDANCE
194 CNO ANOMALIES
195
196 ACCELERATION
197 BT KINEMATICS
198 RT DECELERATION
199 GRAVIMETRY
200 ORBITAL ELEMENTS
201 ORBITS
202
203 acceleration of gravity
204 U GRAVITY
205 SURFACE GRAVITY
206
207 ACCRETION
208 RT ACCRETION DISKS
209 ALFVEN SURFACE
210 BINARY STARS
211 MASS TRANSFER
212 PARTICLE ACCRETION
213
214 ACCRETION DISKS
215 BT DISKS
216 RT ACCRETION
217 BLACK HOLES
218 CIRCUMSTELLAR DISKS
219 CLOSE BINARY STARS
220 COOLING FLOWS
221 STELLAR WINDS
222 U GEMINORUM STARS
223
224 ACHONDRITES
225 BT CHONDRITES
226 METEORITES
227
228 ACOUSTIC WAVES
229 UF sound
230 sound waves
231 BT WAVES
232 RT ACOUSTICS
233 GRAVITY WAVES
234 SPEED OF SOUND
235 WAVELENGTH
236
237 ACOUSTICS
238 RT ACOUSTIC WAVES
239
240 ACTIVE GALACTIC NUCLEI
241 UF agn
242 BT GALACTIC NUCLEI
243 VARIABLE SOURCES
244 X RAY SOURCES
245 NT BLAZARS
246 SEYFERT NUCLEI
247 RT ACTIVE GALAXIES
248 BL LACERTAE OBJECTS
249 COMPACT NUCLEI
250 EMISSION LINE GALAXIES
251 GALAXIES
252 QUASARS
253 RADIO GALAXIES
254
255 ACTIVE GALAXIES
256 UF eruptive galaxies
257 BT GALAXIES
258 X RAY SOURCES
259 RT ACTIVE GALACTIC NUCLEI
260 COMPACT GALAXIES
261 EMISSION LINE GALAXIES
262 X RAY FLARES
263
264 ACTIVE OPTICS
265 BT OPTICS
266 RT ADAPTIVE OPTICS
267 ATMOSPHERIC REFRACTION
268 MULTIPLE MIRROR TELESCOPES
269 SEEING
270 TIP TILT MIRRORS
271
272 ACTIVE PROMINENCES
273 BT PROMINENCES
274
275 ACTIVE STARS
276 NT EMISSION LINE STARS
277 X RAY STARS
278 RT X RAY FLARES
279
280 ACTIVE SUN
281 RT FLARES
282 QUIET SUN
283 SOLAR ACTIVITY
284 SOLAR CYCLE
285 SUNSPOTS
286
287 ACTIVITY INDEXES
288 RT SOLAR ACTIVITY
289
290 ADAPTION
291 Combine with other terms
292
293 ADAPTIVE OPTICS
294 BT OPTICS
295 RT ACTIVE OPTICS
296 ATMOSPHERIC REFRACTION
297 SEEING
298 SEGMENTED OPTICS
299
300 ADIABATIC PROCESS
301 RT ENERGY TRANSFER
302 THERMODYNAMICS
303
304 ADJUSTMENT
305 Combine with other terms
306 RT ALIGNMENT [OPTICS]
307 COLLIMATION
308 CORRECTIONS
309 OPTICS
310 ORIENTATION
311
312 ADSORPTION
313 Combine with other terms
314 RT DUST GRAINS
315 INTERPLANETARY GRAINS
316 INTERSTELLAR DUST
317
318 Ae STARS
319 UF herbig stars
320 BT A STARS
321 EARLY TYPE EMISSION STARS
322 RT Be STARS
323
324 aerials
325 U ANTENNAS
326
327 AEROLITES
328 BT METEORITES
329
330 AERONOMY
331 RT ATMOSPHERES
332 EARTH ATMOSPHERE
333 PLANETS
334
335 AFTERGLOW
336 BT ATMOSPHERIC RADIATION
337 RT LIGHT SCATTERING
338 LUMINESCENCE
339
340 agb
341 U ASYMPTOTIC GIANT BRANCH
342
343 AGE
344 Combine with other terms
345 RT HUBBLE TIME
346 RELAXATION TIME
347 TURNOFF POINT
348
349 agn
350 U ACTIVE GALACTIC NUCLEI
351
352 ai velorum stars
353 U DELTA SCUTI STARS
354
355 AIR
356 BT GASES
357 RT ATMOSPHERES
358
359 AIR CONDITIONING
360 RT TEMPERATURE CONTROL
361 VENTILATION
362
363 AIR POLLUTION
364 BT POLLUTION
365 RT LIGHT POLLUTION
366 SITE PROTECTION
367
368 air showers
369 U COSMIC RAY SHOWERS
370
371 AIRGLOW
372 UF dayglow
373 nightglow
374 BT ATMOSPHERIC RADIATION
375 RT ASHEN LIGHT
376 AURORAS
377 NIGHT SKY BRIGHTNESS
378 RADIATIVE RECOMBINATION
379 RAYLEIGH SCATTERING
380 SKY BRIGHTNESS
381
382 AIRPLANE BORNE INSTRUMENTS
383 RT BALLOON BORNE INSTRUMENTS
384 GROUND BASED ASTRONOMY
385 INFRARED OBSERVATORIES
386 ROCKET BORNE INSTRUMENTS
387 SATELLITE BORNE INSTRUMENTS
388
389 AIRY DISKS
390 RT DIFFRACTION
391
392 ALBEDO
393 UF spherical albedo
394 BT OPTICAL PROPERTIES
395 RT ILLUMINATION
396 RADIATION
397 REFLECTION
398 SURFACE PROPERTIES
399
400 ALFVEN SURFACE
401 RT ACCRETION
402 NEUTRON STARS
403
404 alfven waves
405 U MAGNETOHYDRODYNAMICS
406
407 ALGOL VARIABLE STARS
408 UF beta persei stars
409 BT BINARY STARS
410 ECLIPSING BINARY STARS
411 RT W URSAE MAJORIS STARS
412
413 ALIGNMENT [OPTICS]
414 Of optical images
415 RT ADJUSTMENT
416 COLLIMATION
417 CORRECTIONS
418 ORIENTATION
419
420 ALIGNMENT [PLANETS]
421 Of planets, etc
422 RT CELESTIAL MECHANICS
423 PLANETS
424 SOLAR SYSTEM
425
426 ALL SKY CAMERAS
427 BT CAMERAS
428 WIDE FIELD TELESCOPES
429 RT ALL SKY PHOTOGRAPHY
430 WIDE ANGLE LENSES
431
432 ALL SKY PHOTOGRAPHY
433 BT PHOTOGRAPHY
434 RT ALL SKY CAMERAS
435 CAMERAS
436 WIDE ANGLE LENSES
437
438 ALMANACS
439 RT EPHEMERIDES
440
441 ALPHA PARTICLES
442 BT BOSONS
443 COMPOSITE PARTICLES
444 NUCLEAR RADIATION
445 PARTICLES
446 RT ELECTRONS
447 NEUTRONS
448 PROTONS
449 RADIOACTIVITY
450
451 ALPHA2 CANUM VENATICORUM STARS
452 BT CATACLYSMIC VARIABLE STARS
453 ERUPTIVE BINARY STARS
454 MAGNETIC VARIABLE STARS
455 NT SX ARIETIS STARS
456 RT Ap STARS
457 SPECTRUM VARIABLE STARS
458
459 ALTAZIMUTH MOUNTING
460 UF azimuth mounting
461 BT TELESCOPE MOUNTINGS
462 RT ALTITUDE [ANGLE]
463 AZIMUTH
464 EQUATORIAL MOUNTING
465 HORIZON COORDINATE SYSTEM
466 SIDEROSTATS
467 VERTICAL CIRCLES
468
469 ALTIMETERS
470 BT MEASURING INSTRUMENTS
471
472 ALTIMETRY
473
474 ALTITUDE [ANGLE]
475 Use for angle; see
476 ELEVATION for height.
477 UF elevation angle
478 RT ALTAZIMUTH MOUNTING
479 AZIMUTH
480 HORIZON
481 HORIZON COORDINATE SYSTEM
482 SEXTANTS
483 ZENITH DISTANCE
484
485 altitude [height]
486 U ELEVATION
487
488 aluminium coatings
489 U ALUMINUM COATINGS
490
491 ALUMINIZING
492 RT ALUMINUM COATINGS
493 MIRRORS
494 VACUUM TECHNIQUES
495
496 ALUMINUM COATINGS
497 UF aluminium coatings
498 BT COATINGS
499 THIN FILMS
500 RT ALUMINIZING
501 MIRRORS
502 SILVER COATINGS
503 SURFACES [OPTICAL]
504 VACUUM TECHNIQUES
505 VAPOR DEPOSITION
506
507 AM CANUM VENATICORUM STARS
508 BT CATACLYSMIC VARIABLE STARS
509 ERUPTIVE BINARY STARS
510 HYDROGEN DEFICIENT STARS
511 RT U GEMINORUM STARS
512
513 AM HERCULIS STARS
514 UF polars
515 BT CLOSE BINARY STARS
516
517 Am STARS
518 BT A STARS
519 MAGNETIC STARS
520 MAGNETIC VARIABLE STARS
521 METAL RICH STARS
522 NT SPECTRUM VARIABLE STARS
523
524 AMATEUR ASTRONOMY
525 RT ASTRONOMERS
526 ASTRONOMICAL RESEARCH
527
528 AMMONIA
529 BT INTERSTELLAR MOLECULES
530
531 AMOR GROUP
532 BT MINOR PLANET FAMILIES
533 RT APOLLO GROUP
534 TROJAN GROUP
535
536 AMPLIFIERS
537 NT PARAMETRIC AMPLIFIERS
538 PREAMPLIFIERS
539 RT IMAGE TUBES
540 PHOTOMULTIPLIER TUBES
541 PULSE COUNTERS
542 PULSE COUNTING
543
544 AMPLITUDES
545 RT DECAY [OSCILLATIONS]
546 MAGNITUDES
547 OSCILLATIONS
548 PULSATIONS
549 VARIABLE STARS
550 VIBRATION
551
552 ANALOG RECORDERS
553 RT DATA STORAGE
554
555 ANALYSES
556 Combine with other terms
557 NT DATA ANALYSIS
558 FINE ANALYSES
559 SIGNAL ANALYSIS
560 SIGNAL PROCESSING
561 RT ASTRONOMICAL TECHNIQUES
562 QUANTIZATION
563 REDUCTION METHODS
564
565 ancient astronomy
566 U ARCHAEOASTRONOMY
567
568 ANGLE OF REFRACTION
569 In earth's atmosphere
570 RT ATMOSPHERES
571 ZENITH DISTANCE
572
573 angular coordinates
574 U SPHERICAL COORDINATES
575
576 ANGULAR DIAMETERS
577 UF apparent diameters
578 BT DIAMETERS
579 RT INTERFEROMETRY
580 OCCULTATIONS
581 SPECKLE INTERFEROMETRY
582
583 angular distance
584 U ANGULAR SEPARATION
585
586 ANGULAR MOMENTUM
587 RT G FACTOR
588 KINEMATICS
589 MOMENTUM
590 ROTATION
591
592 ANGULAR RESOLUTION
593 BT RESOLUTION
594 RT ANGULAR SEPARATION
595 BEAMWIDTH
596 OPTICS
597 SPECKLE INTERFEROMETRY
598
599 ANGULAR SEPARATION
600 UF angular distance
601 RT ANGULAR RESOLUTION
602 OPTICAL DOUBLE STARS
603 SPECKLE INTERFEROMETRY
604
605 ANGULAR VELOCITY
606 BT VELOCITY
607 RT CELESTIAL MECHANICS
608 ORBITAL VELOCITY
609 ROTATION
610
611 ANISOTROPY
612 RT BACKGROUND RADIATION
613 ISOTROPY
614 POLARIZATION [CHARGE SEPARATION]
615
616 ANNUAL EQUATION
617 RT EARTH MOON SYSTEM
618 EARTH ORBIT
619 ELLIPTICAL ORBITS
620
621 ANNUAL PARALLAX
622 UF heliocentric parallax
623 BT PARALLAXES
624 RT ASTRONOMICAL UNIT
625
626 ANNULAR ECLIPSES
627 BT ECLIPSES
628 RT TOTAL ECLIPSES
629
630 ANOMALIES
631 NT GRAVITY ANOMALIES
632 MAGNETIC ANOMALIES
633
634 ANOMALISTIC MONTH
635 RT ANOMALY
636 MOON
637
638 ANOMALISTIC YEAR
639 BT YEAR
640 RT ANOMALY
641
642 ANOMALY
643 UF apparent anomaly
644 eccentric anomaly
645 mean anomaly
646 real anomaly
647 true anomaly
648 BT ORBITAL ELEMENTS
649 RT ANOMALISTIC MONTH
650 ANOMALISTIC YEAR
651
652 ANSAE
653 RT LENTICULAR GALAXIES
654 PLANETARY NEBULAE
655 RINGS
656
657 ANTAPEX
658 RT APEX
659 SOLAR MOTION
660
661 ANTARCTIC OBSERVATORIES
662 BT OBSERVATORIES
663
664 ANTENNA DESIGN
665 RT POLAR DIAGRAM
666 RADIO TELESCOPES
667
668 ANTENNAS
669 UF aerials
670 BT RADAR EQUIPMENT
671 NT CASSEGRAIN ANTENNAS
672 DIPOLE ANTENNAS
673 HORN ANTENNAS
674 LENS ANTENNAS
675 MICROWAVE ANTENNAS
676 MILLS CROSS ANTENNAS
677 PARABOLIC ANTENNAS
678 RADIO ANTENNAS
679 REFLECTOR ANTENNAS
680 YAGI ANTENNAS
681 RT ARRAYS
682 CURRENT SHEETS
683 CURRENTS
684 DISH ANTENNAS
685 FEED HORNS
686 INTERFEROMETERS
687 RADAR
688 RADIO TELESCOPES
689 TELESCOPES
690
691 ANTHROPIC PRINCIPLE
692 RT COSMOLOGY
693 LIFE
694
695 anticenter
696 U GALACTIC ANTICENTER
697
698 ANTIMATTER
699 NT ANTIPARTICLES
700
701 ANTINEUTRINOS
702 BT ANTIPARTICLES
703 RT NEUTRINOS
704
705 ANTINODES
706 RT VIBRATION
707
708 ANTINUCLEONS
709 BT ANTIPARTICLES
710
711 ANTIPARTICLES
712 BT ANTIMATTER
713 ELEMENTARY PARTICLES
714 NT ANTINEUTRINOS
715 ANTINUCLEONS
716 ANTIPROTONS
717 POSITRONS
718
719 ANTIPROTONS
720 BT ANTIPARTICLES
721 RT PROTONS
722
723 ANTIREFLECTION COATINGS
724 BT COATINGS
725 OPTICAL FILMS
726 THIN FILMS
727 RT LENSES
728 SURFACES [OPTICAL]
729
730 Ap STARS
731 UF peculiar a stars
732 BT A STARS
733 PECULIAR STARS
734 NT HOLMIUM STARS
735 MANGANESE STARS
736 SILICON STARS
737 SPECTRUM VARIABLE STARS
738 RT ALPHA2 CANUM VENATICORUM STARS
739 MAGNETIC STARS
740 MAGNETIC VARIABLE STARS
741 OBLIQUE ROTATORS
742 RAPID OSCILLATIONS
743
744 APASTRON
745 BT APSIDES
746 RT PERIASTRON
747
748 APERIODIC COMETS
749 BT COMETS
750
751 APERTURE SYNTHESIS
752 UF grading function
753 synthetic aperture
754 RT APERTURES
755 GRATING RING
756 INTERFEROMETRY
757 VISIBILITY FUNCTION
758
759 APERTURES
760 RT APERTURE SYNTHESIS
761 APODIZATION
762 OPTICAL SYSTEMS
763
764 APEX
765 RT ANTAPEX
766 SOLAR MOTION
767
768 APHELION
769 BT APSIDES
770 RT EARTH ORBIT
771 PERIHELION
772 PLANETS
773
774 APOCENTER
775 RT BINARY STARS
776
777 APODIZATION
778 RT APERTURES
779 RADIO TELESCOPES
780
781 APOGEE
782 BT APSIDES
783 RT MOON
784 PERIGEE
785
786 APOLLO GROUP
787 BT MINOR PLANET FAMILIES
788 RT AMOR GROUP
789 HIRAYAMA FAMILIES
790 TROJAN GROUP
791
792 apparent anomaly
793 U ANOMALY
794
795 apparent diameters
796 U ANGULAR DIAMETERS
797
798 APPARENT INTENSITY
799 BT INTENSITY
800
801 APPARENT MAGNITUDES
802 BT MAGNITUDES
803 NT B MAGNITUDE
804 H MAGNITUDE
805 I MAGNITUDE
806 J MAGNITUDE
807 K MAGNITUDE
808 L MAGNITUDE
809 M MAGNITUDE
810 N MAGNITUDE
811 O MAGNITUDE
812 P MAGNITUDE
813 PHOTOELECTRIC MAGNITUDES
814 PHOTOGRAPHIC MAGNITUDES
815 PHOTOVISUAL MAGNITUDES
816 Q MAGNITUDE
817 R MAGNITUDE
818 U MAGNITUDE
819 V MAGNITUDE
820 RT PHOTOMETRIC SYSTEMS
821 PHOTOMETRY
822
823 apparent places
824 U APPARENT POSITIONS
825
826 APPARENT POSITIONS
827 UF apparent places
828 BT POSITIONS
829 RT ASTROMETRY
830 TRUE POSITIONS
831
832 APPARENT SUPERLUMINAL MOTION
833 UF superluminal motion
834 BT MOTION
835 RT VELOCITY OF LIGHT
836
837 apse
838 U APSIDES
839
840 APSIDAL MOTIONS
841 BT MOTION
842 RT APSIDES
843 ORBITS
844
845 APSIDES
846 UF apse
847 apsis
848 BT ORBITAL ELEMENTS
849 NT APASTRON
850 APHELION
851 APOGEE
852 PERIASTRON
853 PERIGEE
854 PERIHELION
855 RT APSIDAL MOTIONS
856 ORBITS
857
858 apsis
859 U APSIDES
860
861 ARCHAEOASTRONOMY
862 UF ancient astronomy
863 astroarchaeology
864 BT ASTRONOMY
865 HISTORY OF ASTRONOMY
866 NT MEGALITHIC ASTRONOMY
867 RT ARMILLARY SPHERES
868 ASTROLABES
869 ASTROLOGY
870
871 arcs
872 U LUMINOUS ARCS
873
874 area photometry
875 U SURFACE PHOTOMETRY
876
877 ARMILLARY SPHERES
878 RT ARCHAEOASTRONOMY
879
880 arms
881 U SPIRAL ARMS
882
883 ARRAY PROCESSORS
884 RT DETECTOR ARRAYS
885
886 ARRAYS
887 NT DETECTOR ARRAYS
888 DIODE ARRAYS
889 PHASED ARRAYS
890 T ARRAYS
891 TELESCOPE ARRAYS
892 VERY LARGE ARRAYS
893 Y ARRAYS
894 RT ANTENNAS
895 GRATING RESPONSE
896 INTERFEROMETERS
897 RADIO INTERFEROMETERS
898 RADIO TELESCOPES
899
900 ARTIFICIAL SATELLITES
901 Named satellite
902 observatories not included.
903 UF satellites
904 NT GEOSTATIONARY SATELLITES
905 RT GAMMA RAY OBSERVATORIES
906 ORBITING OBSERVATORIES
907 POLAR ORBITS
908 SATELLITE LASER RANGING
909 SPACE ASTRONOMY
910 SPACE TELESCOPES
911 SPACE VEHICLES
912 X RAY OBSERVATORIES
913
914 ascending nodes
915 U NODES
916
917 ASHEN LIGHT
918 Refers to Venus' atmosphere
919 BT ATMOSPHERIC RADIATION
920 RT AIRGLOW
921
922 ASTEROID BELT
923 RT MINOR PLANETS
924
925 ASTEROIDS
926 See under MINOR PLANETS
927
928 ASTEROSEISMOLOGY
929 UF stellar seismology
930 BT SEISMOLOGY
931 NT HELIOSEISMOLOGY
932 RT PULSATING VARIABLE STARS
933 PULSATIONS
934 RAPID OSCILLATIONS
935 SOLAR OSCILLATIONS
936 STELLAR OSCILLATIONS
937
938 ASTIGMATISM
939 BT ABERRATIONS
940 RT CHROMATIC ABERRATION
941 COMA
942 DISTORTION
943 FIELD CURVATURE
944 SPHERICAL ABERRATION
945
946 astroarchaeology
947 U ARCHAEOASTRONOMY
948
949 astrobiology
950 U EXOBIOLOGY
951
952 astrochemistry
953 U COSMOCHEMISTRY
954
955 ASTRODYNAMICS
956 RT CELESTIAL MECHANICS
957
958 ASTROGRAPHIC CAMERAS
959 BT CAMERAS
960
961 ASTROGRAPHIC CATALOGS
962 BT CATALOGS
963
964 ASTROGRAPHS
965 BT ASTROMETRIC INSTRUMENTS
966
967 ASTROLABES
968 BT ASTROMETRIC INSTRUMENTS
969 INSTRUMENTATION
970 NT DANJON ASTROLABES
971 IMPERSONAL ASTROLABES
972 RT ARCHAEOASTRONOMY
973
974 ASTROLOGY
975 RT ARCHAEOASTRONOMY
976 ASTRONOMY
977 CONSTELLATIONS
978 PLANETS
979 ZODIAC
980
981 ASTROMETRIC BINARY STARS
982 BT BINARY STARS
983
984 ASTROMETRIC INSTRUMENTS
985 BT INSTRUMENTATION
986 NT ASTROGRAPHS
987 ASTROLABES
988 QUADRANTS
989 SEXTANTS
990 TRANSIT INSTRUMENTS
991 RT ASTROMETRY
992 TIME
993
994 ASTROMETRY
995 UF positional astronomy
996 BT ASTRONOMICAL TECHNIQUES
997 ASTRONOMY
998 OBSERVING TECHNIQUES
999 NT PHOTOGRAPHIC ASTROMETRY
1000 RADIO ASTROMETRY
1001 SPACE ASTROMETRY
1002 RT ABERRATION
1003 APPARENT POSITIONS
1004 ASTROMETRIC INSTRUMENTS
1005 ASTRONOMICAL GEODESY
1006 CELESTIAL MECHANICS
1007 COORDINATE SYSTEMS
1008 EARTH ROTATION
1009 EQUATOR POSITION
1010 FUNDAMENTAL STARS
1011 LATITUDE DETERMINATION
1012 MERIDIAN CIRCLES
1013 OPTICAL POSITIONS
1014 PARALLAXES
1015 PRECESSION
1016 REFERENCE SYSTEMS
1017 STELLAR MOTIONS
1018 TRANSIT INSTRUMENTS
1019 TRANSITS
1020 TRUE POSITIONS
1021
1022 ASTRONOMERS
1023 RT AMATEUR ASTRONOMY
1024 ASTRONOMICAL RESEARCH
1025
1026 ASTRONOMICAL CONSTANTS
1027 BT CONSTANTS
1028 FUNDAMENTAL CONSTANTS
1029 NT ASTRONOMICAL UNIT
1030 GRAVITATIONAL CONSTANT
1031 RT CELESTIAL MECHANICS
1032
1033 ASTRONOMICAL GEODESY
1034 BT GEODESY
1035 RT ASTROMETRY
1036
1037 astronomical instruments
1038 U INSTRUMENTATION
1039
1040 ASTRONOMICAL OPTICS
1041 BT OPTICS
1042
1043 ASTRONOMICAL RESEARCH
1044 NT SPACE RESEARCH
1045 RT AMATEUR ASTRONOMY
1046 ASTRONOMERS
1047
1048 ASTRONOMICAL TECHNIQUES
1049 Most used in several
1050 wavelength regions.
