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L
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M
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N
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P
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Q
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R
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U
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V
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W
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X
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2608 "C"
equipment
cabin
secondary mirror
cage
cage
end of tube
Calar
Alto observatory
calcite
ionized
calcium
calcium
flocculus
in
calcium
light
calcium
lines
calcium
plage
calcium
plage areas
calcium
prominence
calcium
spectroheliogram
calculate
astronomical
calculations
calculator
Caldwell
catalog
Gregorian
calendar
calendar
date
calendar
day
calendar
year
calibrating
source
radiometer
calibration
calibration
curve
calibration
exposure
calibration
noise source
calibration
of antenna
calibration
signal
calibration
source
calibrator
X-ray
calorimeter
Caltech
sub-millimeter observatory
Cambridge
optical aperture synthesis array
camcorder
Willstrop three-mirror
camera
Schmidt
camera
optics
camera
tube
Cameron
bands
Las
Campanas
observatory
Canada
balsam
Canada-France-Hawaii
telescope
canal
Martian
canals
Instituto de Astrofisica de
Canarias
tropic of
Cancer
candela
international
candle
standard
candle
method
candle
power
candle-power
distribution
β
Canis
Majoris star
canonical
transformation
α2
Canum
Venaticorum variables
dew
cap
goto
capability
capability
of telescope
polar
cap
absorption
well
capacity
polar
cap
blackout
cap
prominence
tropic of
Capricorn
capture
capture
cross-section for electrons
capture
process
capture
theory
sag
car
carbon
carbon
arc
carbon
dioptry
carbon(-nitrogen)
cycle
carbon-nitrogen
reaction
carbon
sequence
carbon
star
punched
card
card
catalogue
cardinal
points
plate
carriage
slide
carrier
carrier
gas
carrier
vehicle
Carrington
rotation
to
carry
into orbit
Carte
du Ciel
two-stage
cascaded-image
intensifying tube
cascade
intensifier
cascade
transition
nonconservative
case
symmetrical
Cassegrain
Cassegrain
arrangement
Cassegrain
beam
Cassegrain
focal plane
Cassegrain
focal point
Cassegrain
focal ratio
Cassegrainian
Cassegrain(ian)
focus
Cassegrain(ian)
telescope
Cassegrain
instruments
Cassegrain-Maksutov
telescope
Cassegrain
mirror
Cassegrain
optical path
Cassegrain
position
Cassegrain
reflector
Cassegrain
secondary
Cassegrain
spectrograph
Cassegrain
system
Cassegrain
telescope
spin
casting
cataclysmic
variables
catadioptric
catadioptric
system
catadioptric
telescope
Zwicky
catalog
catalog
equinox
Catalog
of Galaxies and clusters of Galaxies
general
catalog
of variable stars
Hershel
catalogs
system of
catalogue
catalogue
position
star
catalogue
work
translucent
cathode
cathode
aperture
hollow
cathode
discharge
cathode-ray
oscillograph display
cathode
ray oscilloscope
cathode-ray
tube
cathodic
cathodoluminescence
catoptric
catoptrical
catoptrics
catoptric
system
catoptric
telescope
cat's
eye photometer
Cauchy
formula
caustic
cylindrical
cavities
C
band
thinned
CCD
CCD
detector
CD
star
celestial
celestial
body
celestial
coordinates
celestial
coordinate system
celestial
dome
celestial
equator
celestial
gamma rays
celestial
globe
celestial
horizon
celestial
latitude
celestial
longitude
celestial
mechanics
celestial
meridian
celestial
motions
celestial
object
celestial
photography
south
celestial
pole
celestial
position
celestial
source
geocentric
celestial
sphere
rod
cell
solar
cell
array
pigment
cell
F
cellular
mirror
Celsius
degree
centennial
proper motion
National Space Science Data
Center
photometric
center
correction
Center
for High Angular Resolution Astronomy
National
Center
for Radio Astrophysics
center
hole
centering
error
center
line
center
of activity
center
of curvature
center
of emission
common
center
of gravity
center
of mass
galactic
center
source
center
(to) limb variation
centimeter
component
twenty-one
centimeter
line
centimeter
observations
three
centimeter
radiation
centimeter
radio waves
centimeter(-wave)
burst
centimeter(-wave)
emission
centimeter
(wavelength) band
centimeter
(wavelength) radiation
centimeter
(wavelength) range
centimeter
wavelength region
centimeter
wavelengths
centimeter
waves
centimeter(-wave)
spectrum
centimetric
emission
centimetric
radio waves
central
central
bar
Central
Bureau for Astronomical Telegrams
central
collision