1051 NT ASTROMETRY
1052 INTERFEROMETRY
1053 PHOTOMETRY
1054 POLARIMETRY
1055 SPECTROMETRY
1056 SPECTROPHOTOMETRY
1057 SPECTROSCOPY
1058 RT ANALYSES
1059 OBSERVING TECHNIQUES
1060 PHOTOGRAPHY
1061 REDUCTION METHODS
1062
1063 ASTRONOMICAL UNIT
1064 BT ASTRONOMICAL CONSTANTS
1065 RT ANNUAL PARALLAX
1066 DISTANCE SCALE
1067 HELIOCENTRIC CORRECTION
1068 PARALLAXES
1069 PARSEC
1070 SOLAR PARALLAX
1071 TRIGONOMETRIC PARALLAX
1072
1073 ASTRONOMY
1074 Combine with other terms
1075 NT ARCHAEOASTRONOMY
1076 ASTROMETRY
1077 ASTROPHYSICS
1078 COSMOGONY
1079 COSMOLOGY
1080 GROUND BASED ASTRONOMY
1081 RT ASTROLOGY
1082
1083 astrophotography
1084 U PHOTOGRAPHY
1085
1086 astrophysical jets
1087 U JETS
1088
1089 ASTROPHYSICS
1090 Combine with other terms
1091 UF theoretical astrophysics
1092 BT ASTRONOMY
1093 RT COSMOLOGY
1094
1095 ASYMPTOTIC GIANT BRANCH
1096 UF agb
1097 RT HERTZSPRUNG RUSSELL DIAGRAM
1098 LATE TYPE GIANT STARS
1099
1100 ATAXITES
1101 BT METEORITES
1102
1103 ATLASES
1104 UF charts
1105 NT STAR ATLASES
1106 RT CATALOGS
1107 FINDING CHARTS
1108 MAPS
1109 SKY SURVEYS
1110 SURVEYS
1111
1112 ATMOSPHERES
1113 Combine with other terms
1114 NT EARTH ATMOSPHERE
1115 STELLAR ATMOSPHERES
1116 RT AERONOMY
1117 AIR
1118 ANGLE OF REFRACTION
1119 BOUNDARY LAYERS
1120 GREENHOUSE EFFECT
1121 LIMB BRIGHTENING
1122 LIMB DARKENING
1123 MACROTURBULENCE
1124 MICROTURBULENCE
1125 OPACITY
1126 PLANETS
1127 RADIATION BELTS
1128 SCALE HEIGHT
1129 SCINTILLATION
1130 TEMPERATURE ZONES
1131 WATER VAPOR
1132
1133 ATMOSPHERIC DENSITY
1134 BT DENSITY
1135 RT SCALE HEIGHT
1136
1137 ATMOSPHERIC EXTINCTION
1138 Refers to earth atmosphere.
1139 UF extinction
1140 BT ABSORPTION
1141 SCATTERING
1142 RT ABSORPTION COEFFICIENT
1143 ATMOSPHERIC WINDOWS
1144 EARTH ATMOSPHERE
1145 LIGHT ABSORPTION
1146 LIGHT SCATTERING
1147 ULTRAVIOLET EXTINCTION
1148
1149 ATMOSPHERIC RADIATION
1150 UF sky radiation
1151 BT TERRESTRIAL RADIATION
1152 NT AFTERGLOW
1153 AIRGLOW
1154 ASHEN LIGHT
1155 AURORAS
1156 RT SKY BRIGHTNESS
1157
1158 ATMOSPHERIC REFRACTION
1159 RT ACTIVE OPTICS
1160 ADAPTIVE OPTICS
1161 ATMOSPHERIC SCINTILLATION
1162 POINT SPREAD FUNCTION
1163 REFRACTIVE INDEX
1164 SCINTILLATION
1165 SEEING
1166 SPECKLES
1167
1168 ATMOSPHERIC SCATTERING
1169 RT ABSORPTION
1170 EARTH ATMOSPHERE
1171
1172 ATMOSPHERIC SCINTILLATION
1173 UF twinkling
1174 BT SCINTILLATION
1175 RT ATMOSPHERIC REFRACTION
1176 EARTH ATMOSPHERE
1177 SEEING
1178
1179 ATMOSPHERIC TIDES
1180 BT TIDES
1181
1182 ATMOSPHERIC WINDOWS
1183 Spectral ranges transmitted by
1184 the earth's atmosphere.
1185 BT WINDOWS
1186 NT INFRARED WINDOWS
1187 OPTICAL WINDOWS
1188 RADIO WINDOWS
1189 RT ABSORPTION
1190 ATMOSPHERIC EXTINCTION
1191 EARTH ATMOSPHERE
1192 TRANSPARENCY
1193
1194 ATOMIC CLOCKS
1195 UF cesium clocks
1196 BT CLOCKS
1197 MEASURING INSTRUMENTS
1198 RT ATOMIC TIME
1199 GEODESY
1200 TIME
1201 TIME STANDARDS
1202 TIME SYNCHRONIZATION
1203 VERY LONG BASELINE INTERFEROMETRY
1204
1205 ATOMIC LINES
1206 RT ATOMIC SPECTRA
1207
1208 ATOMIC PHYSICS
1209 Combine with other terms
1210
1211 ATOMIC PROCESSES
1212 RT ABSORPTION LINES
1213 EMISSION LINES
1214 EXCITATION
1215 POPULATION INVERSION
1216
1217 ATOMIC SPECTRA
1218 BT ABSORPTION SPECTRA
1219 SPECTRA
1220 RT ATOMIC LINES
1221
1222 ATOMIC TIME
1223 RT ATOMIC CLOCKS
1224
1225 ATOMS
1226 RT CHEMICAL ELEMENTS
1227
1228 ATTENUATION
1229 RT FILTERS
1230
1231 auger showers
1232 U COSMIC RAY SHOWERS
1233
1234 AURORAL ARCS
1235 BT AURORAS
1236
1237 AURORAL JETS
1238 BT AURORAS
1239
1240 AURORAS
1241 BT ATMOSPHERIC RADIATION
1242 NT AURORAL ARCS
1243 AURORAL JETS
1244 RT AIRGLOW
1245 LIGHT EMISSION
1246 MAGNETIC DISTURBANCES
1247 MAGNETIC POLES
1248 MAGNETIC STORMS
1249 NIGHT SKY BRIGHTNESS
1250 PHOTOIONIZATION
1251 RAYLEIGH
1252 SKY BRIGHTNESS
1253 SOLAR ACTIVITY
1254 UPPER ATMOSPHERE
1255
1256 AUSTRALITES
1257 BT METEORITES
1258 TEKTITES
1259 RT BEDIASITES
1260 CHONDRITES
1261 MOLDAVITES
1262
1263 AUTOGUIDERS
1264 BT CONTROL SYSTEMS
1265 GUIDE SYSTEMS
1266 RT AUTOMATIC PATROL TELESCOPES
1267 QUADRANT DETECTORS
1268 TRACKING
1269
1270 AUTOMATED TELESCOPES
1271 UF robotic telescopes
1272 BT TELESCOPES
1273 NT AUTOMATIC PATROL TELESCOPES
1274 RT REMOTE CONTROL SYSTEMS
1275
1276 AUTOMATIC PATROL TELESCOPES
1277 BT AUTOMATED TELESCOPES
1278 OPTICAL TELESCOPES
1279 RT AUTOGUIDERS
1280 PHOTOMETRY
1281 REMOTE CONTROL SYSTEMS
1282
1283 AUTUMNAL EQUINOX
1284 BT EQUINOXES
1285 RT VERNAL EQUINOX
1286
1287 AUXILIARY INSTRUMENTS
1288 BT INSTRUMENTATION
1289
1290 AVALANCHE PHOTODIODES
1291 BT PHOTODIODES
1292 PHOTOELECTRONIC DEVICES
1293 RT PHOTOMETRY
1294
1295 AXES
1296 Combine with other terms
1297
1298 AXIONS
1299 BT ELEMENTARY PARTICLES
1300
1301 AZIMUTH
1302 UF bearing
1303 RT ALTAZIMUTH MOUNTING
1304 ALTITUDE [ANGLE]
1305 HORIZON
1306 HORIZON COORDINATE SYSTEM
1307
1308 azimuth mounting
1309 U ALTAZIMUTH MOUNTING
1310
1311 b BAND
1312 BT FRAUNHOFER LINES
1313 MOLECULAR BANDS
1314 RT MOLECULAR SPECTRA
1315
1316 B DWARF STARS
1317 BT B STARS
1318 DWARF STARS
1319 NT GAMMA CASSIOPEIAE STARS
1320
1321 B GIANT STARS
1322 BT B STARS
1323 GIANT STARS
1324
1325 B MAGNITUDE
1326 BT APPARENT MAGNITUDES
1327 RT JOHNSON PHOTOMETRY
1328
1329 B STARS
1330 BT EARLY TYPE STARS
1331 OB STARS
1332 YOUNG STARS
1333 NT 53 PERSEI STARS
1334 B DWARF STARS
1335 B GIANT STARS
1336 B SUBDWARF STARS
1337 B SUPERGIANT STARS
1338 Be STARS
1339 Bp STARS
1340 Bw STARS
1341 MERCURY MANGANESE STARS
1342 RT EARLY TYPE VARIABLE STARS
1343 O CLUSTERS
1344 SPECTRAL TYPES
1345
1346 B SUBDWARF STARS
1347 BT B STARS
1348 SUBDWARF STARS
1349
1350 B SUPERGIANT STARS
1351 BT B STARS
1352 EARLY TYPE SUPERGIANT STARS
1353 OB SUPERGIANT STARS
1354 SUPERGIANT STARS
1355
1356 Ba II stars
1357 U BARIUM STARS
1358
1359 BAADE WESSELINK METHOD
1360 RT CEPHEIDS
1361 DIAMETERS
1362
1363 BACKGROUND
1364 Combine with other terms
1365
1366 BACKGROUND NOISE
1367 BT NOISE
1368 RT COSMIC NOISE
1369 SIGNAL TO NOISE RATIO
1370 SKY NOISE
1371
1372 BACKGROUND RADIATION
1373 UF cosmic background radiation
1374 radiation background
1375 BT RADIATION
1376 NT COSMIC RAYS
1377 GAMMA RAY BACKGROUND
1378 MICROWAVE BACKGROUND
1379 RADIO BACKGROUND
1380 ULTRAVIOLET BACKGROUND
1381 X RAY BACKGROUND
1382 RT ANISOTROPY
1383 COSMIC NOISE
1384 SKY BRIGHTNESS
1385 SUNYAEV ZELDOVICH EFFECT
1386
1387 BAILEY TYPES
1388 UF ab variable stars
1389 BT RR LYRAE STARS
1390
1391 BAILYS BEADS
1392 RT DIAMOND RING EFFECT
1393 SOLAR ECLIPSE
1394 SUN
1395
1396 BAKER NUNN CAMERAS
1397 BT CATADIOPTRIC SYSTEMS
1398 METEOR CAMERAS
1399 REFLECTING TELESCOPES
1400 WIDE FIELD TELESCOPES
1401 RT BOUWERS TELESCOPES
1402 SCHMIDT TELESCOPES
1403
1404 BALLOON BORNE INSTRUMENTS
1405 RT AIRPLANE BORNE INSTRUMENTS
1406 COSMIC RAY ASTRONOMY
1407 GAMMA RAY ASTRONOMY
1408 GROUND BASED ASTRONOMY
1409 ROCKET BORNE INSTRUMENTS
1410 SATELLITE BORNE INSTRUMENTS
1411 SPACE PROBE INSTRUMENTS
1412 SPACE TELESCOPES
1413 ULTRAVIOLET ASTRONOMY
1414 X RAY ASTRONOMY
1415
1416 BALMER CONTINUUM
1417 RT BALMER SERIES
1418 HYDROGEN SPECTRUM
1419
1420 BALMER LIMIT
1421 RT BALMER SERIES
1422 HYDROGEN SPECTRUM
1423
1424 balmer lines
1425 U BALMER SERIES
1426
1427 BALMER SERIES
1428 UF balmer lines
1429 RT ABSORPTION SPECTRA
1430 BALMER CONTINUUM
1431 BALMER LIMIT
1432 BRACKETT SERIES
1433 H ALPHA
1434 H BETA
1435 HYDROGEN SPECTRUM
1436 LYMAN SERIES
1437 PASCHEN SERIES
1438 PFUND SERIES
1439
1440 BARIUM STARS
1441 UF Ba II stars
1442 NT SEMIBARIUM STARS
1443 RT HEAVY METAL STARS
1444 S STARS
1445
1446 BARRED SPIRAL GALAXIES
1447 UF galactic bars
1448 BT GALAXIES
1449 SPIRAL GALAXIES
1450
1451 BARYON STARS
1452 RT BARYONIC DARK MATTER
1453 BARYONS
1454
1455 BARYONIC DARK MATTER
1456 RT BARYON STARS
1457 COLD DARK MATTER
1458
1459 BARYONS
1460 BT ELEMENTARY PARTICLES
1461 RT BARYON STARS
1462 QUARKS
1463
1464 BASINS
1465 RT CRATERS
1466
1467 Be dwarf stars
1468 U Be STARS
1469
1470 Be STARS
1471 UF Be dwarf stars
1472 herbig stars
1473 BT B STARS
1474 EARLY TYPE EMISSION STARS
1475 NT LAMBDA ERIDANI STARS
1476 RT Ae STARS
1477 CIRCUMSTELLAR SHELLS
1478
1479 BEAM SWITCHING
1480 RT RADIO TELESCOPES
1481
1482 BEAM WAVEGUIDES
1483 RT COLLIMATORS
1484
1485 BEAMWIDTH
1486 RT ANGULAR RESOLUTION
1487 POLAR DIAGRAM
1488 RADIO TELESCOPES
1489
1490 bearing
1491 U AZIMUTH
1492
1493 beat cepheids
1494 U DOUBLE MODE CEPHEIDS
1495
1496 BEDIASITES
1497 BT METEORITES
1498 TEKTITES
1499 RT AUSTRALITES
1500 CHONDRITES
1501 MOLDAVITES
1502
1503 BESSELIAN EPOCH
1504 BT EPOCH
1505 STANDARD EPOCH
1506 RT JULIAN EPOCH
1507 TIME
1508
1509 beta canis majoris stars
1510 U BETA CEPHEI STARS
1511
1512 BETA CEPHEI STARS
1513 UF beta canis majoris stars
1514 ultra short period B stars
1515 ultra short period variable stars
1516 BT EARLY TYPE VARIABLE STARS
1517 MULTIPERIODIC VARIABLE STARS
1518 PULSATING VARIABLE STARS
1519 SHORT PERIOD VARIABLE STARS
1520 RT NONRADIAL PULSATIONS
1521 RADIAL PULSATIONS
1522
1523 BETA LYRAE STARS
1524 BT CLOSE BINARY STARS
1525 CONTACT BINARY STARS
1526 ECLIPSING BINARY STARS
1527 ELLIPSOIDAL VARIABLE STARS
1528
1529 beta persei stars
1530 U ALGOL VARIABLE STARS
1531
1532 BIANCHI COSMOLOGY
1533 BT COSMOLOGY
1534
1535 BIG BANG THEORY
1536 BT COSMOLOGY
1537 RT CLOSED UNIVERSE
1538 EARLY UNIVERSE
1539 FRIEDMANN UNIVERSE
1540 HADRON BARRIER
1541 HUBBLE RADIUS
1542 HUBBLE TIME
1543 LEMAITRE UNIVERSE
1544 OPEN UNIVERSE
1545 PRIMORDIAL FIREBALL
1546 RELATIVISTIC VELOCITY
1547 STEADY STATE THEORY
1548
1549 binaries
1550 U BINARY STARS
1551
1552 binary galaxies
1553 U DOUBLE GALAXIES
1554
1555 BINARY PULSARS
1556 BT PULSARS
1557
1558 BINARY STARS
1559 Only the broad classes are shown
1560 below. Specific types will be
1561 found under these, or from the
1562 Hierarchical List.
1563 UF binaries
1564 binary systems
1565 double stars
1566 wide binary stars
1567 NT ALGOL VARIABLE STARS
1568 ASTROMETRIC BINARY STARS
1569 CATACLYSMIC VARIABLE STARS
1570 CLOSE BINARY STARS
1571 CONTACT BINARY STARS
1572 DETACHED BINARY STARS
1573 ECLIPSING BINARY STARS
1574 ELLIPSOIDAL VARIABLE STARS
1575 ERUPTIVE BINARY STARS
1576 INTERACTING BINARY STARS
1577 RS CANUM VENATICORUM STARS
1578 SEMIDETACHED BINARY STARS
1579 SPECTROSCOPIC BINARY STARS
1580 VISUAL BINARY STARS
1581 RT ACCRETION
1582 APOCENTER
1583 CENTER OF MASS
1584 COMPANION STARS
1585 DYNAMICAL PARALLAX
1586 INCLINATION
1587 MASS LOSS
1588 MASS RATIOS
1589 MULTIPLE STARS
1590 OCCULTATIONS
1591 ORBIT DETERMINATION
1592 ORBITS
1593 PERIOD
1594 PERIOD CHANGE
1595 PERIOD DETERMINATION
1596 PHASE [WAVE]
1597 POSITION ANGLE
1598 RUNAWAY STARS
1599 SEMIMAJOR AXIS
1600 SEPARATION
1601 TWO BODY PROBLEM
1602 VON ZEIPEL THEOREM
1603
1604 binary systems
1605 U BINARY STARS
1606 DOUBLE GALAXIES
1607
1608 bipolar flows
1609 U BIPOLAR OUTFLOWS
1610
1611 BIPOLAR GALAXIES
1612 BT GALAXIES
1613
1614 BIPOLAR GROUPS
1615 BT SUNSPOT GROUPS
1616 RT SUNSPOTS
1617
1618 BIPOLAR NEBULAE
1619 BT NEBULAE
1620 RT BIPOLAR OUTFLOWS
1621
1622 BIPOLAR OUTFLOWS
1623 UF bipolar flows
1624 RT BIPOLAR NEBULAE
1625 CIRCUMSTELLAR MATTER
1626 RADIO SOURCES
1627 RADIO STRUCTURE
1628
1629 BIRTH RATES
1630 RT MASS FUNCTION
1631 PROTOSTARS
1632 STAR FORMATION
1633 STELLAR EVOLUTION
1634
1635 BL HERCULIS STARS
1636 BT PULSATING VARIABLE STARS
1637 W VIRGINIS STARS
1638 RT CEPHEIDS
1639 RADIAL PULSATIONS
1640 RR LYRAE STARS
1641
1642 bl lac objects
1643 U BL LACERTAE OBJECTS
1644
1645 BL LACERTAE OBJECTS
1646 UF bl lac objects
1647 BT COMPACT OBJECTS
1648 EXTRAGALACTIC RADIO SOURCES
1649 GALAXIES
1650 VARIABLE SOURCES
1651 RT ACTIVE GALACTIC NUCLEI
1652 BLAZARS
1653 COMPACT GALAXIES
1654 QUASARS
1655 SEYFERT GALAXIES
1656
1657 BLACK BODY RADIATION
1658 UF thermal black body radiation
1659 BT RADIATION
1660 RT BRIGHTNESS TEMPERATURE
1661 EMISSIVITY
1662 THERMAL RADIATION
1663 ULTRAVIOLET RADIATION
1664
1665 BLACK DWARF STARS
1666 BT DWARF STARS
1667 LOW MASS STARS
1668 RT WHITE DWARF STARS
1669
1670 BLACK HOLES
1671 BT COLLAPSED STARS
1672 COMPACT OBJECTS
1673 DEGENERATE MATTER
1674 RELATIVISTIC STARS
1675 NT KERR BLACK HOLE
1676 RT ACCRETION DISKS
1677 ERGOSPHERE
1678 EVENT HORIZON
1679 GALACTIC NUCLEI
1680 GRAVITATIONAL COLLAPSE
1681 GRAVITATIONAL LENSES
1682 HAWKING RADIATION
1683 KRUSKAL DIAGRAM
1684 MASSIVE OBJECTS
1685 NAKED SINGULARITY
1686 PENROSE PROCESS
1687 RELATIVISTIC ASTROPHYSICS
1688 SCHWARZSCHILD RADIUS
1689 SPACETIME SINGULARITY
1690 SUPERNOVA REMNANTS
1691 WHITE HOLES
1692 X RAY BINARY STARS
1693
1694 BLANK FIELDS
1695 RT GALAXY VOIDS
1696
1697 BLAZARS
1698 BT ACTIVE GALACTIC NUCLEI
1699 RT BL LACERTAE OBJECTS
1700 QUASARS
1701
1702 BLAZHKO EFFECT
1703 RT RR LYRAE STARS
1704
1705 BLINK COMPARATORS
1706 BT INSTRUMENTATION
1707
1708 BLINKING
1709 Combine with other terms
1710
1711 BLUE GALAXIES
1712 BT BLUE OBJECTS
1713 GALAXIES
1714
1715 BLUE OBJECTS
1716 NT BLUE GALAXIES
1717
1718 BLUE SHIFT
1719 BT DOPPLER EFFECT
1720 LINE SHIFT
1721 RT FREQUENCY SHIFT
1722
1723 blue stars
1724 U EARLY TYPE STARS
1725
1726 BLUE STRAGGLER STARS
1727 BT MAINSEQUENCE STARS
1728 YOUNG STARS
1729 RT OPEN STAR CLUSTERS
1730
1731 BODES LAW
1732 UF titius bode law
1733 RT DISTANCE
1734 PLANETS
1735 SOLAR SYSTEM
1736
1737 BOK GLOBULES
1738 BT DARK NEBULAE
1739 GLOBULES
1740 INTERSTELLAR MATTER
1741 RT H II REGIONS
1742 PROTOSTARS
1743 STAR FORMATION
1744
1745 BOLIDES
1746 BT METEORS
1747 RT FIREBALLS
1748
1749 BOLOMETERS
1750 BT INSTRUMENTATION
1751 RT BOLOMETRIC CORRECTION
1752 PHOTOMETERS
1753 RADIATION
1754 RADIOMETERS
1755
1756 BOLOMETRIC CORRECTION
1757 RT BOLOMETERS
1758
1759 BOSE EINSTEIN NUCLEI
1760 BT NUCLEI [ATOMS]
1761 RT BOSE EINSTEIN STATISTICS
1762 FERMI DIRAC NUCLEI
1763
1764 BOSE EINSTEIN STATISTICS
1765 RT BOSE EINSTEIN NUCLEI
1766 BOSONS
1767 FERMI DIRAC STATISTICS
1768
1769 BOSONS
1770 BT ELEMENTARY PARTICLES
1771 PARTICLES
1772 NT ALPHA PARTICLES
1773 COMPOSITE PARTICLES
1774 MESONS
1775 PHOTONS
1776 PIONS
1777 RT BOSE EINSTEIN STATISTICS
1778 FERMIONS
1779 HADRONS
1780 LEPTONS
1781
1782 BOUND FREE TRANSITIONS
1783 RT ABSORPTION LINES
1784 ABSORPTION SPECTRA
1785
1786 BOUNDARY LAYERS
1787 RT ATMOSPHERES
1788 PLANETS
1789
1790 BOUWERS TELESCOPES
1791 BT CATADIOPTRIC SYSTEMS
1792 REFLECTING TELESCOPES
1793 RT BAKER NUNN CAMERAS
1794 MAKSUTOV TELESCOPES
1795 WIDE FIELD TELESCOPES
1796
1797 BOW SHOCKS
1798 BT SHOCK WAVES
1799
1800 Bp STARS
1801 BT B STARS
1802 MAGNETIC STARS
1803 PECULIAR STARS
1804
1805 BRACKETT SERIES
1806 BT INFRARED RADIATION
1807 RT BALMER SERIES
1808 HYDROGEN SPECTRUM
1809 LYMAN SERIES
1810 PASCHEN SERIES
1811 PFUND SERIES
1812
1813 BREMSSTRAHLUNG
1814 UF free free transition
1815 BT ELECTROMAGNETIC WAVES
1816 RADIATION
1817 RT ELECTRONS
1818 RADIATION MECHANISMS
1819 SPECTRA
1820 SYNCHROTRON RADIATION
1821
1822 BRIDGES
1823 Between galaxies.
1824
1825 BRIGHT GALAXIES
1826 BT GALAXIES
1827 RT LOCAL GROUP OF GALAXIES
1828 NEARBY GALAXIES
1829
1830 BRIGHT NEBULAE
1831 BT NEBULAE
1832
1833 bright stars
1834 U HIGH LUMINOSITY STARS
1835
1836 BRIGHTNESS
1837 BT OPTICAL PROPERTIES
1838 NT SURFACE BRIGHTNESS
1839 RT ILLUMINATION
1840 INTEGRATION TIME
1841 INTENSITY
1842 LUMINOSITY
1843 MAGNITUDES
1844
1845 BRIGHTNESS DISTRIBUTION
1846 See LUMINOSITY DISTRIBUTION
1847
1848 BRIGHTNESS TEMPERATURE
1849 BT TEMPERATURE
1850 RT BLACK BODY RADIATION
1851 LUMINOSITY DISTRIBUTION
1852 OPTICAL PROPERTIES
1853
1854 BRILLOUIN SCATTERING
1855 RT BRILLOUIN SPECTRA
1856 MIE SCATTERING
1857
1858 BRILLOUIN SPECTRA
1859 BT SPECTRA
1860 RT BRILLOUIN SCATTERING
1861 LIGHT SCATTERING
1862
1863 BROAD BAND PHOTOMETRY
1864 UF wide band photometry
1865 BT CCD PHOTOMETRY
1866 PHOTOELECTRIC PHOTOMETRY
1867 PHOTOGRAPHIC PHOTOMETRY
1868 NT BV PHOTOMETRY
1869 CAPE PHOTOMETRY
1870 CAPE RI PHOTOMETRY
1871 INFRARED PHOTOMETRY
1872 JOHNSON PHOTOMETRY
1873 RGU PHOTOMETRY
1874 TWO COLOR PHOTOMETRY
1875 UBVRIJKL PHOTOMETRY
1876 ULTRAVIOLET PHOTOMETRY
1877 RT MEDIUM BAND PHOTOMETRY
1878 NARROW BAND PHOTOMETRY
1879
1880 BROWN DWARF STARS
1881 BT DWARF STARS
1882 LOW MASS STARS
1883
1884 bubbles
1885 U INTERSTELLAR BUBBLES
1886
1887 BULGES
1888 Combine with other terms
1889
1890 bump cepheids
1891 U CEPHEIDS
1892
1893 BURSTERS
1894 RT BURSTS
1895 GAMMA RAY BURSTS
1896 OPTICAL BURSTS
1897 RADIO BURSTS
1898 X RAY BURSTS
1899
1900 BURSTS
1901 NT GAMMA RAY BURSTS
1902 OPTICAL BURSTS
1903 OUTBURSTS
1904 RADIO BURSTS
1905 RAPID BURSTS
1906 X RAY BURSTS
1907 RT BURSTERS
1908 FLARES
1909
1910 BUTTERFLY DIAGRAM
1911 RT SOLAR ACTIVITY
1912 SOLAR CYCLE
1913 SUNSPOT CYCLE
1914 SUNSPOT NUMBERS
1915 SUNSPOTS
1916
1917 BV PHOTOMETRY
1918 BT BROAD BAND PHOTOMETRY
1919 RT JOHNSON PHOTOMETRY
1920 TWO COLOR PHOTOMETRY
1921
1922 Bw STARS
1923 BT B STARS
1924 HELIUM POOR STARS
1925
1926 BY DRACONIS STARS
1927 BT FLARE STARS
1928 RT STARSPOTS
1929
1930 c I emission
1931 U CARBON LINES
1932
1933 C II REGIONS
1934 BT INTERSTELLAR MATTER
1935 RT DARK CLOUDS
1936
1937 c m diagrams
1938 U COLOR MAGNITUDE RELATION
1939
1940 c m relation
1941 U COLOR MAGNITUDE RELATION
1942
1943 c stars
1944 U CARBON STARS
1945
1946 Ca II EMISSION LINES
1947 BT CALCIUM LINES
1948 EMISSION LINES
1949 METAL LINES
1950 RT WILSON BAPPU EFFECT
1951
1952 CALCIUM LINES
1953 BT METAL LINES
1954 SPECTRAL LINES
1955 NT Ca II EMISSION LINES
1956 H AND K LINES
1957 K LINE
1958 RT ABSORPTION LINES
1959
1960 CALENDARS
1961 NT GREGORIAN CALENDAR
1962 JULIAN CALENDAR
1963 RT EPHEMERIDES
1964 TIME
1965
1966 CALIBRATION
1967 Combine with other terms
1968 NT SELF CALIBRATION METHODS
1969 RT INSTRUMENTATION
1970 MEASURING INSTRUMENTS
1971 RESEAUX
1972
1973 CAMERA LENSES
1974 BT LENSES
1975 RT CAMERAS
1976
1977 CAMERAS
1978 Photographic types only here.
1979 BT OPTICAL INSTRUMENTS
1980 PHOTOGRAPHIC INSTRUMENTS
1981 NT ALL SKY CAMERAS
1982 ASTROGRAPHIC CAMERAS
1983 SCHMIDT CAMERAS
1984 ULTRAVIOLET CAMERAS
1985 RT ALL SKY PHOTOGRAPHY
1986 CAMERA LENSES
1987 CORONAGRAPHS
1988 PHOTOGRAPHS
1989 PHOTOGRAPHY
1990 ULTRAVIOLET PHOTOGRAPHY
1991 WIDE ANGLE LENSES
1992
1993 candoluminescence
1994 U LUMINESCENCE
1995
1996 CAPE PHOTOMETRY
1997 UF UcBV photometry
1998 BT BROAD BAND PHOTOMETRY
1999 PHOTOMETRIC SYSTEMS
2000 RT CAPE RI PHOTOMETRY
2001 JOHNSON PHOTOMETRY
2002 KAPTEYN SELECTED AREAS
2003
2004 CAPE RI PHOTOMETRY
2005 BT BROAD BAND PHOTOMETRY
2006 RT CAPE PHOTOMETRY
2007 JOHNSON PHOTOMETRY
2008
2009 CAPTURE
2010 Combine with other terms
2011 RT ABSORPTION
2012
2013 CARBON BURNING
2014 BT NUCLEAR FUSION
2015 NUCLEOSYNTHESIS
2016 RT CARBON FLASH
2017 GIANT STARS
2018 HELIUM BURNING
2019 HYDROGEN BURNING
2020 NUCLEAR REACTIONS
2021 OXYGEN BURNING
2022 SHELL BURNING
2023 SILICON BURNING
2024 STELLAR EVOLUTION
2025 STELLAR INTERIORS
2026
2027 CARBON COMPOUNDS
2028 BT INTERSTELLAR MOLECULES
2029 NT CARBON DIOXIDE
2030 CARBON DISULFIDE
2031 CARBON MONOSULFIDE
2032 CARBON MONOXIDE
2033 CH
2034 CYANOACETYLENE
2035 CYANODIACETYLENE
2036 CYANOGEN
2037 CYANOPOLYYNES
2038
2039 carbon cycle
2040 U CARBON NITROGEN CYCLE
2041
2042 carbon detonation
2043 U CARBON FLASH
2044
2045 CARBON DIOXIDE
2046 BT CARBON COMPOUNDS
2047 GASES
2048
2049 CARBON DISULFIDE
2050 BT CARBON COMPOUNDS
2051
2052 CARBON FLASH
2053 UF carbon detonation
2054 RT CARBON BURNING
2055 HELIUM FLASH
2056 NUCLEAR FUSION
2057 RED GIANT TIP
2058
2059 CARBON LINES
2060 UF c I emission
2061 BT METAL LINES
2062 SPECTRAL LINES
2063
2064 CARBON MONOSULFIDE
2065 BT CARBON COMPOUNDS
2066
2067 CARBON MONOXIDE
2068 UF co
2069 BT CARBON COMPOUNDS
2070 GASES
2071 RT SWAN BANDS
2072
2073 CARBON NITROGEN CYCLE
2074 UF carbon cycle
2075 cno
2076 cno cycle
2077 BT HYDROGEN BURNING
2078 RT CNO ANOMALIES
2079 NUCLEAR FUSION
2080 PROTON PROTON REACTION
2081 STELLAR INTERIORS
2082
2083 CARBON STARS
2084 UF c stars
2085 BT LATE TYPE GIANT STARS
2086 RT CH STARS
2087 CN STARS
2088 R STARS
2089 S STARS
2090 WOLF RAYET STARS
2091
2092 CARBONACEOUS CHONDRITES
2093 BT CHONDRITES
2094
2095 cascade showers
2096 U COSMIC RAY SHOWERS
2097
2098 CASSEGRAIN ANTENNAS
2099 UF two reflector antennas
2100 BT ANTENNAS
2101 RADIO TELESCOPES
2102 RT SECONDARY MIRRORS
2103 SUBREFLECTORS
2104
2105 CASSEGRAIN FOCUS
2106 UF cassegrain telescope
2107 BT FOCUS
2108 RT COUDE FOCUS
2109 NASMYTH FOCUS
2110 NEWTONIAN FOCUS
2111 PARABOLIC ANTENNAS
2112 PRIME FOCUS
2113 SECONDARY MIRRORS
2114 SUBREFLECTORS
2115
2116 cassegrain telescope
2117 U CASSEGRAIN FOCUS
2118
2119 cataclysmic binary stars
2120 U CATACLYSMIC VARIABLE STARS
2121
2122 CATACLYSMIC VARIABLE STARS
2123 UF cataclysmic binary stars
2124 eruptive stars
2125 eruptive variable stars
2126 explosive variable stars
2127 BT BINARY STARS
2128 VARIABLE STARS
2129 NT ALPHA2 CANUM VENATICORUM STARS
2130 AM CANUM VENATICORUM STARS
2131 ERUPTIVE BINARY STARS
2132 GAMMA CASSIOPEIAE STARS
2133 NOVAS
2134 RW AURIGAE STARS
2135 SS CYGNI STARS
2136 SU URSAE MAJORIS STARS
2137 SUPERNOVAS
2138 SX ARIETIS STARS
2139 SYMBIOTIC STARS
2140 U GEMINORUM STARS
2141 UU HERCULIS STARS
2142 UV PERSEI STARS
2143 UX URSAE MAJORIS STARS
2144 WZ SAGITTAE STARS
2145 X RAY BINARY STARS
2146 Z CAMELOPARDALIS STARS
2147 RT ERUPTIONS
2148 INTERACTING BINARY STARS
2149 MASS EXCHANGE
2150 MASS LOSS
2151 OPTICAL OUTBURSTS
2152
2153 CATADIOPTRIC SYSTEMS
2154 NT BAKER NUNN CAMERAS
2155 BOUWERS TELESCOPES
2156 MAKSUTOV TELESCOPES
2157 SCHMIDT TELESCOPES
2158 RT CORRECTOR PLATES
2159 FIELD CORRECTORS
2160 LENSES
2161 MIRRORS
2162 OPTICAL TELESCOPES
2163
2164 CATALOGS
2165 e.g. RADIO, STAR, X RAY, etc
2166 Combine with other terms
2167 UF catalogues
2168 NT ASTROGRAPHIC CATALOGS
2169 HENRY DRAPER CATALOG
2170 RADIO SOURCE CATALOGS
2171 RT ATLASES
2172 EPHEMERIDES
2173 FINDING LISTS
2174 FK CATALOG SYSTEM
2175 FUNDAMENTAL STARS
2176 MAPS
2177 NOMENCLATURE
2178 SKY SURVEYS
2179 SURVEYS
2180 ULTRAVIOLET SURVEYS
2181
2182 catalogues
2183 U CATALOGS
2184
2185 CATASTROPHE THEORY
2186 RT MATHEMATICAL ANALYSIS
2187
2188 CATHODES
2189 BT ELECTRODES
2190 NT PHOTOCATHODES
2191 RT PHOTOMULTIPLIER TUBES
2192 QUANTUM EFFICIENCY
2193 THERMIONIC EMISSION
2194
2195 CATOPTRIC SYSTEMS
2196 RT MIRRORS
2197 OPTICAL TELESCOPES
2198
2199 CCD
2200 Acroynm: CHARGE COUPLED DEVICE
2201
2202 CCD CAMERAS
2203
2204 CCD DETECTORS
2205 BT MULTICHANNEL DETECTORS
2206 TWO DIMENSIONAL DETECTORS
2207 RT CCD OBSERVATIONS
2208 CCD PHOTOMETRY
2209 CHARGE COUPLED DEVICES
2210 PHOTOMETERS
2211 TELEVISION DETECTORS
2212
2213 CCD OBSERVATIONS
2214 RT CCD DETECTORS
2215 CCD PHOTOMETRY
2216 CHARGE COUPLED DEVICES
2217
2218 CCD PHOTOMETRY
2219 BT PHOTOMETRY
2220 NT BROAD BAND PHOTOMETRY
2221 MEDIUM BAND PHOTOMETRY
2222 NARROW BAND PHOTOMETRY
2223 RT CCD DETECTORS
2224 CCD OBSERVATIONS
2225 CHARGE COUPLED DEVICES
2226 PHOTOELECTRIC PHOTOMETRY
2227 PHOTOGRAPHIC PHOTOMETRY
2228
2229 cD GALAXIES
2230 BT D GALAXIES
2231 ELLIPTICAL GALAXIES
2232 GIANT GALAXIES
2233 RT GIANT RADIO GALAXIES
2234 MASSIVE GALAXIES
2235 NUCLEI [CELESTIAL OBJECTS]
2236
2237 CELESTIAL COORDINATES
2238 See under COORDINATE SYSTEMS.
2239
2240 CELESTIAL EQUATOR
2241 RT CELESTIAL POLES
2242 CELESTIAL SPHERE
2243 DECLINATION
2244 EQUATOR CORRECTION
2245 EQUATOR DETERMINATION
2246 EQUATOR POSITION
2247 EQUATORIAL COORDINATE SYSTEM
2248 EQUINOXES
2249 OBLIQUITY OF ECLIPTIC
2250 RIGHT ASCENSION
2251
2252 celestial latitude
2253 U ECLIPTIC LATITUDE
2254
2255 celestial longitude
2256 U ECLIPTIC LONGITUDE
2257
2258 CELESTIAL MECHANICS
2259 RT ALIGNMENT [PLANETS]
2260 ANGULAR VELOCITY
2261 ASTRODYNAMICS
2262 ASTROMETRY
2263 ASTRONOMICAL CONSTANTS
2264 GRAVITATION
2265 GRAVITATIONAL WAVES
2266 KEPLERIAN ORBITS
2267 LAGRANGIAN POINTS
2268 LUNAR THEORY
2269 N BODY PROBLEM
2270 ORBITAL ELEMENTS
2271 ORBITAL EVOLUTION
2272 ORBITAL MOTIONS
2273 ORBITAL THEORY
2274 ORBITS
2275 OSCULATORY ELEMENTS
2276 PERTURBATION
2277 PERTURBATION THEORY
2278 PLANETARY THEORY
2279 PRECESSION
2280 THREE BODY PROBLEM
2281 TWO BODY PROBLEM
2282
2283 CELESTIAL POLES
2284 BT POLES
2285 NT NORTH CELESTIAL POLE
2286 SOUTH CELESTIAL POLE
2287 RT CELESTIAL EQUATOR
2288 CELESTIAL SPHERE
2289 EQUATOR
2290 EQUATORIAL COORDINATE SYSTEM
2291 POLAR AXIS
2292
2293 CELESTIAL SPHERE
2294 RT CELESTIAL EQUATOR
2295 CELESTIAL POLES
2296 HORIZON
2297 ZENITH
2298
2299 cells
2300 U PHOTOMULTIPLIER TUBES
2301
2302 CELSIUS TEMPERATURE SCALE
2303 BT TEMPERATURE SCALES
2304 RT ABSOLUTE TEMPERATURE SCALE
2305 KELVIN
2306 TEMPERATURE
2307
2308 CENTER
2309 Combine with other terms
2310
2311 CENTER OF MASS
2312 BT ORBITAL ELEMENTS
2313 RT BINARY STARS
2314 PERICENTER
2315 PLANETS
2316
2317 CENTRAL STARS
2318 RT PLANETARY NEBULAE
2319
2320 CENTRIFUGAL FORCE
2321 BT FORCE
2322 RT CENTRIPETAL FORCE
2323
2324 CENTRIPETAL FORCE
2325 BT FORCE
2326 RT CENTRIFUGAL FORCE
2327
2328 cepheid variable stars
2329 U CEPHEIDS
2330
2331 CEPHEIDS
2332 Most commonly used term.
2333 UF bump cepheids
2334 cepheid variable stars
2335 classical cepheids
2336 delta cephei stars
2337 BT PULSATING VARIABLE STARS
2338 NT DOUBLE MODE CEPHEIDS
2339 YOUNG DISK CEPHEIDS
2340 RT BAADE WESSELINK METHOD
2341 BL HERCULIS STARS
2342 DWARF CEPHEIDS
2343 HE+ IONIZATION ZONE
2344 INSTABILITY STRIP
2345 KAPPA MECHANISM
2346 PERIOD AGE RELATION
2347 PERIOD COLOR RELATION
2348 PERIOD LUMINOSITY COLOR RELATION
2349 PERIOD LUMINOSITY RELATION
2350 PERIOD RADIUS RELATION
2351 PERIOD SPECTRUM RELATION
2352 RADIAL PULSATIONS
2353 RADIUS LUMINOSITY RELATION
2354 RR LYRAE STARS
2355 W VIRGINIS STARS
2356
2357 CERENKOV COUNTERS
2358 American spelling
2359 UF cherenkov counters
2360 BT SCINTILLATION COUNTERS
2361 RT CERENKOV RADIATION
2362 COSMIC RAYS
2363
2364 cerenkov effect
2365 U CERENKOV RADIATION
2366
2367 CERENKOV RADIATION
2368 American spelling
2369 UF cerenkov effect
2370 BT ELECTROMAGNETIC WAVES
2371 RADIATION
2372 RT CERENKOV COUNTERS
2373 COSMIC RAYS
2374 GAMMA RAYS
2375 NUCLEAR RADIATION
2376 RADIATION MECHANISMS
2377 ULTRAVIOLET RADIATION
2378
2379 cesium clocks
2380 U ATOMIC CLOCKS
2381
2382 CH
2383 Hydrated carbon
2384 BT CARBON COMPOUNDS
2385 HYDROCARBONS
2386 INTERSTELLAR MOLECULES
2387
2388 CH STARS
2389 BT GIANT STARS
2390 RT CARBON STARS
2391
2392 CHANDLER WOBBLE
2393 UF polar wandering
2394 RT EARTH ROTATION
2395 LATITUDE DETERMINATION
2396 LATITUDE VARIATION
2397 POLAR MOTION
2398
2399 CHANDRASEKHAR LIMIT
2400 RT GRAVITATIONAL COLLAPSE
2401 MASS
2402 MASS RADIUS RELATION
2403 WHITE DWARF STARS
2404
2405 CHANDRASEKHAR SCHONBERG LIMIT
2406 UF schonberg chandrasekhar limit
2407 RT GRAVITATIONAL COLLAPSE
2408 HYDROGEN BURNING
2409 MASS
2410 STELLAR INTERIORS
2411
2412 CHARGE COUPLED DEVICES
2413 Use abbreviated form (CCD) when
2414 combined with other terms.