central
concentration
central
condensation
bright
central
core
central
core of image
central
cube
Sun's
central
density
central
force
central
frequency
identification of
central
fringe
central
Hα intensity
central
hole
central
image
central
intensity
central
interferometer equipment
fovea
centralis
time of
central
maximum
central
meridian
central-meridian
passage
central
mountain
central
peak
Sun's
central
pressure
central
projection
central
rays
central
region of the Galaxy
central
reversal
central
shutter
central
star
Sun's
central
temperature
central
zone
centre
Centre
de Donnees astronomiques de Strasbourg
Centre
National d'Etudes Spatiales
centrifugal
acceleration
centrifugal
distortion
centrifugal
force
centrifugal
governor
centrifugal
stretching
centripetal
acceleration
centroid
diagram
per
century
Cepheid
luminosity
cluster
Cepheids
Cepheid
variables
Cepheid
(variable) stars
Delta
Cephei
stars
Cerenkov
detector
Cerenkov
effect
Cerenkov
radiation
Cerro
Pachon observatory
Cerro
Paranal observatory
Cerro
Tololo Inter-American observatory
cer-vit
cesium
iodide detector
cesium
oscillator
Mira
Ceti
variables
chain
chain
method
chain
reaction
observing
chair
cloud
chamber
Chandler
term
Chandrasekhar
mean absorption coefficient
Chandrasekhar's
parametric equations of state
change
speed
changer
seasonal
changes
phase
changing
unit
telemetry
channel
Chappuis
bands
international
character
figures
characteristic
curve
radio emission
characteristics
effective nuclear
charge
charge
coupled device
charged
particle counter
charged
particles
charge-transfer
spectrum
finder
chart
star
chart
program
CH
combination line
chemical
absorption
quantitative
chemical
analysis
chemical
cleaning
chemical
composition
chemical
development
chemical
element
chemical
fog
chemically
homogeneous model
chemically
inhomogeneous model
chemical
sensitization
chemical
shift
chemical
stability
chemiluminescence
cosmic
chemistry
chi-squared
test
CH
line
silver
chloride
emulsion
chlorobromide
emulsion
chondrite
chondrule
to
choose
the site
choosing
of observatory site
chopping
choroid
chorus
Chris-cross
cross
Christiansen
cross
Christiansen
interferometer
christmas
tree
chromatic
chromatic
aberration
chromatic
aberration of position
chromatic
adaptation
standard
chromatic
diagram
chromatic
difference of magnification
chromatic
distortions
chromatic
image
chromaticity
coefficients
chromatic
sensitization
chromatism
support of
chromosphere
chromospheric
chromospheric
facula
chromospheric
feature
chromospheric
fine structure
chromospheric
flare
chromospheric
grid
chromospheric
magnetic field
chromospheric
matter
chromospheric
net
chromospheric
phenomenon
chromospheric
reticle
chromospheric
spicules
chromospheric
striation
chromospheric
telescope
chromospheric
temperature
chromospheric
texture
chronograph
chronograph
reading
chronograph
record
Carte du
Ciel
cine
camera
cinecamera
cine
film
cinefilm
cinematography
cinephotography
transit
circle
great
circle
arc
circle
division
circle
flexure
circle
micrometer
circle
microscope
circle
of altitude
circle
of least confusion
complete
circuit
circular
circular
aperture
circular
array
circular
formations
circular
frequency
circular
Gaussian brightness distribution
circular
(graduated) scale
circular
image
circularly
polarized
circularly
polarized radiation
circularly
polarized radio waves
circular
micrometer
circular
orbit
circular
polarization
circular
speed
circular
velocity
atmospheric
circulation
belts
circumhorizontal
arc
circumlunar
rocket
circumnavigation
circumplanetary
orbit
circumplanetary
space
circumpolar
circumpolar
constellation
circumpolar
orbit
circumpolar
region
close
circumpolar
stars
circumsolar
circumsolar
orbit
circumstellar
circumstellar
envelope
circumstellar
space
circumterrestrial
space
circumzenithal
arc
cirrus
cirrus
clouds
civil
date
civil
day
civilization
Greenwich
civil
time
civil
twilight
civil
year
I
c
K-coupling
I
c
K-
Clairaut
condition
zenith-distance
clamp
clam
shell dome
luminosity
class
class
1 sources
class
2 sources
Draper
classes
classical
astronomy
classical
damping constant
classical
electron radius
classical
radiation theory
classical
theory
Morgan-Keenan
classification
classification
method
quantitative
classification
methods
classification
of stars
classification
of stellar spectra
Yerkes spectral
classification
system
class
III flare
class
of flare
ball and
claw
mounting
cleaning
tube
clearance
photometrically
clear
night
clear
sky
near point of
clear
vision
cleft
James
Clerk
Maxwell telescope
cliff
interference method