2415 BT PHOTOELECTRONIC DEVICES
2416 SEMICONDUCTOR DEVICES
2417 RT CCD DETECTORS
2418 CCD OBSERVATIONS
2419 CCD PHOTOMETRY
2420 DETECTORS
2421 MULTICHANNEL DETECTORS
2422 QUANTUM EFFICIENCY
2423 TWO DIMENSIONAL DETECTORS
2424
2425 CHARGE INJECTION DEVICES
2426 UF cid
2427 BT PHOTOELECTRONIC DEVICES
2428 SEMICONDUCTOR DEVICES
2429 RT DETECTORS
2430 TWO DIMENSIONAL DETECTORS
2431
2432 CHARGE TRANSFER DEVICES
2433 UF ctd
2434 BT PHOTOELECTRONIC DEVICES
2435 SEMICONDUCTOR DEVICES
2436 RT DETECTORS
2437 TWO DIMENSIONAL DETECTORS
2438
2439 charged particles
2440 U ELEMENTARY PARTICLES
2441 IONS
2442
2443 charts
2444 U ATLASES
2445
2446 chemical abundance
2447 U ABUNDANCE
2448
2449 CHEMICAL COMPOSITION
2450 RT ABUNDANCE
2451 PECULIAR STARS
2452
2453 CHEMICAL ELEMENTS
2454 See Appendix.
2455 NT DEUTERIUM
2456 HEAVY ELEMENTS
2457 ISOTOPES
2458 TRACE ELEMENTS
2459 RT ABUNDANCE
2460 ATOMS
2461 CURVES OF GROWTH
2462 ELEMENT FORMATION
2463 ORIGIN
2464
2465 CHEMICAL EVOLUTION
2466 RT ABUNDANCE
2467 STELLAR EVOLUTION
2468
2469 CHEMILUMINESCENCE
2470 BT LUMINESCENCE
2471 RT LIGHT EMISSION
2472
2473 CHEMISTRY
2474 NT COSMOCHEMISTRY
2475
2476 cherenkov counters
2477 U CERENKOV COUNTERS
2478
2479 CHONDRITES
2480 BT METEORITES
2481 NT ACHONDRITES
2482 CARBONACEOUS CHONDRITES
2483 CHONDRULES
2484 RT AUSTRALITES
2485 BEDIASITES
2486 MOLDAVITES
2487
2488 CHONDRULES
2489 BT CHONDRITES
2490
2491 CHROMATIC ABERRATION
2492 BT ABERRATIONS
2493 RT ASTIGMATISM
2494 COMA
2495 DISTORTION
2496 FIELD CURVATURE
2497 OPTICAL SYSTEMS
2498 SPHERICAL ABERRATION
2499
2500 CHROMOSPHERE
2501 RT CORONAL LOOPS
2502 FACULAE
2503 FIBRILLES
2504 FILAMENTS [SOLAR]
2505 FLASH SPECTRUM
2506 MACRO SPICULES
2507 MOTTLES
2508 PHOTOSPHERE
2509 PLAGES
2510 PROMINENCES
2511 QUIESCENT PROMINENCES
2512 SOLAR ATMOSPHERE
2513 SPICULES
2514 STELLAR ATMOSPHERES
2515 STELLAR WINDS
2516 SUN
2517 TRANSITION REGION
2518
2519 chromospheric eruptions
2520 U FLARES
2521 PROMINENCES
2522
2523 chronograph
2524 U CHRONOMETERS
2525
2526 CHRONOMETERS
2527 UF chronograph
2528 BT CLOCKS
2529 MEASURING INSTRUMENTS
2530 RT TIME
2531
2532 cid
2533 U CHARGE INJECTION DEVICES
2534
2535 CIRCULAR ORBITS
2536 BT ELLIPTICAL ORBITS
2537 RT HYPERBOLIC ORBITS
2538 ORBITAL MOTIONS
2539 PARABOLIC ORBITS
2540
2541 CIRCULAR POLARIZATION
2542 BT POLARIZATION [WAVES]
2543 RT PLANE POLARIZATION
2544
2545 CIRCUMPLANETARY MATTER
2546 RT CIRCUMSTELLAR MATTER
2547
2548 circumstellar clouds
2549 U CIRCUMSTELLAR MATTER
2550
2551 CIRCUMSTELLAR DISKS
2552 BT DISKS
2553 ROTATING BODIES
2554 RT ACCRETION DISKS
2555 CIRCUMSTELLAR GAS
2556 CIRCUMSTELLAR MATTER
2557 MASS LOSS
2558 TORI
2559
2560 CIRCUMSTELLAR DUST
2561 BT CIRCUMSTELLAR GRAINS
2562 CIRCUMSTELLAR MATTER
2563 RT CIRCUMSTELLAR GAS
2564 COCOON STARS
2565 DUST SHELLS
2566 R CORONAE BOREALIS STARS
2567
2568 CIRCUMSTELLAR ENVELOPES
2569 UF stellar envelopes
2570 NT EXPANDING ENVELOPES
2571 RT CIRCUMSTELLAR GAS
2572 CIRCUMSTELLAR MATTER
2573 CIRCUMSTELLAR SHELLS
2574 MASS LOSS
2575 WOLF RAYET STARS
2576
2577 CIRCUMSTELLAR GAS
2578 BT CIRCUMSTELLAR MATTER
2579 RT CIRCUMSTELLAR DISKS
2580 CIRCUMSTELLAR DUST
2581 CIRCUMSTELLAR ENVELOPES
2582 CIRCUMSTELLAR GRAINS
2583 CIRCUMSTELLAR SHELLS
2584
2585 CIRCUMSTELLAR GRAINS
2586 BT CIRCUMSTELLAR MATTER
2587 NT CIRCUMSTELLAR DUST
2588 RT CIRCUMSTELLAR GAS
2589 R CORONAE BOREALIS STARS
2590
2591 CIRCUMSTELLAR MATTER
2592 UF circumstellar clouds
2593 stellar envelopes
2594 NT CIRCUMSTELLAR DUST
2595 CIRCUMSTELLAR GAS
2596 CIRCUMSTELLAR GRAINS
2597 RT BIPOLAR OUTFLOWS
2598 CIRCUMPLANETARY MATTER
2599 CIRCUMSTELLAR DISKS
2600 CIRCUMSTELLAR ENVELOPES
2601 CIRCUMSTELLAR SHELLS
2602 CORONAS
2603 EXPANDING ENVELOPES
2604 GRAVITATING DISKS
2605 INTERPLANETARY MATTER
2606 INTERSTELLAR MATTER
2607 MASS LOSS
2608
2609 CIRCUMSTELLAR SHELLS
2610 UF rotating shells
2611 stellar envelopes
2612 BT ROTATING BODIES
2613 SHELLS
2614 NT DUST SHELLS
2615 RT Be STARS
2616 CIRCUMSTELLAR ENVELOPES
2617 CIRCUMSTELLAR GAS
2618 CIRCUMSTELLAR MATTER
2619 EXTREME CARBON STARS
2620 MASS LOSS
2621 SHELL STARS
2622 STELLAR WINDS
2623
2624 CIVIL TIME
2625 BT TIME
2626 RT EPHEMERIS TIME
2627 MEAN SOLAR TIME
2628 UNIVERSAL TIME
2629
2630 classical cepheids
2631 U CEPHEIDS
2632
2633 CLASSIFICATION
2634 Combine with other terms
2635 NT LUMINOSITY CLASSIFICATION
2636 SPECTRAL CLASSIFICATION
2637 RT MORPHOLOGY
2638 NOMENCLATURE
2639 TAXONOMY
2640
2641 CLEAN METHODS
2642 RT DATA PROCESSING
2643 IMAGE PROCESSING
2644 IMAGE RECONSTRUCTION
2645 RADIO ASTRONOMY
2646
2647 CLOCKS
2648 BT MEASURING INSTRUMENTS
2649 TIMING EQUIPMENT
2650 NT ATOMIC CLOCKS
2651 CHRONOMETERS
2652 RT TIME
2653 TIME STANDARDS
2654
2655 CLOSE BINARY STARS
2656 BT BINARY STARS
2657 NT AM HERCULIS STARS
2658 BETA LYRAE STARS
2659 ELLIPSOIDAL VARIABLE STARS
2660 SEMIDETACHED BINARY STARS
2661 U GEMINORUM STARS
2662 Z ANDROMEDAE STARS
2663 RT ACCRETION DISKS
2664 CONTACT BINARY STARS
2665 ROCHE LIMIT
2666 ROCHE LOBE
2667 SYNCHRONOUS ROTATION
2668 TIDAL FRICTION
2669 X RAY BRIGHT POINTS
2670
2671 CLOSE ENCOUNTERS
2672 RT STELLAR DYNAMICS
2673
2674 CLOSED UNIVERSE
2675 BT COSMOLOGY
2676 RT BIG BANG THEORY
2677 OPEN UNIVERSE
2678 STEADY STATE THEORY
2679
2680 CLOUDS
2681 Combine with other terms
2682 NT COLLAPSING CLOUDS
2683 DUST CLOUDS
2684 GAS CLOUDS
2685 NOCTILUCENT CLOUDS
2686 PLASMA CLOUDS
2687 RT EARTH ATMOSPHERE
2688
2689 clouds of magellan
2690 U MAGELLANIC CLOUDS
2691
2692 CLUMPING
2693 Combine with other terms
2694
2695 cluster parallax
2696 U MOVING CLUSTER PARALLAX
2697
2698 CLUSTER ROTATION
2699 RT CLUSTERS
2700 CLUSTERS OF GALAXIES
2701 STAR CLUSTERS
2702
2703 cluster type variable stars
2704 U RR LYRAE STARS
2705
2706 CLUSTERING
2707 Combine with other terms
2708 RT CLUSTERS OF GALAXIES
2709 STAR CLUSTERS
2710
2711 CLUSTERS
2712 NT CLUSTERS OF GALAXIES
2713 PROTOCLUSTERS
2714 STAR CLUSTERS
2715 RT CLUSTER ROTATION
2716
2717 CLUSTERS OF GALAXIES
2718 UF galaxy clustering
2719 galaxy clusters
2720 BT CLUSTERS
2721 NT ABELL CLUSTERS
2722 LOCAL SUPERCLUSTER
2723 RT CLUSTER ROTATION
2724 CLUSTERING
2725 D GALAXIES
2726 GALAXY COUNTS
2727 GALAXY DISTRIBUTION
2728 GALAXY MERGERS
2729 GREAT ATTRACTOR
2730 INTERGALACTIC MATTER
2731 INTRACLUSTER MATTER
2732 LUMINOSITY FUNCTION
2733 MASSIVE GALAXIES
2734 MISSING MASS
2735 MULTIPLE GALAXIES
2736 PROTOCLUSTERS
2737 RELAXATION TIME
2738 SUNYAEV ZELDOVICH EFFECT
2739 SUPERCLUSTERS
2740 VELOCITY DISPERSION
2741 VELOCITY DISTRIBUTION
2742 VIRIAL THEOREM
2743
2744 clusters of stars
2745 U STAR CLUSTERS
2746
2747 cn
2748 U CYANOGEN
2749
2750 CN STARS
2751 Carbon-nitrogen stars.
2752 BT GIANT STARS
2753 RT CARBON STARS
2754
2755 cno
2756 U CARBON NITROGEN CYCLE
2757
2758 CNO ANOMALIES
2759 RT ABUNDANCE
2760 ABUNDANCE RATIOS
2761 CARBON NITROGEN CYCLE
2762 METAL ABUNDANCE
2763
2764 cno cycle
2765 U CARBON NITROGEN CYCLE
2766
2767 co
2768 U CARBON MONOXIDE
2769
2770 COATINGS
2771 Combine with other terms
2772 NT ALUMINUM COATINGS
2773 ANTIREFLECTION COATINGS
2774 SILVER COATINGS
2775 RT LENSES
2776 MIRRORS
2777 THIN FILMS
2778 VAPOR DEPOSITION
2779
2780 cobalt stars
2781 U MAGNETIC STARS
2782
2783 COCOON STARS
2784 BT INFRARED SOURCES
2785 RT CIRCUMSTELLAR DUST
2786
2787 COELOSTATS
2788 BT REFLECTING TELESCOPES
2789 NT HELIOSTATS
2790 RT DRIVES
2791 SIDEROSTATS
2792 TELESCOPE MOUNTINGS
2793
2794 COHERENCE
2795 Combine with other terms
2796 NT LIGHT COHERENCE
2797 RT LASERS
2798 MASERS
2799
2800 COLD DARK MATTER
2801 BT DARK MATTER
2802 RT BARYONIC DARK MATTER
2803 COSMOLOGY
2804
2805 COLLAPSE
2806 Combine with other terms
2807 NT GRAVITATIONAL COLLAPSE
2808
2809 collapsed objects
2810 U COLLAPSED STARS
2811
2812 COLLAPSED STARS
2813 UF collapsed objects
2814 collapsing stars
2815 NT BLACK HOLES
2816 NEUTRON STARS
2817 PULSARS
2818 WHITE DWARF STARS
2819 RT DEGENERATE STARS
2820 STELLAR EVOLUTION
2821
2822 COLLAPSING CLOUDS
2823 BT CLOUDS
2824 NT PROTOPLANETARY NEBULAS
2825 RT PROTOCLUSTERS
2826 PROTOGALAXIES
2827 PROTOSTARS
2828
2829 collapsing stars
2830 U COLLAPSED STARS
2831
2832 COLLIMATION
2833 RT ADJUSTMENT
2834 ALIGNMENT [OPTICS]
2835 CORRECTIONS
2836 OPTICS
2837 ORIENTATION
2838
2839 COLLIMATORS
2840 RT BEAM WAVEGUIDES
2841 LENSES
2842 MIRRORS
2843 OPTICAL INSTRUMENTS
2844
2845 COLLISION BROADENING
2846 BT COLLISION PROCESSES
2847 LINE BROADENING
2848 RT COLLISION SPECTROSCOPY
2849 COLLISION STRENGTHS
2850 COLLISIONAL EXCITATION
2851 SPECTROSCOPIC ANALYSIS
2852
2853 COLLISION PROCESSES
2854 NT COLLISION BROADENING
2855 COLLISIONAL EXCITATION
2856 RT COLLISION STRENGTHS
2857 COLLISIONAL PLASMAS
2858
2859 COLLISION SPECTROSCOPY
2860 BT SPECTROSCOPY
2861 RT COLLISION BROADENING
2862 COLLISION STRENGTHS
2863 COLLISIONAL EXCITATION
2864
2865 COLLISION STRENGTHS
2866 RT COLLISION BROADENING
2867 COLLISION PROCESSES
2868 COLLISION SPECTROSCOPY
2869 COLLISIONAL EXCITATION
2870
2871 COLLISIONAL EXCITATION
2872 BT COLLISION PROCESSES
2873 RT COLLISION BROADENING
2874 COLLISION SPECTROSCOPY
2875 COLLISION STRENGTHS
2876 IONIZED GASES
2877 IONS
2878 SPECTROSCOPY
2879
2880 COLLISIONAL PLASMAS
2881 BT PLASMAS
2882 RT COLLISION PROCESSES
2883 IONS
2884 SHOCKS
2885
2886 COLLISIONS
2887 Combine with other terms
2888 RT GALAXIES
2889 METEORITES
2890 PLANETS
2891
2892 COLOR
2893 BT OPTICAL PROPERTIES
2894 RT COLOR EQUATION
2895 COLOR EXCESSES
2896 COLOR LUMINOSITY RELATION
2897 COLOR MAGNITUDE RELATION
2898 COLOR PHOTOGRAPHY
2899 COLOR REDSHIFT RELATION
2900 COLORIMETRY
2901 LIGHT
2902 PHOTOMETRY
2903 SPECTROPHOTOMETRY
2904 TEMPERATURE
2905
2906 COLOR EQUATION
2907 RT COLOR
2908 PHOTOMETRY
2909
2910 COLOR EXCESSES
2911 RT COLOR
2912 INTERSTELLAR REDDENING
2913 PHOTOMETRY
2914
2915 color filters
2916 U OPTICAL FILTERS
2917
2918 COLOR INDICES
2919 RT INTRINSIC COLORS
2920 PHOTOMETRY
2921 TWO COLOR DIAGRAMS
2922
2923 COLOR LUMINOSITY RELATION
2924 RT COLOR
2925 HERTZSPRUNG RUSSELL DIAGRAM
2926 PHOTOMETRY
2927
2928 COLOR MAGNITUDE RELATION
2929 UF c m diagrams
2930 c m relation
2931 RT COLOR
2932 HERTZSPRUNG RUSSELL DIAGRAM
2933 PHOTOMETRY
2934
2935 COLOR PHOTOGRAPHY
2936 BT PHOTOGRAPHY
2937 RT COLOR
2938
2939 COLOR REDSHIFT RELATION
2940 RT COLOR
2941 COSMOLOGY
2942 OBSERVATIONAL COSMOLOGY
2943
2944 COLOR VISION
2945 BT VISION
2946 RT DARK ADAPTION
2947
2948 COLORIMETRY
2949 RT COLOR
2950
2951 COMA
2952 BT ABERRATIONS
2953 RT ASTIGMATISM
2954 CHROMATIC ABERRATION
2955 DISTORTION
2956 FIELD CURVATURE
2957 OPTICAL SYSTEMS
2958 SPHERICAL ABERRATION
2959
2960 COMAS
2961 RT COMETS
2962 GALAXIES
2963
2964 COMETS
2965 Named comets not included.
2966 NT APERIODIC COMETS
2967 KREUTZ SUNGRAZERS
2968 LONG PERIOD COMETS
2969 PERIODIC COMETS
2970 RT COMAS
2971 DIRTY SNOWBALL THEORY
2972 DUST
2973 ENVELOPES
2974 HALOS
2975 INTERPLANETARY MATTER
2976 JETS
2977 METEOR STREAMS
2978 METEORITES
2979 METEOROID DUST CLOUD
2980 METEOROIDS
2981 NUCLEI [CELESTIAL OBJECTS]
2982 OORT CLOUD
2983 PARABOLIC ORBITS
2984 SOLAR SYSTEM
2985 STREAMERS
2986 TAILS
2987
2988 COMPACT GALAXIES
2989 BT PECULIAR GALAXIES
2990 RT ACTIVE GALAXIES
2991 BL LACERTAE OBJECTS
2992 N GALAXIES
2993 QUASARS
2994
2995 COMPACT H II REGIONS
2996 BT H II REGIONS
2997
2998 COMPACT NEBULAE
2999 BT NEBULAE
3000
3001 COMPACT NUCLEI
3002 BT GALACTIC NUCLEI
3003 NUCLEI [CELESTIAL OBJECTS]
3004 NT SEYFERT NUCLEI
3005 RT ACTIVE GALACTIC NUCLEI
3006 COMPACT SOURCES
3007 SEYFERT GALAXIES
3008
3009 COMPACT OBJECTS
3010 NT BL LACERTAE OBJECTS
3011 BLACK HOLES
3012 COMPACT SOURCES
3013 NEUTRON STARS
3014 WHITE DWARF STARS
3015
3016 COMPACT SOURCES
3017 BT COMPACT OBJECTS
3018 RADIO SOURCES
3019 RT COMPACT NUCLEI
3020 RADIO STRUCTURE
3021
3022 COMPANION GALAXIES
3023 BT GALAXIES
3024 RT DOUBLE GALAXIES
3025 GROUPS OF GALAXIES
3026
3027 COMPANION STARS
3028 RT BINARY STARS
3029 MULTIPLE STARS
3030
3031 COMPARISON
3032 Combine with other terms
3033
3034 COMPARISON STARS
3035 RT STANDARD STARS
3036 VARIABLE STARS
3037
3038 COMPONENTS
3039 Combine with other terms
3040
3041 COMPOSITE PARTICLES
3042 BT BOSONS
3043 NT ALPHA PARTICLES
3044 IONS
3045 RADICALS
3046
3047 COMPOSITION
3048 Combine with other terms
3049 RT PLANETS
3050
3051 COMPTON EFFECT
3052 RT ELECTRONS
3053 RADIATION SCATTERING
3054 X RAY SCATTERING
3055
3056 COMPTON SCATTERING
3057 BT LIGHT SCATTERING
3058 RADIATION SCATTERING
3059 SCATTERING
3060 NT THOMSON SCATTERING
3061 RT ELECTRONS
3062 INVERSE COMPTON SCATTERING
3063 RAYLEIGH SCATTERING
3064
3065 COMPUTER APPLICATIONS
3066 NT COMPUTER SIMULATIONS
3067
3068 COMPUTER MODELS
3069 UF mathematical models
3070 BT MODELS
3071 RT COMPUTER PROGRAMS
3072 COMPUTER SIMULATIONS
3073 NUMERICAL SIMULATION
3074
3075 COMPUTER PROGRAMS
3076 RT COMPUTER MODELS
3077 COMPUTER SIMULATIONS
3078 DATA PROCESSING
3079
3080 COMPUTER SIMULATIONS
3081 UF computerized simulations
3082 BT COMPUTER APPLICATIONS
3083 SIMULATION
3084 RT COMPUTER MODELS
3085 COMPUTER PROGRAMS
3086
3087 computerized simulations
3088 U COMPUTER SIMULATIONS
3089
3090 COMPUTERS
3091 NT MICROPROCESSORS
3092 RT CONTROL SYSTEMS
3093 DATA CENTERS
3094 DATA PROCESSING
3095 DATA REDUCTION
3096 DATA STORAGE
3097 NEW TECHNOLOGY TELESCOPES
3098 PERIPHERALS
3099
3100 COMPUTING
3101 Combine with other terms
3102
3103 CONDENSATION
3104 Combine with other terms
3105
3106 CONDUCTION
3107 Combine with other terms
3108 RT ENERGY TRANSFER
3109 THERMAL CONDUCTIVITY
3110
3111 CONJUNCTION
3112 Refers to planet positions.
3113 RT OPPOSITION
3114 QUADRATURE
3115 SYNODIC PERIOD
3116 SYZYGY
3117
3118 CONSTANTS
3119 NT ASTRONOMICAL CONSTANTS
3120 COSMOLOGICAL CONSTANT
3121 GRAVITATIONAL CONSTANT
3122
3123 CONSTELLATIONS
3124 See Appendix.
3125 RT ASTROLOGY
3126 ZODIAC
3127
3128 CONTACT BINARY STARS
3129 BT BINARY STARS
3130 NT BETA LYRAE STARS
3131 ELLIPSOIDAL VARIABLE STARS
3132 RT CLOSE BINARY STARS
3133 ECLIPSING BINARY STARS
3134 EQUIPOTENTIAL SURFACES
3135 MASS EXCHANGE
3136
3137 CONTENT OF GALAXIES
3138 RT GALAXIES
3139 INTERSTELLAR MATTER
3140
3141 CONTINENTAL DRIFT
3142 RT CONTINENTS
3143 GEOMAGNETISM
3144 GEOPHYSICS
3145 PALEOMAGNETISM
3146
3147 CONTINENTS
3148 RT CONTINENTAL DRIFT
3149 EARTH
3150
3151 CONTINUA
3152 Combine with other terms
3153 RT CONTINUUM RADIATION
3154 SPECTRA
3155
3156 CONTINUOUS SPECTRA
3157 BT SPECTRA
3158 RT LIGHT EMISSION
3159 SPECTROSCOPIC ANALYSIS
3160 SPECTROSCOPY
3161 VISIBLE SPECTRUM
3162
3163 CONTINUUM RADIATION
3164 BT RADIATION
3165 NT ULTRAVIOLET CONTINUUM
3166 X RAY CONTINUUM
3167 RT CONTINUA
3168 PHOTOSPHERE
3169
3170 CONTOUR MAPS
3171 BT MAPS
3172 RT ISOPHOTES
3173 RADIO STRUCTURE
3174
3175 CONTRACTION
3176 Combine with other terms
3177
3178 CONTRAST
3179 Combine with other terms
3180
3181 CONTROL SYSTEMS
3182 NT AUTOGUIDERS
3183 REMOTE CONTROL SYSTEMS
3184 RT COMPUTERS
3185 DRIVES
3186 GUIDE SYSTEMS
3187 MICROPROCESSORS
3188 NEW TECHNOLOGY TELESCOPES
3189 POINTING ACCURACY
3190 POINTING ERRORS
3191 QUADRANT DETECTORS
3192 TELESCOPE INSTRUMENTATION
3193 TELESCOPES
3194 TRACKING
3195
3196 CONVECTION
3197 RT CONVECTIVE ENVELOPES
3198 CONVECTIVE SHELLS
3199 CONVECTIVE ZONES
3200 DREDGE UP
3201 ENERGY TRANSFER
3202 ENVELOPES
3203 GRANULATION
3204 HAYASHI TRACK
3205 LINE BROADENING
3206 MASS TRANSFER
3207 RAYLEIGH NUMBER
3208 THERMAL INSTABILITY
3209 THERMAL STRUCTURE
3210 TURBULENCE [EARTH ATMOSPHERE]
3211 TURBULENCE [STAR ATMOSPHERE]
3212
3213 CONVECTIVE ENVELOPES
3214 RT CONVECTION
3215
3216 CONVECTIVE SHELLS
3217 BT SHELLS
3218 RT CONVECTION
3219
3220 CONVECTIVE ZONES
3221 RT CONVECTION
3222
3223 cool dwarf stars
3224 U LATE TYPE DWARF STARS
3225
3226 cool giant stars
3227 U LATE TYPE GIANT STARS
3228
3229 cool stars
3230 U LATE TYPE STARS
3231
3232 cool subdwarf stars
3233 U LATE TYPE SUBDWARF STARS
3234
3235 cool supergiant stars
3236 U LATE TYPE SUPERGIANT STARS
3237
3238 COOLING
3239 Combine with other terms
3240
3241 COOLING FLOWS
3242 RT ACCRETION DISKS
3243 GALAXIES
3244 STAR FORMATION
3245
3246 COORDINATE SYSTEMS
3247 Planet and satellite surface
3248 coordinates not included.
3249 NT ECLIPTIC COORDINATE SYSTEM
3250 EQUATORIAL COORDINATE SYSTEM
3251 GALACTIC COORDINATE SYSTEM
3252 HORIZON COORDINATE SYSTEM
3253 RT ABERRATION
3254 ASTROMETRY
3255 HELIOCENTRIC CORRECTION
3256 POSITIONS
3257 REFERENCE FRAMES
3258 REFERENCE SYSTEMS
3259 SPHERICAL COORDINATES
3260 TRUE POSITIONS
3261
3262 CORES
3263 Combine with other terms
3264 RT EARTH
3265 PLANETS
3266 STELLAR INTERIORS
3267
3268 CORONAGRAPHS
3269 BT INSTRUMENTATION
3270 OPTICAL INSTRUMENTS
3271 RT CAMERAS
3272 SOLAR CORONA
3273 SOLAR OBSERVATORIES
3274 SPECTROHELIOGRAPHS
3275
3276 CORONAL HOLES
3277 BT CORONAS
3278 RT SOLAR CORONA
3279 SOLAR WIND
3280
3281 CORONAL LINES
3282 BT CORONAS
3283 EMISSION LINES
3284 RT SOLAR CORONA
3285
3286 CORONAL LOOPS
3287 BT CORONAS
3288 RT CHROMOSPHERE
3289 SOLAR ACTIVITY
3290 SOLAR CORONA
3291
3292 CORONAL MASS EJECTIONS
3293 RT CORPUSCULAR EMISSIONS
3294 MASS LOSS
3295 SOLAR CORONA
3296
3297 CORONAL PLUMES
3298 BT CORONAS
3299 RT SOLAR CORONA
3300
3301 CORONAL TRANSIENTS
3302 RT SOLAR CORONA
3303
3304 CORONAS
3305 NT CORONAL HOLES
3306 CORONAL LINES
3307 CORONAL LOOPS
3308 CORONAL PLUMES
3309 E CORONA
3310 F CORONA
3311 K CORONA
3312 SOLAR CORONA
3313 RT CIRCUMSTELLAR MATTER
3314 HALOS
3315 IONIZATION
3316 MASS LOSS
3317 STELLAR ATMOSPHERES
3318
3319 CORPUSCULAR EMISSIONS
3320 RT CORONAL MASS EJECTIONS
3321
3322 correcting lenses
3323 U FIELD CORRECTORS
3324
3325 CORRECTIONS
3326 Combine with other terms
3327 RT ADJUSTMENT
3328 ALIGNMENT [OPTICS]
3329 COLLIMATION
3330 ERRORS
3331 SELECTION EFFECTS
3332
3333 CORRECTOR PLATES
3334 BT LENSES
3335 OPTICAL COMPONENTS
3336 RT CATADIOPTRIC SYSTEMS
3337 FIELD CORRECTORS
3338 SCHMIDT CAMERAS
3339 SCHMIDT TELESCOPES
3340
3341 CORRELATION
3342 Combine with other terms
3343 NT CROSS CORRELATION
3344 RT INTERFEROMETRY
3345 RECEIVERS
3346
3347 COSMIC
3348 Combine with other terms
3349
3350 COSMIC ABUNDANCE
3351 BT ABUNDANCE
3352 RT COSMOLOGY
3353
3354 cosmic background radiation
3355 U BACKGROUND RADIATION
3356
3357 cosmic chemistry
3358 U COSMOCHEMISTRY
3359
3360 cosmic dust
3361 U DUST
3362
3363 COSMIC ELECTRODYNAMICS
3364 BT ELECTRODYNAMICS
3365 ELECTROMAGNETIC THEORY
3366 RT MAGNETOHYDRODYNAMICS
3367
3368 cosmic gamma ray bursts
3369 U GAMMA RAY BURSTS
3370
3371 COSMIC NOISE
3372 BT NOISE
3373 RADIO INTERFERENCE
3374 NT MICROWAVE BACKGROUND
3375 RT BACKGROUND NOISE
3376 BACKGROUND RADIATION
3377 MICROWAVE EMISSION
3378 RADIO BACKGROUND
3379
3380 cosmic plasmas
3381 U PLASMAS
3382
3383 cosmic radiation
3384 U COSMIC RAYS
3385
3386 COSMIC RAY ASTRONOMY
3387 RT BALLOON BORNE INSTRUMENTS
3388 HIGH ENERGY ASTROPHYSICS
3389 ROCKET BORNE INSTRUMENTS
3390 SATELLITE BORNE INSTRUMENTS
3391
3392 COSMIC RAY SHOWERS
3393 UF air showers
3394 auger showers
3395 cascade showers
3396 RT COSMIC RAYS
3397 PHOSPHORESCENT SCINTILLATION
3398 SECONDARY COSMIC RAYS
3399
3400 COSMIC RAY SOURCES
3401 RT COSMIC RAYS
3402
3403 COSMIC RAYS
3404 UF cosmic radiation
3405 galactic cosmic rays
3406 primary cosmic rays
3407 BT BACKGROUND RADIATION
3408 HIGH ENERGY RADIATION
3409 RADIATION
3410 RT CERENKOV COUNTERS
3411 CERENKOV RADIATION
3412 COSMIC RAY SHOWERS
3413 COSMIC RAY SOURCES
3414 FORBUSH EFFECT
3415 INVERSE COMPTON EFFECT
3416 SECONDARY COSMIC RAYS
3417
3418 COSMIC STRINGS
3419 UF strings
3420 RT COSMOLOGY
3421 INTERGALACTIC MATTER
3422 INTERSTELLAR MATTER
3423 LARGE SCALE STRUCTURE
3424
3425 COSMIC YEAR
3426 BT YEAR
3427 RT GALACTIC ROTATION
3428
3429 cosmobiology
3430 U SPACE BIOLOGY
3431
3432 COSMOCHEMISTRY
3433 UF astrochemistry
3434 cosmic chemistry
3435 BT CHEMISTRY
3436 RT COSMOLOGY
3437 EXOBIOLOGY
3438 EXTRATERRESTRIAL MATTER
3439 INTERSTELLAR MOLECULES
3440 MOLECULAR ASTROPHYSICS
3441
3442 COSMOGONY
3443 BT ASTRONOMY
3444 NT RELATIVITY
3445 RT COSMOLOGY
3446 PROTOCLUSTERS
3447 PROTOGALAXIES
3448 PROTOPLANETARY NEBULAS
3449 UNIVERSE
3450
3451 COSMOLOGICAL CONSTANT
3452 BT CONSTANTS
3453 RT COSMOLOGICAL DISTANCE SCALE
3454 COSMOLOGY
3455
3456 COSMOLOGICAL DISTANCE SCALE
3457 BT DISTANCE SCALE
3458 RT COSMOLOGICAL CONSTANT
3459 DECELERATION PARAMETER
3460 HUBBLE CONSTANT
3461 OBSERVATIONAL COSMOLOGY
3462 REDSHIFT
3463 REDSHIFT DISTANCE RELATION
3464 REDSHIFT MAGNITUDE RELATION
3465
3466 COSMOLOGICAL MODELS
3467 See under COSMOLOGY
3468
3469 COSMOLOGY
3470 BT ASTRONOMY
3471 NT BIANCHI COSMOLOGY
3472 BIG BANG THEORY
3473 CLOSED UNIVERSE
3474 DE SITTER UNIVERSE
3475 DIRAC COSMOLOGY
3476 EINSTEIN UNIVERSE
3477 EXPANDING UNIVERSE
3478 FRIEDMANN UNIVERSE
3479 GOEDEL UNIVERSE
3480 HIERARCHICAL COSMOLOGY
3481 INFLATIONARY UNIVERSE
3482 LEMAITRE UNIVERSE
3483 OPEN UNIVERSE
3484 OSCILLATING UNIVERSE
3485 PRIMORDIAL FIREBALL
3486 QUANTUM COSMOLOGY
3487 RELATIVISTIC COSMOLOGY
3488 STEADY STATE THEORY
3489 RT ANTHROPIC PRINCIPLE
3490 ASTROPHYSICS
3491 COLD DARK MATTER
3492 COLOR REDSHIFT RELATION
3493 COSMIC ABUNDANCE
3494 COSMIC STRINGS
3495 COSMOCHEMISTRY
3496 COSMOGONY
3497 COSMOLOGICAL CONSTANT
3498 CURVATURE OF SPACE TIME
3499 DARK MATTER
3500 EARLY UNIVERSE
3501 GALAXY COUNTS
3502 GALAXY DISTRIBUTION
3503 GALAXY EVOLUTION
3504 GENERAL THEORY OF RELATIVITY
3505 HUBBLE CONSTANT
3506 HUBBLE DIAGRAM
3507 HUBBLE LAW
3508 HUBBLE RADIUS
3509 HUBBLE TIME
3510 MISSING MASS
3511 PROTOCLUSTERS
3512 PROTOGALAXIES
3513 REDSHIFT
3514 REDSHIFT DISTANCE RELATION
3515 REDSHIFT MAGNITUDE RELATION
3516 RELATIVISTIC ASTROPHYSICS
3517 RELATIVISTIC VELOCITY
3518 STELLAR EVOLUTION
3519 TULLY FISHER RELATION
3520 UNIVERSE
3521 WHITE HOLES
3522
3523 cosmos
3524 U UNIVERSE
3525
3526 COUDE FOCUS
3527 BT FOCUS
3528 RT CASSEGRAIN FOCUS
3529 NASMYTH FOCUS
3530 NEWTONIAN FOCUS
3531 PRIME FOCUS
3532
3533 COUDE SPECTRA
3534 BT HIGH RESOLUTION SPECTRA
3535 RT ECHELLE SPECTROGRAPHS
3536
3537 COUDE SPECTROGRAPHS
3538 BT SPECTROGRAPHS
3539 RT HIGH RESOLUTION SPECTRA
3540 HIGH RESOLUTION SPECTROSOPY
3541
3542 counterglow
3543 U GEGENSCHEIN
3544
3545 COUNTERS
3546 UF counts
3547 BT MEASURING INSTRUMENTS
3548 NT SCINTILLATION COUNTERS
3549 RT COUNTING
3550 DATA ACQUISITION
3551 PHOTON COUNTING SYSTEMS
3552
3553 COUNTING
3554 UF counts
3555 RT COUNTERS
3556 DATA ACQUISITION
3557
3558 counts
3559 U COUNTERS
3560 COUNTING
3561
3562 COUPLING
3563 Combine with other terms
3564
3565 CRATERS
3566 Combine with other terms
3567 NT IMPACT CRATERS
3568 RT BASINS
3569 EARTH
3570 EJECTA
3571 METEORS
3572 MOON
3573 PLANETS
3574 VOLCANOES
3575
3576 CROSS CORRELATION
3577 BT CORRELATION
3578 RT DATA PROCESSING
3579
3580 CRUST
3581 Combine with other terms
3582 RT CRUSTAL DYNAMICS
3583 EARTH
3584 MANTLES
3585 MOON
3586 PLANETS
3587
3588 CRUSTAL DYNAMICS
3589 RT CRUST
3590 MANTLES
3591 MOON
3592
3593 CRYOGENICS
3594 RT CRYOSTATS
3595 OUTGASSING
3596 TEMPERATURE CONTROL
3597
3598 CRYOSTATS
3599 RT CRYOGENICS
3600 TEMPERATURE CONTROL
3601
3602 cs stars
3603 U GIANT STARS
3604
3605 ctd
3606 U CHARGE TRANSFER DEVICES
3607
3608 CURRENT SHEETS
3609 RT ANTENNAS
3610 CURRENTS
3611 ELECTRIC CURRENTS
3612
3613 CURRENTS
3614 Combine with other terms
3615 RT ANTENNAS
3616 CURRENT SHEETS
3617 ELECTRIC CURRENTS
3618
3619 curvature of field
3620 U FIELD CURVATURE
3621
3622 CURVATURE OF SPACE TIME
3623 RT COSMOLOGY
3624 GENERAL THEORY OF RELATIVITY
3625
3626 CURVES OF GROWTH
3627 RT ABUNDANCE
3628 CHEMICAL ELEMENTS
3629
3630 CYANOACETYLENE
3631 BT CARBON COMPOUNDS
3632
3633 CYANODIACETYLENE
3634 BT CARBON COMPOUNDS
3635
3636 CYANOGEN
3637 UF cn
3638 BT CARBON COMPOUNDS
3639
3640 CYANOGEN LINES
3641 RT ABSORPTION LINES
3642
3643 CYANOPOLYYNES
3644 BT CARBON COMPOUNDS
3645
3646 CYCLE
3647 RT PERIOD
3648
3649 CYCLOTRON RADIATION
3650 BT RADIATION
3651 SYNCHROTRON RADIATION
3652 RT RADIATION MECHANISMS
3653
3654 D GALAXIES
3655 BT GALAXIES
3656 NT cD GALAXIES
3657 RT CLUSTERS OF GALAXIES
3658 MASSIVE GALAXIES
3659
3660 D LAYER
3661 UF d region
3662 RT EARTH ATMOSPHERE
3663 IONOSPHERE
3664
3665 D LINES
3666 RT ABSORPTION SPECTRA
3667
3668 d region
3669 U D LAYER
3670
3671 da stars
3672 U WHITE DWARF STARS
3673
3674 DAMPING CONSTANTS
3675 RT LINE FORMATION
3676 RADIATION DAMPING
3677 RADIATIVE BRAKING
3678
3679 DANJON ASTROLABES
3680 BT ASTROLABES
3681
3682 DARK ADAPTION
3683 UF retinal adaption
3684 RT COLOR VISION
3685 DARKNESS
3686 NIGHT VISION
3687 VISION
3688
3689 DARK CLOUDS
3690 BT INTERSTELLAR MATTER
3691 RT C II REGIONS
3692
3693 dark current
3694 U THERMIONIC EMISSION
3695
3696 DARK MATTER
3697 BT INTERGALACTIC MATTER
3698 INTERSTELLAR MATTER
3699 NT COLD DARK MATTER
3700 RT COSMOLOGY
3701 ELEMENTARY PARTICLES
3702
3703 DARK NEBULAE
3704 UF absorption nebulae
3705 BT INTERSTELLAR MATTER
3706 NEBULAE
3707 NT BOK GLOBULES
3708 RT GLOBULES
3709 STAR FORMATION
3710 WOLF DIAGRAM
3711
3712 DARKNESS
3713 RT DARK ADAPTION
3714 DIURNAL VARIATIONS
3715 LIGHT
3716 OPTICAL PROPERTIES
3717
3718 DARKROOMS
3719 RT PHOTOGRAPHIC PROCESSING
3720 PHOTOGRAPHY
3721
3722 DATA ACQUISITION
3723 RT COUNTERS
3724 COUNTING
3725 DATA ANALYSIS
3726 DIGITAL RECORDERS
3727 OBSERVATIONS
3728 OBSERVING TECHNIQUES
3729
3730 DATA ANALYSIS
3731 BT ANALYSES
3732 RT DATA ACQUISITION
3733 DATA PROCESSING
3734 DATA REDUCTION
3735 DATA STORAGE
3736 DETERMINATION
3737
3738 DATA BASES
3739 RT DATA CENTERS
3740 DATA RETRIEVAL
3741 DATA STORAGE
3742
3743 DATA CENTERS
3744 RT COMPUTERS
3745 DATA BASES
3746 DATA PROCESSING
3747 DATA REDUCTION
3748 DATA RETRIEVAL
3749 DATA STORAGE
3750 ON LINE SYSTEMS
3751
3752 DATA PROCESSING
3753 NT DATA REDUCTION
3754 MONTE CARLO TECHNIQUES
3755 NUMERICAL ANALYSIS
3756 RT CLEAN METHODS
3757 COMPUTER PROGRAMS
3758 COMPUTERS
3759 CROSS CORRELATION
3760 DATA ANALYSIS
3761 DATA CENTERS
3762 DATA RETRIEVAL
3763 DATA STORAGE
3764 ERROR ANALYSIS
3765 OBSERVING TECHNIQUES
3766 ON LINE SYSTEMS
3767 REDUCTION METHODS
3768
3769 DATA REDUCTION
3770 BT DATA PROCESSING
3771 RT COMPUTERS
3772 DATA ANALYSIS
3773 DATA CENTERS
3774 DATA RETRIEVAL
3775 DATA STORAGE
3776 ERROR ANALYSIS
3777 FINE ANALYSES
3778 REDUCTION METHODS
3779
3780 DATA RETRIEVAL
3781 RT DATA BASES
3782 DATA CENTERS
3783 DATA PROCESSING
3784 DATA REDUCTION
3785 DATA STORAGE
3786
3787 DATA STORAGE
3788 RT ANALOG RECORDERS
3789 COMPUTERS
3790 DATA ANALYSIS
3791 DATA BASES
3792 DATA CENTERS
3793 DATA PROCESSING
3794 DATA REDUCTION
3795 DATA RETRIEVAL
3796
3797 dayglow
3798 U AIRGLOW
3799
3800 DDO PHOTOMETRY
3801 BT MEDIUM BAND PHOTOMETRY
3802 PHOTOMETRIC SYSTEMS
3803
3804 DE SITTER UNIVERSE
3805 BT COSMOLOGY
3806
3807 debris
3808 U SPACE DEBRIS
3809
3810 DECAY [OSCILLATIONS]
3811 Of oscillations
3812 RT AMPLITUDES
3813 OSCILLATIONS
3814 RADIATION DAMPING
3815
3816 DECAY [RADIOACTIVE]
3817 In radioactivity.
3818 RT RADIOACTIVITY
3819
3820 DECELERATION
3821 RT ACCELERATION
3822 DECELERATION PARAMETER
3823
3824 DECELERATION PARAMETER
3825 RT COSMOLOGICAL DISTANCE SCALE
3826 DECELERATION
3827
3828 DECLINATION
3829 RT CELESTIAL EQUATOR
3830 EQUATOR
3831 EQUATORIAL COORDINATE SYSTEM
3832 EQUATORIAL ZONES
3833 RIGHT ASCENSION
3834
3835 DECONVOLUTION
3836 Combine with other terms
3837
3838 DEFECTS
3839 Combine with other terms
3840
3841 DEFORMATION
3842 Combine with other terms
3843
3844 DEGENERATE DWARF STARS
3845 BT DEGENERATE STARS
3846 NT WHITE DWARF STARS
3847
3848 DEGENERATE MATTER
3849 NT BLACK HOLES
3850 DEGENERATE STARS
3851
3852 DEGENERATE STARS
3853 BT DEGENERATE MATTER
3854 SUBLUMINOUS STARS
3855 NT DEGENERATE DWARF STARS
3856 NEUTRON STARS
3857 PULSARS
3858 RT COLLAPSED STARS
3859 MASS RADIUS RELATION
3860
3861 delta cephei stars
3862 U CEPHEIDS
3863
3864 DELTA DELPHINI STARS
3865 BT DELTA SCUTI STARS
3866 PULSATING VARIABLE STARS
3867
3868 DELTA SCUTI STARS
3869 UF ai velorum stars
3870 ultra short period variable stars
3871 BT MULTIPERIODIC VARIABLE STARS
3872 PULSATING VARIABLE STARS
3873 SHORT PERIOD VARIABLE STARS
3874 NT DELTA DELPHINI STARS
3875 RT DWARF CEPHEIDS
3876 HE+ IONIZATION ZONE
3877 KAPPA MECHANISM
3878 NONRADIAL PULSATIONS
3879 RADIAL PULSATIONS
3880
3881 DENSE CLOUDS
3882 BT INTERSTELLAR MATTER
3883 NEBULAE
3884 RT DENSE MATTER
3885
3886 DENSE MATTER
3887 BT INTERSTELLAR MATTER
3888 NEBULAE
3889 RT DENSE CLOUDS
3890
3891 DENSITOMETERS
3892 BT MEASURING INSTRUMENTS
3893 RT DENSITOMETRY
3894 MICRODENSITOMETERS
3895
3896 DENSITOMETRY
3897 RT DENSITOMETERS
3898
3899 DENSITY
3900 UF specific gravity
3901 NT ATMOSPHERIC DENSITY
3902 ELECTRON DENSITY
3903 GAS DENSITY
3904 MASS DENSITY
3905 RT DENSITY BOUNDED
3906 DENSITY DISTRIBUTION
3907 DENSITY FLUCTUATIONS
3908 DENSITY PERTURBATION
3909 DENSITY VARIATIONS
3910 DENSITY WAVE MODEL
3911 RANKINE HUGONIOT RELATIONS
3912
3913 DENSITY BOUNDED
3914 RT DENSITY
3915
3916 DENSITY DISTRIBUTION
3917 RT DENSITY
3918
3919 DENSITY FLUCTUATIONS
3920 RT DENSITY
3921
3922 DENSITY PERTURBATION
3923 RT DENSITY
3924
3925 DENSITY VARIATIONS
3926 RT DENSITY
3927
3928 DENSITY WAVE MODEL
3929 RT DENSITY
3930
3931 descending nodes
3932 U NODES
3933
3934 DESIGN
3935 Combine with other terms
3936 RT ENGINEERING
3937 RESEARCH
3938
3939 DESTRUCTION
3940 Combine with other terms
3941
3942 DETACHED BINARY STARS
3943 BT BINARY STARS
3944 NT W URSAE MAJORIS STARS
3945 RT SEMIDETACHED BINARY STARS
3946
3947 DETECTION
3948 Combine with other terms
3949 NT SIGNAL DETECTION
3950
3951 DETECTOR ARRAYS
3952 BT ARRAYS
3953 RT ARRAY PROCESSORS
3954
3955 DETECTORS
3956 Only the broad classes are shown
3957 below. Specific types will be
3958 found under these, or from the
3959 Hierarchical List.
3960 BT INSTRUMENTATION
3961 NT DUST DETECTORS
3962 INFRARED DETECTORS
3963 MULTICHANNEL DETECTORS
3964 PHOTOGRAPHIC EMULSIONS
3965 PHOTOMULTIPLIER TUBES
3966 RADIOMETERS
3967 SYNCHRONOUS DETECTORS
3968 TWO DIMENSIONAL DETECTORS
3969 ULTRAVIOLET DETECTORS
3970 X RAY DETECTORS
3971 RT CHARGE COUPLED DEVICES
3972 CHARGE INJECTION DEVICES
3973 CHARGE TRANSFER DEVICES
3974 LIMITING MAGNITUDES
3975 PIXEL
3976 QUANTUM EFFICIENCY
3977 RECEIVERS
3978 REMOTE SENSING
3979 SEMICONDUCTOR DEVICES
3980 SENSITIVITY
3981 SHOT NOISE
3982 SIGNAL DETECTION
3983 TELESCOPE INSTRUMENTATION
3984
3985 DETERMINATION
3986 RT DATA ANALYSIS
3987 MEASUREMENT
3988 QUANTIZATION
3989
3990 DEUTERIUM
3991 Isotope of hydrogen.
3992 BT CHEMICAL ELEMENTS
3993
3994 DIAGRAMS
3995 Combine with other terms
3996
3997 DIAMETERS
3998 Combine with other terms
3999 BT DIMENSIONS
4000 NT ANGULAR DIAMETERS
4001 RT BAADE WESSELINK METHOD
4002 OCCULTATIONS
4003 SURFACE GRAVITY
4004
4005 DIAMOND RING EFFECT
4006 RT BAILYS BEADS
4007 SOLAR ECLIPSE
4008 SUN
4009
4010 DICHROIC MIRRORS
4011 BT MIRRORS
4012 RT OPTICAL FILMS
4013 OPTICAL FILTERS
4014
4015 DICKE RADIOMETERS
4016
4017 DIFFERENTIAL EQUATIONS
4018 BT MATHEMATICAL ANALYSIS
4019
4020 DIFFERENTIAL ROTATION
4021 BT ROTATION
4022 RT GALAXIES
4023 GLOBULAR STAR CLUSTERS
4024 TIDAL DISRUPTION
4025 TIDAL DISTORTION
4026
4027 DIFFRACTION
4028 NT X RAY DIFFRACTION
4029 RT AIRY DISKS
4030 DIFFRACTION PATTERNS
4031 INTERFERENCE [WAVES]
4032 RAYLEIGH CRITERION
4033 SHADOW BANDS
4034
4035 DIFFRACTION GRATINGS
4036 UF gratings
4037 BT OPTICAL COMPONENTS
4038 NT ECHELLE GRATINGS
4039 OBJECTIVE GRATINGS
4040 REFLECTION GRATINGS
4041 TRANSMISSION GRATINGS
4042 RT GRATING SPECTROGRAPHS
4043 GRISMS
4044 SPECTRA
4045 SPECTROGRAPHS
4046
4047 DIFFRACTION PATTERNS
4048 RT DIFFRACTION
4049
4050 DIFFUSE NEBULAE
4051 BT NEBULAE
4052
4053 DIFFUSE RADIATION
4054 Combine with other terms
4055
4056 DIFFUSION
4057 Combine with other terms
4058
4059 DIGITAL IMAGES
4060 BT IMAGES
4061
4062 DIGITAL RECORDERS
4063 RT DATA ACQUISITION
4064
4065 DIMENSIONS
4066 Combine with other terms
4067 NT DIAMETERS
4068
4069 DIODE ARRAYS
4070 BT ARRAYS
4071 MULTICHANNEL DETECTORS
4072 RT RETICON ARRAYS
4073
4074 DIODES
4075 BT ELECTRONIC EQUIPMENT
4076
4077 DIOPTRIC SYSTEMS
4078 RT LENSES
4079 OPTICAL TELESCOPES
4080
4081 DIPOLE ANTENNAS
4082 BT ANTENNAS
4083 DIRECTIONAL ANTENNAS
4084 RT DIPOLES
4085
4086 DIPOLES
4087 NT HALF WAVE DIPOLES
4088 RT DIPOLE ANTENNAS
4089 ELECTRIC CHARGE
4090 ELECTRIC DIPOLES
4091
4092 DIRAC COSMOLOGY
4093 BT COSMOLOGY
4094
4095 DIRECTIONAL ANTENNAS
4096 NT DIPOLE ANTENNAS
4097 MILLS CROSS ANTENNAS
4098 PARABOLIC ANTENNAS
4099 YAGI ANTENNAS
4100
4101 DIRTY SNOWBALL THEORY
4102 RT COMETS
4103 NUCLEI [CELESTIAL OBJECTS]
4104
4105 DISCOLORATION
4106 Combine with other terms
4107
4108 DISCOVERIES
4109 Combine with other terms
4110 RT RESEARCH
4111 SPACE EXPLORATION
4112
4113 DISCRETE RADIO SOURCES
4114 BT RADIO SOURCES
4115
4116 DISH ANTENNAS
4117 BT RADIO TELESCOPES
4118 RT ANTENNAS
4119 PARABOLIC REFLECTORS
4120 RADAR TELESCOPES
4121
4122 DISINTEGRATION
4123 Combine with other terms
4124
4125 DISK GALAXIES
4126 RT DISKS
4127
4128 DISK POPULATION
4129 BT POPULATION II STARS
4130 RT DISKS
4131 GALACTIC PLANE
4132 STELLAR POPULATIONS
4133
4134 DISK STARS
4135 BT POPULATION II STARS
4136 RT DISKS
4137 GALACTIC PLANE
4138 GASEOUS DISKS
4139
4140 DISKS
4141 NT ACCRETION DISKS
4142 CIRCUMSTELLAR DISKS
4143 GASEOUS DISKS
4144 GRAVITATING DISKS
4145 RT DISK GALAXIES
4146 DISK POPULATION
4147 DISK STARS
4148
4149 DISPERSION
4150 Combine with other terms
4151
4152 DISRUPTION
4153 Combine with other terms
4154
4155 DISSIPATION
4156 Combine with other terms
4157
4158 DISTANCE
4159 RT ABSOLUTE MAGNITUDE
4160 BODES LAW
4161 DISTANCE INDICATORS
4162 DISTANCE MEASUREMENT
4163 DISTANCE MODULUS
4164 DISTANCE SCALE
4165 LIGHT YEAR
4166 PARALLAXES
4167 PARSEC
4168 RANGE FINDERS
4169 TRIGONOMETRIC PARALLAX
4170
4171 DISTANCE INDICATORS
4172 RT DISTANCE
4173 DISTANCE MEASUREMENT
4174 DISTANCE MODULUS
4175 DISTANCE SCALE
4176
4177 DISTANCE MEASUREMENT
4178 RT DISTANCE
4179 DISTANCE INDICATORS
4180 DISTANCE SCALE
4181
4182 DISTANCE MODULUS
4183 UF modulus
4184 RT ABSOLUTE MAGNITUDE
4185 DISTANCE
4186 DISTANCE INDICATORS
4187 DISTANCE SCALE
4188 PARALLAXES
4189
4190 DISTANCE SCALE
4191 NT COSMOLOGICAL DISTANCE SCALE
4192 RT ASTRONOMICAL UNIT
4193 DISTANCE
4194 DISTANCE INDICATORS
4195 DISTANCE MEASUREMENT
4196 DISTANCE MODULUS
4197 PARSEC
4198
4199 DISTORTION
4200 BT ABERRATIONS
4201 RT ASTIGMATISM
4202 CHROMATIC ABERRATION
4203 COMA
4204 FIELD CURVATURE
4205 OPTICAL SYSTEMS
4206 SPHERICAL ABERRATION
4207
4208 DISTRIBUTION FUNCTION
4209 In mathematics.
4210 BT FUNCTIONS
4211 RT DISTRIBUTION IN SPACE
4212 FREQUENCY DISTRIBUTION
4213 STATISTICS
4214
4215 DISTRIBUTION IN SPACE
4216 Combine with other terms
4217 RT DISTRIBUTION FUNCTION
4218
4219 DIURNAL PARALLAX
4220 BT PARALLAXES
4221 NT HORIZONTAL PARALLAX
4222 RT ZENITH DISTANCE
4223
4224 DIURNAL PHENOMENA
4225 RT DIURNAL VARIATIONS
4226
4227 DIURNAL VARIATIONS
4228 RT DARKNESS
4229 DIURNAL PHENOMENA
4230
4231 DOME SEEING
4232 BT SEEING
4233 RT DOMES
4234 VENTILATION
4235
4236 DOMES
4237 Excluding LUNAR DOMES
4238 UF telescope domes
4239 RT DOME SEEING
4240 OBSERVATORIES
4241 TELESCOPES
4242 TEMPERATURE CONTROL
4243 VENTILATION
4244
4245 DOPPLER BROADENING
4246 BT LINE BROADENING
4247 RT DOPPLER EFFECT
4248 LINE WIDTHS
4249 NATURAL LINE WIDTH
4250 PRESSURE BROADENING
4251 STARK BROADENING
4252 ZEEMAN SPLITTING
4253
4254 DOPPLER EFFECT
4255 NT BLUE SHIFT
4256 REDSHIFT
4257 RT DOPPLER BROADENING
4258 LINE SHIFT
4259 RADAR
4260 RADIAL VELOCITY
4261 SPECTROSCOPIC ANALYSIS
4262 SPECTROSCOPIC BINARY STARS
4263 STELLAR MOTIONS
4264
4265 DOUBLE GALAXIES
4266 UF binary galaxies
4267 binary systems
4268 BT GALAXIES
4269 RT COMPANION GALAXIES
4270 GALAXY MERGERS
4271
4272 DOUBLE MODE CEPHEIDS
4273 UF beat cepheids
4274 BT CEPHEIDS
4275 DOUBLE MODE VARIABLE STARS
4276 PULSATING VARIABLE STARS
4277 RT DOUBLE MODE PULSATION
4278
4279 DOUBLE MODE PULSATION
4280 BT MULTIPERIODIC PULSATION
4281 RT DOUBLE MODE CEPHEIDS
4282 DOUBLE MODE VARIABLE STARS
4283 PULSATING VARIABLE STARS
4284
4285 DOUBLE MODE VARIABLE STARS
4286 BT MULTIPERIODIC VARIABLE STARS
4287 PULSATING VARIABLE STARS
4288 NT DOUBLE MODE CEPHEIDS
4289 RR LYRAE STARS
4290 RT DOUBLE MODE PULSATION
4291
4292 DOUBLE QUASARS
4293 RT GRAVITATIONAL DEFLECTION
4294 GRAVITATIONAL LENSES
4295 QUASARS
4296
4297 double stars
4298 U BINARY STARS
4299
4300 DQ HERCULIS STARS
4301 BT ECLIPSING BINARY STARS
4302 SLOW NOVAS
4303
4304 DREDGE UP
4305 RT CONVECTION
4306 GIANT STARS
4307 METAL ABUNDANCE
4308 STELLAR ATMOSPHERES
4309 STELLAR INTERIORS
4310
4311 DRIFT SCANS
4312 RT PHOTOMETRY
4313 RADIO STRUCTURE
4314 SURFACE PHOTOMETRY
4315
4316 DRIFT WAVES
4317 BT WAVES
4318
4319 DRIVES
4320 RT COELOSTATS
4321 CONTROL SYSTEMS
4322 SIDEROSTATS
4323 TELESCOPES
4324
4325 DUST
4326 UF cosmic dust
4327 BT INTERGALACTIC MATTER
4328 INTERSTELLAR MATTER
4329 NT INTERPLANETARY DUST
4330 INTERSTELLAR DUST
4331 ZODIACAL DUST
4332 RT COMETS
4333 DUST CLOUDS
4334 DUST DETECTORS
4335 DUST GRAINS
4336 DUST NEBULAE
4337 DUST SHELLS
4338 DUST STORMS
4339 GAS TO DUST RATIO
4340
4341 DUST CLOUDS
4342 BT CLOUDS
4343 INTERSTELLAR MATTER
4344 RT DUST
4345 INTERSTELLAR DUST
4346
4347 DUST DETECTORS
4348 BT DETECTORS
4349 RT DUST
4350
4351 DUST GRAINS
4352 BT INTERSTELLAR MATTER
4353 RT ADSORPTION
4354 DUST
4355
4356 DUST NEBULAE
4357 BT INTERSTELLAR MATTER
4358 NEBULAE
4359 RT DUST
4360
4361 DUST SHELLS
4362 BT CIRCUMSTELLAR SHELLS
4363 SHELLS
4364 RT CIRCUMSTELLAR DUST
4365 DUST
4366 SYMBIOTIC STARS
4367
4368 DUST STORMS
4369 RT DUST
4370 PLANETS
4371 SURFACES [CELESTIAL BODIES]
4372
4373 DWARF CEPHEIDS
4374 BT IRREGULAR VARIABLE STARS
4375 MULTIPERIODIC VARIABLE STARS
4376 PULSATING VARIABLE STARS
4377 RT CEPHEIDS
4378 DELTA SCUTI STARS
4379
4380 DWARF GALAXIES
4381 BT GALAXIES
4382 PECULIAR GALAXIES
4383
4384 dwarf novas
4385 U U GEMINORUM STARS
4386
4387 DWARF STARS
4388 The term alone refers to
4389 mainsequence stars, but
4390 subterms may refer to
4391 evolved stars.
4392 BT MAINSEQUENCE STARS
4393 NT A DWARF STARS
4394 B DWARF STARS
4395 BLACK DWARF STARS
4396 BROWN DWARF STARS
4397 F DWARF STARS
4398 FLARE STARS
4399 G DWARF STARS
4400 K DWARF STARS
4401 LATE TYPE DWARF STARS
4402 M DWARF STARS
4403 NEARBY DWARF STARS
4404 O DWARF STARS
4405 RT LOW LUMINOSITY STARS
4406 LOW MASS STARS
4407 LUMINOSITY CLASSIFICATION
4408 MAINSEQUENCE
4409 SUBDWARF STARS
4410
4411 DYNAMICAL EVOLUTION
4412 BT EVOLUTION
4413
4414 DYNAMICAL FRICTION
4415 BT FRICTION
4416 RT RADIATIVE BRAKING
4417
4418 DYNAMICAL PARALLAX
4419 BT PARALLAXES
4420 RT BINARY STARS
4421 KINEMATIC PARALLAX
4422 MOVING CLUSTER PARALLAX
4423
4424 DYNAMICAL TIME
4425 BT TIME
4426
4427 DYNAMICS
4428 Combine with other terms
4429
4430 DYNAMO THEORY
4431 RT MAGNETIC FIELDS
4432
4433 e component
4434 U E CORONA
4435
4436 E CORONA
4437 UF e component
4438 BT CORONAS
4439
4440 e FOLDING TIME
4441 RT OSCILLATIONS
4442
4443 E galaxies
4444 U ELLIPTICAL GALAXIES
4445
4446 E LAYER
4447 Refers to earth atmosphere.
4448 UF E region
4449 RT EARTH ATMOSPHERE
4450 IONOSPHERE
4451
4452 e PROCESS
4453 RT NUCLEAR FUSION
4454 STELLAR EVOLUTION
4455 SUPERNOVAS
4456
4457 E region
4458 Refers to earth atmosphere.
4459 U E LAYER
4460
4461 E REGIONS
4462 BT KAPTEYN SELECTED AREAS
4463 RT JOHNSON PHOTOMETRY
4464 PHOTOMETRY
4465 STROMGREN PHOTOMETRY
4466
4467 early stage stars
4468 U PREMAINSEQUENCE STARS
4469
4470 EARLY TYPE EMISSION STARS
4471 BT EMISSION LINE STARS
4472 NT Ae STARS
4473 Be STARS
4474 Oe STARS
4475 Oef STARS
4476 Of STARS
4477 WOLF RAYET STARS
4478
4479 EARLY TYPE GALAXIES
4480 BT GALAXIES
4481
4482 EARLY TYPE STARS
4483 UF blue stars
4484 hot stars
4485 BT ULTRAVIOLET SOURCES
4486 NT A STARS
4487 B STARS
4488 EARLY TYPE VARIABLE STARS
4489 FAINT BLUE STARS
4490 O STARS
4491 OB STARS
4492 RT Oef STARS
4493 ORION POPULATION STARS
4494
4495 EARLY TYPE SUPERGIANT STARS
4496 BT SUPERGIANT STARS
4497 NT A SUPERGIANT STARS
4498 B SUPERGIANT STARS
4499 O SUPERGIANT STARS
4500 OB SUPERGIANT STARS
4501 RT LUMINOUS BLUE VARIABLE STARS
4502
4503 EARLY TYPE VARIABLE STARS
4504 BT EARLY TYPE STARS
4505 NT BETA CEPHEI STARS
4506 LUMINOUS BLUE VARIABLE STARS
4507 S DORADUS STARS
4508 SX ARIETIS STARS
4509 RT A STARS
4510 B STARS
4511 O STARS
4512
4513 EARLY UNIVERSE
4514 RT BIG BANG THEORY
4515 COSMOLOGY
4516
4517 EARTH
4518 Combine with other terms
4519 BT PLANETS
4520 RT CONTINENTS
4521 CORES
4522 CRATERS
4523 CRUST
4524 EARTH SCIENCES
4525 EARTHQUAKES
4526 GEOCORONA
4527 GEODESY
4528 GEOID
4529 GEOMAGNETISM
4530 GEOPHYSICS
4531 GLACIOLOGY
4532 MANTLES
4533 PERIGEE
4534 POLAR CAPS
4535 RADIATION BELTS
4536 SCINTILLATION
4537 SEISMOLOGY
4538 SIDEREAL TIME
4539 SOLAR SYSTEM
4540 SOLAR TERRESTRIAL RELATIONS
4541 SPACE GEODESY
4542 TOPOGRAPHY
4543 TROPOSPHERE
4544
4545 EARTH ATMOSPHERE
4546 UF terrestrial atmosphere
4547 BT ATMOSPHERES
4548 RT AERONOMY
4549 ATMOSPHERIC EXTINCTION
4550 ATMOSPHERIC SCATTERING
4551 ATMOSPHERIC SCINTILLATION
4552 ATMOSPHERIC WINDOWS
4553 CLOUDS
4554 D LAYER
4555 E LAYER
4556 EXOSPHERE
4557 F LAYER
4558 IONOSPHERE
4559 MAGNETOSPHERE
4560 MESOPAUSE
4561 MESOSPHERE
4562 METEOROLOGY
4563 NOCTILUCENT CLOUDS
4564 OZONE LAYER
4565 SCALE HEIGHT
4566 SCINTILLATION
4567 SEEING
4568 STRATOPAUSE
4569 STRATOSPHERE
4570 TELLURIC LINES
4571 THERMOSPHERE
4572 TROPOPAUSE
4573 TROPOSPHERE
4574 TURBULENCE [EARTH ATMOSPHERE]
4575 TWILIGHT
4576 UPPER ATMOSPHERE
4577
4578 EARTH MOON SYSTEM
4579 RT ANNUAL EQUATION
4580 EQUATION OF THE CENTER
4581 LUNAR THEORY
4582 SOLAR SYSTEM
4583 TIDAL FRICTION
4584 TWO BODY PROBLEM
4585
4586 EARTH ORBIT
4587 RT ANNUAL EQUATION
4588 APHELION
4589 ECLIPTIC
4590 ECLIPTIC COORDINATE SYSTEM
4591 ECLIPTIC PLANE
4592 EQUATION OF TIME
4593 PERIHELION
4594 SOLAR PARALLAX
4595 TIME
4596 TROPICAL YEAR
4597 ZODIAC
4598
4599 EARTH ROTATION
4600 RT ASTROMETRY
4601 CHANDLER WOBBLE
4602 EQUATION OF THE EQUINOXES
4603 NUTATION
4604 POLAR MOTION
4605 PRECESSION
4606 TIME
4607
4608 EARTH SCIENCES
4609 NT GEODESY
4610 GEOLOGY
4611 GEOPHYSICS
4612 RT EARTH
4613 GEOPHYSICAL OBSERVATORIES
4614
4615 EARTHQUAKES
4616 RT EARTH
4617 MOONQUAKES
4618
4619 EARTHSHINE
4620 RT MOON
4621
4622 eccentric anomaly
4623 U ANOMALY
4624
4625 eccentric orbits
4626 U ELLIPTICAL ORBITS
4627
4628 ECCENTRICITY
4629 BT ORBITAL ELEMENTS
4630 RT ELLIPTICAL ORBITS
4631
4632 ECHELLE GRATINGS
4633 UF echelons
4634 BT DIFFRACTION GRATINGS
4635 RT ECHELLE SPECTRA
4636 OBJECTIVE GRATINGS
4637 REFLECTION GRATINGS
4638 SPECTROGRAPHS
4639 TRANSMISSION GRATINGS
4640
4641 ECHELLE SPECTRA
4642 BT HIGH RESOLUTION SPECTRA
4643 SPECTRA
4644 RT ECHELLE GRATINGS
4645 ECHELLE SPECTROGRAPHS
4646
4647 ECHELLE SPECTROGRAPHS
4648 UF echelle spectrometers
4649 BT SPECTROGRAPHS
4650 RT COUDE SPECTRA
4651 ECHELLE SPECTRA
4652 HIGH RESOLUTION SPECTRA
4653 HIGH RESOLUTION SPECTROSOPY
4654
4655 echelle spectrometers
4656 U ECHELLE SPECTROGRAPHS
4657
4658 echelons
4659 U ECHELLE GRATINGS
4660
4661 ECLIPSES
4662 NT ANNULAR ECLIPSES
4663 LUNAR ECLIPSE
4664 PARTIAL ECLIPSE
4665 SOLAR ECLIPSE
4666 TOTAL ECLIPSES
4667 RT ECLIPSING BINARY STARS
4668 OCCULTATIONS
4669 PENUMBRA
4670 TRANSITS
4671 UMBRA
4672
4673 ECLIPSING BINARY STARS
4674 UF eclipsing stars
4675 eclipsing variable stars
4676 photometric binary stars
4677 BT BINARY STARS
4678 VARIABLE STARS
4679 NT ALGOL VARIABLE STARS
4680 BETA LYRAE STARS
4681 DQ HERCULIS STARS
4682 R CANIS MAJORIS STARS
4683 UPSILON SAGITTARII STARS
4684 W URSAE MAJORIS STARS
4685 RT CONTACT BINARY STARS
4686 ECLIPSES
4687 ELLIPSOIDAL VARIABLE STARS
4688 INTERACTING BINARY STARS
4689 PARTIAL ECLIPSE
4690 PHOTOMETRIC ELEMENTS
4691 ROCHE LOBE
4692 SPECTROSCOPIC BINARY STARS
4693 TOTAL ECLIPSES
4694
4695 eclipsing stars
4696 U ECLIPSING BINARY STARS
4697
4698 eclipsing variable stars
4699 U ECLIPSING BINARY STARS
4700
4701 ECLIPTIC
4702 RT EARTH ORBIT
4703 ECLIPTIC COORDINATE SYSTEM
4704 ECLIPTIC PLANE
4705 ECLIPTIC POLES
4706 EQUINOXES
4707 OBLIQUITY OF ECLIPTIC
4708 SOLSTICES
4709 ZODIAC
4710
4711 ECLIPTIC COORDINATE SYSTEM
4712 BT COORDINATE SYSTEMS
4713 RT EARTH ORBIT
4714 ECLIPTIC
4715 ECLIPTIC LATITUDE
4716 ECLIPTIC LONGITUDE
4717 ECLIPTIC POLES
4718
4719 ECLIPTIC LATITUDE
4720 UF celestial latitude
4721 latitude
4722 RT ECLIPTIC COORDINATE SYSTEM
4723 ECLIPTIC LONGITUDE
4724 ECLIPTIC POLES
4725
4726 ECLIPTIC LONGITUDE
4727 UF celestial longitude
4728 longitude
4729 RT ECLIPTIC COORDINATE SYSTEM
4730 ECLIPTIC LATITUDE
4731 ECLIPTIC POLES
4732
4733 ECLIPTIC PLANE
4734 RT EARTH ORBIT
4735 ECLIPTIC
4736 ECLIPTIC POLES
4737 OBLIQUITY OF ECLIPTIC
4738
4739 ECLIPTIC POLES
4740 BT POLES
4741 RT ECLIPTIC
4742 ECLIPTIC COORDINATE SYSTEM
4743 ECLIPTIC LATITUDE
4744 ECLIPTIC LONGITUDE
4745 ECLIPTIC PLANE
4746
4747 EDDINGTON LIMIT
4748 RT GRAVITATIONAL FORCE
4749 RADIATION PRESSURE
4750 STELLAR INTERIORS
4751
4752 EDGE EFFECTS
4753 RT GALAXIES
4754 PHOTOGRAPHY
4755
4756 education
4757 U TEACHING IN ASTRONOMY
4758
4759 EFFECTIVE TEMPERATURE
4760 BT TEMPERATURE
4761 RT PHOTOMETRY
4762 RADIATION
4763 STANDARD CANDLES
4764
4765 EINSTEIN COEFFICIENT
4766 RT ABSORPTION COEFFICIENT
4767 EMISSION COEFFICIENT
4768
4769 EINSTEIN EFFECT
4770 UF einstein shift
4771 RT GRAVITATIONAL REDSHIFT
4772
4773 EINSTEIN RINGS
4774 RT GRAVITATIONAL DEFLECTION
4775 GRAVITATIONAL LENSES
4776
4777 einstein shift
4778 U EINSTEIN EFFECT
4779
4780 EINSTEIN UNIVERSE
4781 BT COSMOLOGY
4782
4783 EJECTA
4784 RT CRATERS
4785 WOLF RAYET STARS
4786
4787 EJECTION
4788 Combine with other terms
4789
4790 ELASTICITY
4791 Combine with other terms
4792
4793 ELECTRIC CHARGE
4794 RT DIPOLES
4795 ELECTRICITY
4796 ELECTROSTATIC WAVES
4797
4798 ELECTRIC CURRENTS
4799 RT CURRENT SHEETS
4800 CURRENTS
4801 ELECTRICITY
4802
4803 ELECTRIC DIPOLES
4804 RT DIPOLES
4805 ELECTRICITY
4806
4807 ELECTRIC FIELDS
4808 RT ELECTRICITY
4809 ELECTROSTATIC WAVES
4810 FORCE
4811 PAUL TRAP
4812
4813 ELECTRICAL PROPERTIES
4814 RT ELECTRICITY
4815
4816 ELECTRICITY
4817 RT ELECTRIC CHARGE
4818 ELECTRIC CURRENTS
4819 ELECTRIC DIPOLES
4820 ELECTRIC FIELDS
4821 ELECTRICAL PROPERTIES
4822
4823 ELECTRODES
4824 NT CATHODES
4825 PHOTOCATHODES
4826 RT IMAGE TUBES
4827 PHOTOMULTIPLIER TUBES
4828
4829 ELECTRODYNAMICS
4830 NT COSMIC ELECTRODYNAMICS
4831
4832 electrographic cameras
4833 U ELECTRONOGRAPHIC CAMERAS
4834
4835 ELECTROMAGNETIC
4836 Combine with other terms
4837
4838 ELECTROMAGNETIC FIELDS
4839 RT ELECTROMAGNETIC FORCES
4840 FIELD EQUATIONS
4841 QUANTUM FIELD THEORY
4842 RADIATION FIELD
4843
4844 ELECTROMAGNETIC FORCES
4845 BT FORCE
4846 RT ELECTROMAGNETIC FIELDS
4847
4848 ELECTROMAGNETIC INTERACTIONS
4849 BT INTERACTIONS
4850
4851 electromagnetic radiation
4852 U RADIATION
4853
4854 ELECTROMAGNETIC THEORY
4855 NT COSMIC ELECTRODYNAMICS
4856
4857 electromagnetic wave scattering
4858 U RADIATION SCATTERING
4859
4860 ELECTROMAGNETIC WAVES
4861 BT WAVES
4862 NT BREMSSTRAHLUNG
4863 CERENKOV RADIATION
4864 GAMMA RAYS
4865 LIGHT
4866 MILLIMETER WAVES
4867 RADIO WAVES
4868 ULTRAVIOLET RADIATION
4869 X RAYS
4870 RT ELECTROSTATIC WAVES
4871 PHOTONS
4872 POLARIZATION [WAVES]
4873 WAVELENGTH
4874
4875 ELECTRON BEAMS
4876 NT RELATIVISTIC ELECTRONS
4877
4878 ELECTRON DENSITY
4879 BT DENSITY
4880 RT ELECTRONS
4881
4882 ELECTRON PUMPING
4883 RT LASERS
4884 MASERS
4885
4886 ELECTRONIC CAMERAS
4887 NT ELECTRONOGRAPHIC CAMERAS
4888 RT IMAGE TUBES
4889
4890 ELECTRONIC EQUIPMENT
4891 NT DIODES
4892 RT INSTRUMENTATION
4893 SHOT NOISE
4894
4895 ELECTRONICS
4896 Combine with other terms
4897
4898 ELECTRONOGRAPHIC CAMERAS
4899 UF electrographic cameras
4900 BT ELECTRONIC CAMERAS
4901
4902 ELECTRONS
4903 BT FUNDAMENTAL PARTICLES
4904 LEPTONS
4905 NUCLEAR RADIATION
4906 PARTICLES
4907 RT ALPHA PARTICLES
4908 BREMSSTRAHLUNG
4909 COMPTON EFFECT
4910 COMPTON SCATTERING
4911 ELECTRON DENSITY
4912 INVERSE COMPTON EFFECT
4913 INVERSE COMPTON SCATTERING
4914 PAIR ANNIHILATION
4915 PAIR PRODUCTION
4916 PHOTOIONIZATION
4917 POSITRONS
4918 RADIATIVE RECOMBINATION
4919 RADIOACTIVITY
4920 RECOMBINATION
4921 THERMIONIC EMISSION
4922
4923 ELECTROSTATIC WAVES
4924 RT ELECTRIC CHARGE
4925 ELECTRIC FIELDS
4926 ELECTROMAGNETIC WAVES
4927
4928 element abundance
4929 U ABUNDANCE
4930
4931 ELEMENT FORMATION
4932 UF formation of elements
4933 RT ABUNDANCE
4934 CHEMICAL ELEMENTS
4935 FROZEN IN ELEMENTS
4936 ORIGIN
4937
4938 ELEMENTARY PARTICLE SCATTERING
4939 BT SCATTERING
4940 RT RADIATION SCATTERING
4941
4942 ELEMENTARY PARTICLES
4943 Only the broad classes are shown
4944 below. Specific types will be
4945 found under these, or from the
4946 Hierarchical List.
4947 UF charged particles
4948 BT PARTICLES
4949 NT ANTIPARTICLES
4950 AXIONS
4951 BARYONS
4952 BOSONS
4953 GRAVITONS
4954 HADRONS
4955 LEPTONS
4956 MESONS
4957 NEUTRINOS
4958 NEUTRONS
4959 PARTONS
4960 PHOTONS
4961 PIONS
4962 QUARKS
4963 RT DARK MATTER
4964 FEYNMAN DIAGRAMS
4965 PARTICLE ACCELERATION
4966 PARTICLE CREATION
4967 PARTICLE ESCAPE
4968 PARTICLE INTERACTIONS
4969 PARTICLE PRODUCTION
4970 PLASMAS
4971
4972 elements of orbits
4973 U ORBITAL ELEMENTS
4974
4975 ELEVATION
4976 Use for height; use
4977 ALTITUDE [angle] for angle.
4978 UF altitude [height]
4979
4980 elevation angle
4981 U ALTITUDE [ANGLE]
4982
4983 ellipsoidal binary stars
4984 U ELLIPSOIDAL VARIABLE STARS
4985
4986 ELLIPSOIDAL VARIABLE STARS
4987 UF ellipsoidal binary stars
4988 photometric binary stars
4989 BT BINARY STARS
4990 CLOSE BINARY STARS
4991 CONTACT BINARY STARS
4992 VARIABLE STARS
4993 NT BETA LYRAE STARS
4994 RT ECLIPSING BINARY STARS
4995 SPECTROSCOPIC BINARY STARS
4996
4997 ELLIPTICAL GALAXIES
4998 UF E galaxies
4999 BT GALAXIES
5000 NT cD GALAXIES
5001 Ep GALAXIES
5002 GIANT ELLIPTICAL GALAXIES
5003 RT OBLATENESS
5004
5005 ELLIPTICAL ORBITS
5006 UF eccentric orbits
5007 BT ORBITS
5008 PERIODIC ORBITS
5009 NT CIRCULAR ORBITS
5010 RT ANNUAL EQUATION
5011 ECCENTRICITY
5012 EQUATION OF TIME
5013 HYPERBOLIC ORBITS
5014 PARABOLIC ORBITS
5015
5016 EMISSION COEFFICIENT
5017 RT EINSTEIN COEFFICIENT
5018
5019 EMISSION LINE GALAXIES
5020 BT EMISSION LINE OBJECTS
5021 GALAXIES
5022 PECULIAR GALAXIES
5023 NT MARKARIAN GALAXIES
5024 SEYFERT NUCLEI
5025 RT ACTIVE GALACTIC NUCLEI
5026 ACTIVE GALAXIES
5027 EMISSION LINES
5028 H II REGIONS
5029 HARO GALAXIES
5030 SEYFERT GALAXIES
5031
5032 EMISSION LINE OBJECTS
5033 Only the broad classes are shown
5034 below. Specific types will be
5035 found under these, or from the
5036 Hierarchical List.
5037 NT EMISSION LINE GALAXIES
5038 EMISSION LINE STARS
5039 EMISSION NEBULAE
5040 H II REGIONS
5041 HERBIG HARO OBJECTS
5042 RT EMISSION LINES
5043
5044 EMISSION LINE STARS
5045 BT ACTIVE STARS
5046 EMISSION LINE OBJECTS
5047 NT EARLY TYPE EMISSION STARS
5048 FLARE STARS
5049 FLASH STARS
5050 GAMMA CASSIOPEIAE STARS
5051 Me STARS
5052 Me VARIABLE STARS
5053 MIRA VARIABLE STARS
5054 RV TAURI STARS
5055 RW AURIGAE STARS
5056 S DORADUS STARS
5057 SHELL STARS
5058 SYMBIOTIC STARS
5059 T TAURI STARS
5060 X RAY STARS
5061 Z ANDROMEDAE STARS
5062 RT EMISSION LINES
5063 P CYGNI LINE PROFILES
5064 PECULIAR STARS
5065 PLANETARY NEBULAE
5066 U GEMINORUM STARS
5067
5068 EMISSION LINES
5069 BT SPECTRAL LINES
5070 NT Ca II EMISSION LINES
5071 CORONAL LINES
5072 FORBIDDEN LINES
5073 RECOMBINATION LINES
5074 X RAY LINES
5075 RT ATOMIC PROCESSES
5076 EMISSION LINE GALAXIES
5077 EMISSION LINE OBJECTS
5078 EMISSION LINE STARS
5079 EMISSION NEBULAE
5080 EMISSION PROCESSES
5081 EMISSION SPECTRA
5082 FLASH SPECTRUM
5083 H II REGIONS
5084 LINE FORMATION
5085 LINE IDENTIFICATIONS
5086 LINE INTENSITITES
5087 LINE PROFILES
5088 LINE RATIOS
5089 NEUMANN LINES
5090 RADIO RECOMBINATION LINES
5091 SPECTRA
5092 SPECTROSCOPIC ANALYSIS
5093
5094 EMISSION NEBULAE
5095 BT EMISSION LINE OBJECTS
5096 GASEOUS NEBULAE
5097 NEBULAE
5098 NT H II REGIONS
5099 HERBIG HARO OBJECTS
5100 PLANETARY NEBULAE
5101 RT EMISSION LINES
5102 T TAURI STARS
5103
5104 EMISSION PROCESSES
5105 RT EMISSION LINES
5106 EMISSION SPECTRA
5107
5108 EMISSION SPECTRA
5109 BT LINE SPECTRA
5110 SPECTRA
5111 NT X RAY EMISSION
5112 RT EMISSION LINES
5113 EMISSION PROCESSES
5114 FREE BOUND EMISSION
5115 LIGHT EMISSION
5116 NEUMANN LINES
5117 RAMAN EFFECT
5118
5119 EMISSIVITY
5120 RT BLACK BODY RADIATION
5121 RADIATION
5122 TEMPERATURE
5123
5124 ENCOUNTERS
5125 Generally of stars or galaxies.
5126 NT GALAXY ENCOUNTERS
5127 RT GALAXY MERGERS
5128 GRAVITATIONAL INTERACTIONS
5129 STELLAR DYNAMICS
5130
5131 ENERGETIC PARTICLES
5132 RT PLASMAS
5133
5134 ENERGY
5135 Combine with other terms
5136 NT GRAVITATIONAL ENERGY
5137 KINETIC ENERGY
5138 POTENTIAL ENERGY
5139 RT FLUX
5140 FORCE
5141
5142 ENERGY CONTENT
5143 Combine with other terms
5144
5145 ENERGY DISTRIBUTION
5146 Combine with other terms
5147
5148 ENERGY LEVELS
5149 RT SPECTRA
5150
5151 ENERGY SOURCES
5152 Combine with other terms
5153
5154 ENERGY SPECTRA
5155 RT ABSORPTION SPECTRA
5156
5157 ENERGY TRANSFER
5158 UF heat transfer
5159 RT ADIABATIC PROCESS
5160 CONDUCTION
5161 CONVECTION
5162 NONLTE TRANSFER
5163 RADIATION
5164 THERMODYNAMIC EQUILIBRIUM
5165 THERMODYNAMICS
5166
5167 ENGINEERING
5168 Combine with other terms
5169 RT DESIGN
5170
5171 ENGLISH MOUNTING
5172 BT EQUATORIAL MOUNTING
5173
5174 ENTHALPY
5175 RT THERMODYNAMICS
5176
5177 ENTROPY
5178 RT THERMODYNAMICS
5179
5180 ENVELOPES
5181 Combine with other terms
5182 RT COMETS
5183 CONVECTION
5184
5185 Ep GALAXIES
5186 BT ELLIPTICAL GALAXIES
5187 PECULIAR GALAXIES
5188 RADIO GALAXIES
5189
5190 EPHEMERAL ACTIVE REGIONS
5191 RT SOLAR ACTIVITY
5192
5193 EPHEMERIDES
5194 UF nautical almanac
5195 RT ALMANACS
5196 CALENDARS
5197 CATALOGS
5198 FUNDAMENTAL STARS
5199 TIME
5200
5201 EPHEMERIS TIME
5202 BT TIME
5203 RT CIVIL TIME
5204 MEAN SOLAR TIME
5205 SOLAR DAY
5206 UNIVERSAL TIME
5207 YEAR
5208
5209 EPOCH
5210 NT BESSELIAN EPOCH
5211 JULIAN EPOCH
5212 RT JULIAN DATE
5213 TIME
5214
5215 EQUATION OF THE CENTER
5216 RT EARTH MOON SYSTEM
5217 MOON
5218
5219 EQUATION OF THE EQUINOXES
5220 RT EARTH ROTATION
5221 EQUATION OF TIME
5222 EQUINOX POSITION
5223 NUTATION
5224 PRECESSION
5225 SIDEREAL TIME
5226
5227 EQUATION OF TIME
5228 RT EARTH ORBIT
5229 ELLIPTICAL ORBITS
5230 EQUATION OF THE EQUINOXES
5231 MEAN SOLAR TIME
5232
5233 EQUATOR
5234 Of earth; also see
5235 CELESTIAL EQUATOR.
5236 RT CELESTIAL POLES
5237 DECLINATION
5238 RIGHT ASCENSION
5239
5240 EQUATOR CORRECTION
5241 RT CELESTIAL EQUATOR
5242
5243 EQUATOR DETERMINATION
5244 RT CELESTIAL EQUATOR
5245
5246 EQUATOR POSITION
5247 RT ASTROMETRY
5248 CELESTIAL EQUATOR
5249
5250 EQUATORIAL BULGE
5251 RT GEOID
5252 OBLATENESS
5253 PLANETS
5254 ROTATION
5255
5256 EQUATORIAL COORDINATE SYSTEM
5257 UF equatorial system
5258 BT COORDINATE SYSTEMS
5259 RT CELESTIAL EQUATOR
5260 CELESTIAL POLES
5261 DECLINATION
5262 EQUATORIAL ZONES
5263 RIGHT ASCENSION
5264
5265 EQUATORIAL MOUNTING
5266 BT TELESCOPE MOUNTINGS
5267 NT ENGLISH MOUNTING
5268 FORK MOUNTING
5269 GERMAN MOUNTING
5270 HORSESHOE MOUNTING
5271 YOKE MOUNTING
5272 RT ALTAZIMUTH MOUNTING
5273
5274 equatorial system
5275 U EQUATORIAL COORDINATE SYSTEM
5276
5277 EQUATORIAL ZONES
5278 RT DECLINATION
5279 EQUATORIAL COORDINATE SYSTEM
5280
5281 EQUILIBRIUM
5282 Combine with other terms
5283
5284 EQUILIBRIUM FIGURES
5285 RT MODELS
5286
5287 EQUINOX CORRECTION
5288 RT EQUINOX POSITION
5289
5290 EQUINOX POSITION
5291 RT EQUATION OF THE EQUINOXES
5292 EQUINOX CORRECTION
5293
5294 EQUINOXES
5295 NT AUTUMNAL EQUINOX
5296 MEAN EQUINOX
5297 VERNAL EQUINOX
5298 RT CELESTIAL EQUATOR
5299 ECLIPTIC
5300 SOLSTICES
5301
5302 EQUIPOTENTIAL SURFACES
5303 RT CONTACT BINARY STARS
5304
5305 EQUIVALENT WIDTHS
5306 BT LINE WIDTHS
5307 RT ABSORPTION
5308 INSTRUMENTAL PROFILES
5309 LINE BROADENING
5310 SPECTRA
5311 SPECTRAL LINES
5312
5313 ERGOSPHERE
5314 RT BLACK HOLES
5315 EVENT HORIZON
5316 VELOCITY OF LIGHT
5317
5318 ERROR ANALYSIS
5319 RT DATA PROCESSING
5320 DATA REDUCTION
5321
5322 ERRORS
5323 Combine with other terms
5324 NT SELECTION EFFECTS
5325 RT CORRECTIONS
5326
5327 ERUPTIONS
5328 RT CATACLYSMIC VARIABLE STARS
5329 ERUPTIVE BINARY STARS
5330
5331 ERUPTIVE BINARY STARS
5332 BT BINARY STARS
5333 CATACLYSMIC VARIABLE STARS
5334 NT ALPHA2 CANUM VENATICORUM STARS
5335 AM CANUM VENATICORUM STARS
5336 NOVAS
5337 SS CYGNI STARS
5338 SU URSAE MAJORIS STARS
5339 SX ARIETIS STARS
5340 SYMBIOTIC STARS
5341 U GEMINORUM STARS
5342 UX URSAE MAJORIS STARS
5343 WZ SAGITTAE STARS
5344 X RAY BINARY STARS
5345 Z CAMELOPARDALIS STARS
5346 RT ERUPTIONS
5347 INTERACTING BINARY STARS
5348 MASS EXCHANGE
5349 MASS LOSS
5350 X RAY SOURCES
5351
5352 eruptive galaxies
5353 U ACTIVE GALAXIES
5354
5355 eruptive stars
5356 U CATACLYSMIC VARIABLE STARS
5357
5358 eruptive variable stars
5359 U CATACLYSMIC VARIABLE STARS
5360
5361 ESCAPE VELOCITY
5362 BT VELOCITY
5363 RT ORBITAL VELOCITY
5364 PARABOLIC VELOCITY
5365
5366 ETHANE
5367 BT HYDROCARBONS
5368
5369 ETHYLENE
5370 BT HYDROCARBONS
5371
5372 EVAPORATION
5373 Combine with other terms
5374
5375 EVENT HORIZON
5376 RT BLACK HOLES
5377 ERGOSPHERE
5378 HAWKING RADIATION
5379 VELOCITY OF LIGHT
5380
5381 EVERSHED EFFECT
5382 RT SUNSPOTS
5383
5384 EVOLUTION
5385 Combine with other terms
5386 NT DYNAMICAL EVOLUTION
5387 STELLAR EVOLUTION
5388 RT GALAXIES
5389 PLANETS
5390
5391 EVOLUTIONARY TRACKS
5392 NT HAYASHI TRACK
5393 HENYEY TRACK
5394 RT HERTZSPRUNG RUSSELL DIAGRAM
5395 STELLAR EVOLUTION
5396
5397 EVOLVED STARS
5398 Only the broad classes are shown
5399 below. Specific types will be
5400 found under these, or from the
5401 Hierarchical List.
5402 BT NONMAINSEQUENCE STARS
5403 NT HORIZONTAL BRANCH STARS
5404 OLD STARS
5405 PLANETARY NEBULAE
5406 POSTMAINSEQUENCE STARS
5407 PULSARS
5408 WHITE DWARF STARS
5409 RT RED GIANT TIP
5410
5411 exchange of mass
5412 U MASS EXCHANGE
5413
5414 EXCITATION
5415 Combine with other terms
5416 RT ATOMIC PROCESSES
5417
5418 EXCITING STARS
5419 RT H II REGIONS
5420 PLANETARY NEBULAE
5421
5422 EXOBIOLOGY
5423 UF astrobiology
5424 RT COSMOCHEMISTRY
5425 EXTRATERRESTRIAL LIFE
5426
5427 EXOSPHERE
5428 RT EARTH ATMOSPHERE
5429 IONOSPHERE
5430 MAGNETOSPHERE
5431 PLANETS
5432 THERMOSPHERE
5433 TROPOSPHERE
5434 UPPER ATMOSPHERE
5435
5436 EXPANDING ENVELOPES
5437 BT CIRCUMSTELLAR ENVELOPES
5438 RT CIRCUMSTELLAR MATTER
5439
5440 EXPANDING UNIVERSE
5441 BT COSMOLOGY
5442
5443 EXPANSION
5444 Combine with other terms
5445
5446 EXPLOSIONS
5447 Combine with other terms
5448
5449 explosive variable stars
5450 U CATACLYSMIC VARIABLE STARS
5451
5452 EXTENDED OBJECTS
5453 RT EXTENDED SOURCES
5454 TWO DIMENSIONAL SPECTRA
5455
5456 EXTENDED SOURCES
5457 BT RADIO SOURCES
5458 RT EXTENDED OBJECTS
5459 RADIO STRUCTURE
5460
5461 extinction
5462 U ATMOSPHERIC EXTINCTION
5463
5464 EXTRAGALACTIC OBJECTS
5465 Only the broad classes are shown
5466 below. Specific types will be
5467 found under these, or from the
5468 Hierarchical List.
5469 NT EXTRAGALACTIC RADIO SOURCES
5470 GALAXIES
5471 QUASARS
5472
5473 EXTRAGALACTIC RADIO SOURCES
5474 BT EXTRAGALACTIC OBJECTS
5475 RADIO SOURCES
5476 NT BL LACERTAE OBJECTS
5477 QUASARS
5478 RADIO GALAXIES
5479
5480 EXTRASOLAR PLANETS
5481 BT PLANETS
5482 RT SOLAR SYSTEM
5483 STAR FORMATION
5484
5485 extraterrestrial intelligence
5486 U EXTRATERRESTRIAL LIFE
5487
5488 EXTRATERRESTRIAL LIFE
5489 UF extraterrestrial intelligence
5490 seti
5491 RT EXOBIOLOGY
5492 INTERSTELLAR COMMUNICATION
5493 LIFE
5494
5495 EXTRATERRESTRIAL MATTER
5496 RT COSMOCHEMISTRY
5497
5498 EXTREME CARBON STARS
5499 BT GIANT STARS
5500 INFRARED SOURCES
5501 RT CIRCUMSTELLAR SHELLS
5502
5503 extreme population I stars
5504 U POPULATION I STARS
5505
5506 EXTREME ULTRAVIOLET RADIATION
5507 BT ULTRAVIOLET RADIATION
5508 RT FAR ULTRAVIOLET RADIATION
5509 NEAR ULTRAVIOLET RADIATION
5510
5511 EYEPIECES
5512 NT KELLNER EYEPIECE
5513 ORTHOSCOPIC EYEPIECE
5514 RAMSDEN EYEPIECE
5515 RT GRATICULE
5516 LENSES
5517 OPTICAL TELESCOPES
5518 RETICLE
5519
5520 f component
5521 U F CORONA
5522
5523 F CORONA
5524 UF f component
5525 BT CORONAS
5526 RT ZODIACAL LIGHT
5527
5528 F DWARF STARS
5529 BT DWARF STARS
5530 F STARS
5531
5532 F GIANT STARS
5533 BT F STARS
5534 GIANT STARS
5535
5536 F LAYER
5537 Earth upper atmosphere.
5538 UF f region
5539 RT EARTH ATMOSPHERE
5540 IONOSPHERE
5541
5542 f region
5543 Earth upper atmosphere.
5544 U F LAYER
5545
5546 F REGIONS
5547 BT KAPTEYN SELECTED AREAS
5548 RT JOHNSON PHOTOMETRY
5549 PHOTOMETRY
5550 STROMGREN PHOTOMETRY
5551
5552 F STARS
5553 BT INTERMEDIATE TYPE STARS
5554 NT F DWARF STARS
5555 F GIANT STARS
5556 F SUBDWARF STARS
5557 F SUBGIANT STARS
5558 F SUPERGIANT STARS
5559 RT SPECTRAL TYPES
5560
5561 F SUBDWARF STARS
5562 BT F STARS
5563 SUBDWARF STARS
5564
5565 F SUBGIANT STARS
5566 BT F STARS
5567 SUBGIANT STARS
5568
5569 F SUPERGIANT STARS
5570 BT F STARS
5571 SUPERGIANT STARS
5572
5573 f values
5574 U OSCILLATOR STRENGTHS
5575
5576 FABRY PEROT INTERFEROMETERS
5577 UF perot fabry interferometers
5578 BT INTERFEROMETERS
5579
5580 FABRY PEROT SPECTROMETERS
5581 BT SPECTROMETERS
5582
5583 FACULAE
5584 RT CHROMOSPHERE
5585 GRANULATION
5586 PHOTOSPHERE
5587 PLAGES
5588
5589 FAINT BLUE STARS
5590 BT EARLY TYPE STARS
5591 FAINT STARS
5592
5593 FAINT GALAXIES
5594 Combine with other terms
5595
5596 FAINT STARS
5597 Combine with other terms
5598 NT FAINT BLUE STARS
5599
5600 FALSE COLOR PHOTOGRAPHY
5601 BT PHOTOGRAPHY
5602
5603 FANAROFF RILEY CLASS
5604 RT GALAXIES
5605 RADIO GALAXIES
5606
5607 FAR INFRARED RADIATION
5608 BT INFRARED RADIATION
5609 RT INFRARED PHOTOMETRY
5610 M MAGNITUDE
5611 N MAGNITUDE
5612 NEAR INFRARED RADIATION
5613 O MAGNITUDE
5614 P MAGNITUDE
5615 Q MAGNITUDE
5616
5617 FAR ULTRAVIOLET RADIATION
5618 BT ULTRAVIOLET RADIATION
5619 RT EXTREME ULTRAVIOLET RADIATION
5620 NEAR ULTRAVIOLET RADIATION
5621
5622 FARADAY EFFECT
5623 UF faraday rotation
5624 BT MAGNETO OPTICAL EFFECTS
5625 RT H II REGIONS
5626 POLARIZATION [WAVES]
5627 POLARIZED RADIATION
5628
5629 faraday rotation
5630 U FARADAY EFFECT
5631
5632 FAST FOURIER TRANSFORMS
5633 BT FOURIER TRANSFORMS
5634
5635 FAST NOVAS
5636 BT NOVAS
5637 RT RECURRENT NOVAS
5638 SLOW NOVAS
5639
5640 FEED HORNS
5641 RT ANTENNAS
5642 FEEDS
5643 HORN ANTENNAS
5644 RADIO TELESCOPES
5645 TELESCOPE INSTRUMENTATION
5646
5647 FEEDS
5648 RT FEED HORNS
5649 TELESCOPE INSTRUMENTATION
5650
5651 FERMI DIRAC NUCLEI
5652 BT NUCLEI [ATOMS]
5653 RT BOSE EINSTEIN NUCLEI
5654 FERMI DIRAC STATISTICS
5655
5656 FERMI DIRAC STATISTICS
5657 RT BOSE EINSTEIN STATISTICS
5658 FERMI DIRAC NUCLEI
5659 QUANTUM MECHANICS
5660
5661 FERMI INTERACTION
5662 BT WEAK INTERACTIONS
5663
5664 FERMIONS
5665 BT FUNDAMENTAL PARTICLES
5666 RT BOSONS
5667
5668 FEYNMAN DIAGRAMS
5669 RT ELEMENTARY PARTICLES
5670
5671 FEYNMAN INTEGRALS
5672
5673 FIBER OPTICS
5674 BT OPTICS
5675 RT OPTICAL FIBERS
5676
5677 FIBRILLES
5678 RT CHROMOSPHERE
5679
5680 FIELD CORRECTORS
5681 UF correcting lenses
5682 BT LENSES
5683 OPTICAL COMPONENTS
5684 RT CATADIOPTRIC SYSTEMS
5685 CORRECTOR PLATES
5686 FOCAL REDUCERS
5687 OPTICAL INSTRUMENTS
5688
5689 FIELD CURVATURE
5690 UF curvature of field
5691 BT ABERRATIONS
5692 RT ASTIGMATISM
5693 CHROMATIC ABERRATION
5694 COMA
5695 DISTORTION
5696 OPTICAL SYSTEMS
5697 SPHERICAL ABERRATION
5698
5699 FIELD EQUATIONS
5700 RT ELECTROMAGNETIC FIELDS
5701 RELATIVITY
5702
5703 FIELD GALAXIES
5704 Generally, foreground
5705 or background objects
5706
5707 FIELD OF VIEW
5708 At telescopes' foci.
5709 RT VIGNETTING
5710
5711 FIELD STARS
5712 Generally, foreground
5713 or background objects
5714
5715 FIGURING
5716 Polishing optics to accurate shape.
5717 BT POLISHING
5718 RT HARTMANN TEST
5719 LENSES
5720 MIRRORS
5721 OPTICAL TESTING
5722 SURFACES [OPTICAL]
5723
5724 FILAMENTARY NEBULAE
5725 BT NEBULAE
5726 RT FILAMENTS [NEBULAE]
5727
5728 FILAMENTS [NEBULAE]
5729 BT INTERSTELLAR MATTER
5730 RT FILAMENTARY NEBULAE
5731 NEBULAE
5732
5733 FILAMENTS [SOLAR]
5734 RT CHROMOSPHERE
5735 FLARES
5736 PROMINENCES
5737 SUN
5738 SUNSPOTS
5739
5740 FILLING FACTOR
5741 RT TELESCOPE ARRAYS
5742
5743 films [optical]
5744 U OPTICAL FILMS
5745
5746 films [photographic]
5747 U PHOTOGRAPHIC FILMS
5748
5749 filter photometry
5750 U PHOTOMETRY
5751
5752 FILTERS
5753 NT INTERFERENCE FILTERS
5754 OPTICAL FILTERS
5755 RT ATTENUATION
5756
5757 FINDING CHARTS
5758 RT ATLASES
5759 MAPS
5760 SKY SURVEYS
5761 STAR ATLASES
5762
5763 FINDING LISTS
5764 RT CATALOGS
5765
5766 FINE ANALYSES
5767 BT ANALYSES
5768 RT DATA REDUCTION
5769
5770 FINE STRUCTURE
5771 RT MOLECULAR LINES
5772 SPECTRAL LINES
5773
5774 FIREBALLS
5775 BT METEORS
5776 RT BOLIDES
5777
5778 fission
5779 U NUCLEAR FISSION
5780
5781 five minute oscillations
5782 U SOLAR OSCILLATIONS
5783
5784 FK CATALOG SYSTEM
5785 RT CATALOGS
5786
5787 FLARE STARS
5788 BT DWARF STARS
5789 EMISSION LINE STARS
5790 INFRARED SOURCES
5791 RADIO STARS
5792 NT BY DRACONIS STARS
5793 RED DWARF FLARE STARS
5794 UV CETI STARS
5795 RT FLASH STARS
5796 OPTICAL FLARES
5797 OPTICAL OUTBURSTS
5798 RADIO FLARES
5799 T ASSOCIATIONS
5800
5801 FLARES
5802 UF chromospheric eruptions
5803 NT OPTICAL FLARES
5804 OUTBURSTS
5805 RADIO FLARES
5806 X RAY FLARES
5807 RT ACTIVE SUN
5808 BURSTS
5809 FILAMENTS [SOLAR]
5810 PROMINENCES
5811 SOLAR ACTIVITY
5812 SUN
5813
5814 FLASH SPECTRUM
5815 RT CHROMOSPHERE
5816 EMISSION LINES
5817 SOLAR ECLIPSE
5818
5819 FLASH STARS
5820 BT EMISSION LINE STARS
5821 PREMAINSEQUENCE STARS
5822 RT FLARE STARS
5823 T ASSOCIATIONS
5824 UV CETI STARS
5825
5826 FLAT FIELDS
5827 RT IMAGE PROCESSING
5828 TWO DIMENSIONAL DETECTORS
5829
5830 FLATTENING
5831 Combine with other terms
5832
5833 FLEXURE
5834 Combine with other terms
5835
5836 flocculi
5837 U PLAGES
5838
5839 FLOW
5840 Combine with other terms
5841 NT NONEQUILIBRIUM FLOW
5842 RT FLUID DYNAMICS
5843
5844 FLOW INSTABILITY
5845 RT NONEQUILIBRIUM FLOW
5846
5847 FLUCTUATIONS
5848 Combine with other terms
5849
5850 FLUID DYNAMICS
5851 BT FLUID MECHANICS
5852 NT HYDRODYNAMICS
5853 RELATIVISTIC FLUID DYNAMICS
5854 RT FLOW
5855 MASS TRANSFER
5856
5857 FLUID MECHANICS
5858 NT FLUID DYNAMICS
5859 RT RAYLEIGH TAYLOR INSTABILITY
5860
5861 FLUORESCENCE
5862 NT X RAY FLUORESCENCE
5863 RT LUMINESCENCE
5864 PHOTOLUMINESCENCE
5865 SPECTRA
5866
5867 FLUX
5868 Combine with other terms
5869 RT ENERGY
5870 LUMINOSITY
5871
5872 FLUX DENSITY
5873 RT LUMINOSITY
5874 RADIATION
5875
5876 FOCAL LENGTH
5877 RT FOCAL REDUCERS
5878 FOCUS
5879
5880 FOCAL REDUCERS
5881 RT FIELD CORRECTORS
5882 FOCAL LENGTH
5883
5884 FOCUS
5885 NT CASSEGRAIN FOCUS
5886 COUDE FOCUS
5887 NASMYTH FOCUS
5888 NEWTONIAN FOCUS
5889 PRIME FOCUS
5890 RT ABERRATIONS
5891 FOCAL LENGTH
5892 TELESCOPES
5893
5894 FOKKER PLANCK EQUATION
5895 RT STELLAR DYNAMICS
5896
5897 FORBIDDEN LINES
5898 BT EMISSION LINES
5899 RT FORBIDDEN TRANSITIONS
5900 NEBULAE
5901 SPECTRA
5902
5903 FORBIDDEN TRANSITIONS
5904 RT FORBIDDEN LINES
5905 NEBULAE
5906 SPECTRA
5907
5908 FORBUSH EFFECT
5909 RT COSMIC RAYS
5910 SOLAR PHYSICS
5911
5912 FORCE
5913 Combine with other terms
5914 NT CENTRIFUGAL FORCE
5915 CENTRIPETAL FORCE
5916 ELECTROMAGNETIC FORCES
5917 GRAVITATIONAL FORCE
5918 RT ELECTRIC FIELDS
5919 ENERGY
5920 MAGNETIC FIELDS
5921
5922 force of gravity
5923 U GRAVITATION
5924 GRAVITATIONAL FORCE
5925
5926 FORECASTS
5927 Combine with other terms
5928 RT PREDICTIONS
5929
5930 FORK MOUNTING
5931 BT EQUATORIAL MOUNTING
5932
5933 FORMATION
5934 Combine with other terms
5935
5936 formation of elements
5937 U ELEMENT FORMATION
5938
5939 formation of galaxies
5940 U GALAXY FORMATION
5941
5942 formation of stars
5943 U STAR FORMATION
5944
5945 four color photometry
5946 U STROMGREN PHOTOMETRY
5947
5948 FOURIER ANALYSIS
5949 UF harmonic analysis
5950 RT FOURIER COMPONENTS
5951 FOURIER TRANSFORMS
5952 FUNDAMENTAL FREQUENCY
5953 HARMONIC FREQUENCIES
5954 MAXIMUM ENTROPY METHODS
5955 MULTIPERIODIC PULSATION
5956 OVERTONE FREQUENCIES
5957 WAVEFORM ANALYSIS
5958
5959 FOURIER COMPONENTS
5960 RT FOURIER ANALYSIS
5961 HARMONIC FREQUENCIES
5962
5963 FOURIER SPECTROMETERS
5964 BT SPECTROMETERS
5965
5966 FOURIER TRANSFORM SPECTROSCOPY
5967 BT SPECTROSCOPY
5968
5969 FOURIER TRANSFORMS
5970 NT FAST FOURIER TRANSFORMS
5971 RT FOURIER ANALYSIS
5972
5973 FRAGMENTATION
5974 Combine with other terms
5975
5976 FRAGMENTS
5977 Combine with other terms
5978
5979 FRAUNHOFER LINES
5980 Not a complete list of terms.
5981 NT b BAND
5982 G BAND
5983 H LINE
5984 K LINE
5985 RT ABSORPTION SPECTRA
5986 SUN
5987
5988 FREE BOUND EMISSION
5989 BT RADIATION MECHANISMS
5990 RT EMISSION SPECTRA
5991 SPECTRA
5992
5993 FREE FREE EMISSION
5994 BT RADIATION MECHANISMS
5995 RT SPECTRA
5996 THERMAL EMISSION
5997
5998 free free transition
5999 U BREMSSTRAHLUNG
6000
6001 FREQUENCY
6002 Combine with other terms
6003 RT WAVELENGTH
6004
6005 FREQUENCY ANALYSIS
6006 RT MAXIMUM ENTROPY METHODS
6007 MULTIPERIODIC PULSATION
6008
6009 FREQUENCY DISTRIBUTION
6010 RT DISTRIBUTION FUNCTION
6011 HESS DIAGRAM
6012
6013 FREQUENCY SHIFT
6014 RT BLUE SHIFT
6015 PULSARS
6016 REDSHIFT
6017
6018 FREQUENCY STANDARDS
6019 RT INSTRUMENTATION
6020
6021 FRICTION
6022 NT DYNAMICAL FRICTION
6023
6024 FRIEDMANN UNIVERSE
6025 BT COSMOLOGY
6026 RT BIG BANG THEORY
6027 OSCILLATING UNIVERSE
6028
6029 fringe patterns
6030 U INTERFERENCE FRINGES
6031
6032 fringes
6033 U INTERFERENCE FRINGES
6034
6035 FROZEN IN ELEMENTS
6036 RT ELEMENT FORMATION
6037 SUPERNOVAS
6038
6039 FU ORIONIS STARS
6040 BT INFRARED SOURCES
6041 T TAURI STARS
6042 RT MASS LOSS
6043 T ASSOCIATIONS
6044
6045 FUNCTIONS
6046 In mathematics.
6047 NT DISTRIBUTION FUNCTION
6048
6049 FUNDAMENTAL CONSTANTS
6050 NT ASTRONOMICAL CONSTANTS
6051
6052 FUNDAMENTAL FREQUENCY
6053 RT FOURIER ANALYSIS
6054 FUNDAMENTAL MODE
6055 HARMONIC FREQUENCIES
6056 OVERTONE FREQUENCIES
6057 VARIABLE STARS
6058
6059 FUNDAMENTAL MODE
6060 BT PULSATION MODES
6061 RT FUNDAMENTAL FREQUENCY
6062 OVERTONE MODES
6063
6064 FUNDAMENTAL PARTICLES
6065 BT PARTICLES
6066 NT ELECTRONS
6067 FERMIONS
6068 NEUTRONS
6069 PROTONS
6070
6071 FUNDAMENTAL STARS
6072 RT ASTROMETRY
6073 CATALOGS
6074 EPHEMERIDES
6075
6076 FUNDAMENTAL SYSTEM
6077 Combine with other terms
6078 RT POSITIONS
6079
6080 FUNNELING
6081 RT LATE TYPE GIANT STARS
6082 STELLAR EVOLUTION
6083
6084 fusion
6085 U NUCLEAR FUSION
6086
6087 FUTURE LIGHT CONE
6088 BT LIGHT CONE
6089 RT PAST LIGHT CONE
6090
6091 G BAND
6092 BT FRAUNHOFER LINES
6093 MOLECULAR BANDS
6094 RT MOLECULAR SPECTRA
6095
6096 G DWARF STARS
6097 BT DWARF STARS
6098 G STARS
6099
6100 G FACTOR
6101 RT ANGULAR MOMENTUM
6102
6103 G GIANT STARS
6104 BT G STARS
6105 GIANT STARS
6106 RT G SUBGIANT STARS
6107
6108 G STARS
6109 BT INTERMEDIATE TYPE STARS
6110 NT G DWARF STARS
6111 G GIANT STARS
6112 G SUBDWARF STARS
6113 G SUBGIANT STARS
6114 G SUPERGIANT STARS
6115 RT SPECTRAL TYPES
6116
6117 G SUBDWARF STARS
6118 BT G STARS
6119 SUBDWARF STARS
6120
6121 G SUBGIANT STARS
6122 BT G STARS
6123 SUBGIANT STARS
6124 RT G GIANT STARS
6125
6126 G SUPERGIANT STARS
6127 BT G STARS
6128 SUPERGIANT STARS
6129
6130 GALACTIC
6131 Used as an adjective only
6132 for Milky Way properties.
6133 See also GALAXY.
6134
6135 GALACTIC ANTICENTER
6136 UF anticenter
6137 RT GALACTIC COORDINATE SYSTEM
6138 MILKY WAY GALAXY
6139
6140 galactic bars
6141 U BARRED SPIRAL GALAXIES
6142
6143 GALACTIC BULGE
6144 RT GALACTIC CENTER
6145 GALACTIC PLANE
6146 GALACTIC STRUCTURE
6147 MILKY WAY GALAXY
6148
6149 GALACTIC CENTER
6150 RT GALACTIC BULGE
6151 GALACTIC COORDINATE SYSTEM
6152 GALACTIC STRUCTURE
6153 MILKY WAY GALAXY
6154
6155 galactic clusters
6156 U OPEN STAR CLUSTERS
6157
6158 GALACTIC COORDINATE SYSTEM
6159 BT COORDINATE SYSTEMS
6160 RT GALACTIC ANTICENTER
6161 GALACTIC CENTER
6162 GALACTIC LATITUDE
6163 GALACTIC LONGITUDE
6164 GALACTIC POLES
6165 MILKY WAY GALAXY
6166
6167 galactic cosmic rays
6168 U COSMIC RAYS
6169
6170 GALACTIC EQUATOR
6171 RT GALACTIC LATITUDE
6172 GALACTIC LONGITUDE
6173 GALACTIC POLES
6174
6175 GALACTIC HALO
6176 BT HALOS
6177 RT GALACTIC STRUCTURE
6178 GLOBULAR STAR CLUSTERS
6179 HALO STARS
6180 POPULATION II STARS
6181 RR LYRAE STARS
6182
6183 GALACTIC LATITUDE
6184 UF latitude
6185 RT GALACTIC COORDINATE SYSTEM
6186 GALACTIC EQUATOR
6187 GALACTIC LONGITUDE
6188 GALACTIC PLANE
6189 GALACTIC POLES
6190
6191 GALACTIC LONGITUDE
6192 UF longitude
6193 RT GALACTIC COORDINATE SYSTEM
6194 GALACTIC EQUATOR
6195 GALACTIC LATITUDE
6196 GALACTIC POLES
6197
6198 GALACTIC NUCLEI
6199 BT NUCLEI [CELESTIAL OBJECTS]
6200 NT ACTIVE GALACTIC NUCLEI
6201 COMPACT NUCLEI
6202 RT BLACK HOLES
6203 GALACTIC STRUCTURE
6204 MASSIVE OBJECTS
6205 N GALAXIES
6206 POPULATION II STARS
6207
6208 GALACTIC PLANE
6209 RT DISK POPULATION
6210 DISK STARS
6211 GALACTIC BULGE
6212 GALACTIC LATITUDE
6213 GALACTIC POLES
6214 GALACTIC WINDOWS
6215 MILKY WAY GALAXY
6216
6217 GALACTIC POLES
6218 BT POLES
6219 NT NORTH GALACTIC POLE
6220 SOUTH GALACTIC POLE
6221 RT GALACTIC COORDINATE SYSTEM
6222 GALACTIC EQUATOR
6223 GALACTIC LATITUDE
6224 GALACTIC LONGITUDE
6225 GALACTIC PLANE
6226 GALACTIC SPURS
6227
6228 GALACTIC ROTATION
6229 RT COSMIC YEAR
6230 HIGH VELOCITY CLOUDS
6231 HIGH VELOCITY STARS
6232 KINEMATICS
6233 OORT CONSTANTS
6234 OORT FORMULAS
6235 PROPER MOTIONS
6236 SPACE MOTION
6237 STELLAR DYNAMICS
6238
6239 GALACTIC SPURS
6240 RT GALACTIC POLES
6241 GALACTIC STRUCTURE
6242
6243 GALACTIC STRUCTURE
6244 RT GALACTIC BULGE
6245 GALACTIC CENTER
6246 GALACTIC HALO
6247 GALACTIC NUCLEI
6248 GALACTIC SPURS
6249 KINEMATICS
6250 OORT CONSTANTS
6251 OORT FORMULAS
6252 PITCH ANGLE
6253 SPIRAL ARMS
6254 STAR COUNTS
6255
6256 GALACTIC WINDOWS
6257 Directions of low absorption.
6258 BT WINDOWS
6259 RT GALACTIC PLANE
6260 INTERSTELLAR ABSORPTION
6261
6262 GALAXIES
6263 BT EXTRAGALACTIC OBJECTS
6264 NT ACTIVE GALAXIES
6265 BARRED SPIRAL GALAXIES
6266 BIPOLAR GALAXIES
6267 BL LACERTAE OBJECTS
6268 BLUE GALAXIES
6269 BRIGHT GALAXIES
6270 COMPANION GALAXIES
6271 D GALAXIES
6272 DOUBLE GALAXIES
6273 DWARF GALAXIES
6274 EARLY TYPE GALAXIES
6275 ELLIPTICAL GALAXIES
6276 EMISSION LINE GALAXIES
6277 GIANT GALAXIES
6278 HARO GALAXIES
6279 HEAD TAIL GALAXIES
6280 HYPERGALAXIES
6281 INFRARED GALAXIES
6282 INTERACTING GALAXIES
6283 IRREGULAR GALAXIES
6284 LATE TYPE GALAXIES
6285 LENTICULAR GALAXIES
6286 MAGELLANIC CLOUDS
6287 MILKY WAY GALAXY
6288 MULTIPLE GALAXIES
6289 N GALAXIES
6290 NEARBY GALAXIES
6291 PECULIAR GALAXIES
6292 PRIMORDIAL GALAXIES
6293 PROTOGALAXIES
6294 RADIO GALAXIES
6295 RING GALAXIES
6296 SPIRAL GALAXIES
6297 STARBURST GALAXIES
6298 RT ACTIVE GALACTIC NUCLEI
6299 COLLISIONS
6300 COMAS
6301 CONTENT OF GALAXIES
6302 COOLING FLOWS
6303 DIFFERENTIAL ROTATION
6304 EDGE EFFECTS
6305 EVOLUTION
6306 FANAROFF RILEY CLASS
6307 HALOS
6308 HOLMBERG RADIUS
6309 HUBBLE CLASSIFICATION
6310 HUBBLE DIAGRAM
6311 INTEGRATED MAGNITUDE
6312 LOCAL SUPERCLUSTER
6313 MASS TO LIGHT RATIOS
6314 ORIGIN
6315 QUASAR GALAXY PAIRS
6316 SURFACE PHOTOMETRY
6317 TULLY FISHER RELATION
6318 VELOCITY FIELD
6319
6320 GALAXY
6321 Combine with other terms
6322 for galaxies other than
6323 the Milky Way.
6324 See also GALACTIC.
6325
6326 galaxy clustering
6327 U CLUSTERS OF GALAXIES
6328
6329 galaxy clusters
6330 U CLUSTERS OF GALAXIES
6331
6332 GALAXY CONTENT
6333 Combine with other terms
6334
6335 GALAXY COUNTS
6336 RT CLUSTERS OF GALAXIES
6337 COSMOLOGY
6338 GALAXY DISTRIBUTION
6339 OBSERVATIONAL COSMOLOGY
6340
6341 GALAXY DISTRIBUTION
6342 RT CLUSTERS OF GALAXIES
6343 COSMOLOGY
6344 GALAXY COUNTS
6345 OBSERVATIONAL COSMOLOGY
6346
6347 GALAXY ENCOUNTERS
6348 BT ENCOUNTERS
6349 RT GALAXY MERGERS
6350 INTERACTING GALAXIES
6351 RADIO SOURCES
6352
6353 GALAXY EVOLUTION
6354 RT COSMOLOGY
6355
6356 GALAXY FORMATION
6357 UF formation of galaxies
6358
6359 GALAXY MERGERS
6360 UF mergers
6361 RT CLUSTERS OF GALAXIES
6362 DOUBLE GALAXIES
6363 ENCOUNTERS
6364 GALAXY ENCOUNTERS
6365 INTERACTING GALAXIES
6366
6367 GALAXY VOIDS
6368 RT BLANK FIELDS
6369 INTERGALACTIC SPACE
6370
6371 galaxy [the]
6372 U MILKY WAY GALAXY
6373
6374 GALILEAN SATELLITES
6375 BT SATELLITES
6376 RT PLANETS
6377
6378 GAMMA CASSIOPEIAE STARS
6379 BT B DWARF STARS
6380 CATACLYSMIC VARIABLE STARS
6381 EMISSION LINE STARS
6382 IRREGULAR VARIABLE STARS
6383 SHELL STARS
6384
6385 gamma radiation
6386 U GAMMA RAYS
6387
6388 GAMMA RAY ASTRONOMY
6389 BT SPACE ASTRONOMY
6390 RT BALLOON BORNE INSTRUMENTS
6391 ROCKET BORNE INSTRUMENTS
6392 SATELLITE BORNE INSTRUMENTS
6393
6394 GAMMA RAY BACKGROUND
6395 BT BACKGROUND RADIATION
6396 RT GAMMA RAYS
6397 MICROWAVE BACKGROUND
6398 RADIO BACKGROUND
6399 ULTRAVIOLET BACKGROUND
6400 X RAY BACKGROUND
6401
6402 GAMMA RAY BURSTS
6403 UF cosmic gamma ray bursts
6404 BT BURSTS
6405 RT BURSTERS
6406 GAMMA RAY SOURCES
6407 OPTICAL BURSTS
6408 RADIO BURSTS
6409 RAPID BURSTS
6410 X RAY BURSTS
6411
6412 GAMMA RAY LINES
6413 RT GAMMA RAYS
6414
6415 GAMMA RAY OBSERVATORIES
6416 See OBSERVATORIES for more RTs.
6417 BT OBSERVATORIES
6418 SPACE OBSERVATORIES
6419 RT ARTIFICIAL SATELLITES
6420 GAMMA RAY TELESCOPES
6421
6422 GAMMA RAY SCATTERING
6423 BT SCATTERING
6424 RT GAMMA RAYS
6425
6426 GAMMA RAY SOURCES
6427 RT GAMMA RAY BURSTS
6428 GAMMA RAYS
6429 OPTICAL IDENTIFICATIONS
6430
6431 GAMMA RAY SPECTRA
6432 RT GAMMA RAY SPECTROSCOPY
6433 GAMMA RAYS
6434
6435 GAMMA RAY SPECTROGRAPHS
6436 BT SPECTROGRAPHS
6437
6438 GAMMA RAY SPECTROSCOPY
6439 BT SPECTROSCOPY
6440 RT GAMMA RAY SPECTRA
6441
6442 GAMMA RAY TELESCOPES
6443 BT SPACE TELESCOPES
6444 TELESCOPES
6445 RT GAMMA RAY OBSERVATORIES
6446
6447 GAMMA RAYS
6448 Combine with other terms
6449 UF gamma radiation
6450 BT ELECTROMAGNETIC WAVES
6451 HIGH ENERGY RADIATION
6452 NUCLEAR RADIATION
6453 RADIATION
6454 RT CERENKOV RADIATION
6455 GAMMA RAY BACKGROUND
6456 GAMMA RAY LINES
6457 GAMMA RAY SCATTERING
6458 GAMMA RAY SOURCES
6459 GAMMA RAY SPECTRA
6460 PAIR ANNIHILATION
6461 PAIR PRODUCTION
6462 RADIOACTIVITY
6463
6464 GAS
6465 See also GASES
6466 Combine with other terms
6467 RT GAS CONTENT
6468 GAS DENSITY
6469 GAS DISTRIBUTION
6470 GAS DYNAMICS
6471 GAS TO DUST RATIO
6472 GASEOUS DISKS
6473 GASEOUS NEBULAE
6474 GASEOUS SPHERES
6475
6476 GAS CLOUDS
6477 BT CLOUDS
6478
6479 GAS CONTENT
6480 RT GAS
6481
6482 GAS DENSITY
6483 BT DENSITY
6484 RT GAS
6485 OPTICAL DEPTH
6486
6487 GAS DISTRIBUTION
6488 RT GAS
6489 SPIRAL ARMS
6490
6491 GAS DYNAMICS
6492 UF gas kinematics
6493 RT GAS
6494
6495 gas kinematics
6496 U GAS DYNAMICS
6497
6498 GAS TO DUST RATIO
6499 RT DUST
6500 GAS
6501 INTERSTELLAR REDDENING
6502 REDDENING LAW
6503 SELECTIVE ABSORPTION
6504
6505 GASEOUS DISKS
6506 BT DISKS
6507 RT DISK STARS
6508 GAS
6509
6510 GASEOUS NEBULAE
6511 BT NEBULAE
6512 NT EMISSION NEBULAE
6513 RT GAS
6514
6515 GASEOUS SPHERES
6516 NT PROTOGALAXIES
6517 PROTOSTARS
6518 STROMGREN SPHERE
6519 RT GAS
6520
6521 GASES
6522 Constituents of gas clouds.
6523 See also Table of Elements.
6524 See also GAS
6525 NT AIR
6526 CARBON DIOXIDE
6527 CARBON MONOXIDE
6528 IONIZED GASES
6529 NEUTRAL GASES
6530 RELATIVISTIC PLASMAS