cliff
interferometer
astronomical
climate
sidereal
clock
clock
correction
clock
rate
clock
star
clockwise
clockwise
direction
clock(work)
drive
close
agreement
close
approach
close
binaries
close
binary stars
close
binary system
close
circumpolar stars
closed
shell
closed
tube
closely
coupled states
close
pair
zodiacal
cloud
cloud
chamber
cloud
complex
cloud
cover
cloud
effect
cloud
F
cloudiness
cloudless
cloudless
sky
cloudlike
F
cloud
of comets
cloud
of extra galactic nebulae
stratus
clouds
cloudy
dissociation of galactic
cluster
cluster
Cepheids
tendency to
clustering
effects of
clustering
of galaxies
moving
cluster
method
cluster
of galaxies
cluster
of nebulae
Catalog of Galaxies and
clusters
of Galaxies
cluster-type
stars
cluster
variables
coal
sack
coalsack
coarse-grain(ed)
coarse-grain
emulsion
coarse
grating
coarse
mottles
coarse
structure
kanigen
coated
coated
mirror
reflective
coating
cocoon
stars
coded
array mask
coded
disk
color
coding
transmission
coefficient
coefficient
of thermal expansion
chromaticity
coefficients
coefficients
in perturbations
coefficients
of metric
coelostat
coherence
coherence
bandwidth
coherence
interval
Fried's
coherence
length
coherent
coherent
detection spectroscopy
coherent
emission
coherent
light
phase
coherent
mechanism
coherent
scattering
coincidence
detector
coior
difference
colatitude
cold
camera
cold
emission
gravitational
collapse
effective
(collecting)
area
equivalent
collecting
area
collecting
lens
collecting
surface
flux
collector
collector
lens
colliding
galaxies
two
colliding
nebulae
collimate
collimating
device
collimating
lens
collimating
mirror
collimating
telescope
collimation
collimation
constant
collimation
error
collimation
of telescope
collimation
plane
modulation
collimator
collimator
beam
collimator
mirror
collimator
objective
collimator
pier
collimator
slit
Collinder
catalog
collinear
array
two galaxies in
collision
collision(al)
broadening
collision(al)
damping
collisional
effect
collision(al)
frequency
collision(al)
ionization
collisional
process
collisional
radio source
collision
diameter
collision
excitation
collision
hypothesis
collision-induced
spectrum
collision
of nebulae
meteoric
collisions
collodion
emulsion
zero-saturation
color
coloration
color
balance
color-blind
color
coding
color-color
diagram
color
component
color
correction
color
development
two
color
diagram
threshold
color
difference
color
distortions
colored
glass
colored
image
color
effect
color
equation
color
equivalent
color
excess
color
film
color
filter
false
color
image
wedge
colorimeter
colorimetric
standard eye for
colorimetry
U-B
color
index
color-luminosity
correlation
color-luminosity
diagram
color-magnitude
diagram
color-magnitude
plot
color
matcher
color
measurements
color-mixture
curve
color
perception
color
photograph
color
photography
color
picture
color
response
color-sensitive
full
color
sensitivity
color
sensitization
color
sequence
color
temperature
color
threshold
color
vision
colour
overdense
column
column
diameter
head of
column
of ionization
column
of unit cross sectional area
colure
coma
coma
corrector
coma
pattern
ternary
combination
band
combination
defect
combination
difference
binary
combination
head
CH
combination
line
combination
principle
combination
relation
combination
term
combination
vibration
combined
magnitude
halo es of
comet
cometacy
spectrum
cometary
cometary
meteors
cometary
nebula
cometary
nucleus
comet(ary)
orbit
cometary
origin
comet
catalogue
comet
constitution
comet
family
comet
filter
comet
finder
comet
group
comet
head
comet-hunter
comet
nomenclature
cometocentric
coordinates
comet
physics
system of
comets
comet
seeker
comet
tail
sudden
commencement
sudden
commencement
storm
common
active prominence
common
center of gravity
common
eruptive prominence
space
communication
interplanetary
communications
communication
satellite
elliptical
companion
companion
galaxy
comparative
effective area
comparative
exposure
stereo
comparator
comparison
beam
comparison
frequency
comparison
image device
comparison
lamp
direct-current
comparison
radiometer
comparison
resistor
comparison
spectrum
comparison
star
set of
comparison
stars
wireless
compass
compass
points
compass
variation
compensated-truss
structure
active atmospheric
compensation
compensation
apparatus
compensation
colorimeter
seeing
compensator
compiled
fundamental star catalogue
complete
absorption
complete
circuit
completely
bound atom
completely
polarized
completely
steerable paraboloid reflector
complete-sky
coverage
complete
synchrone
H I
complex
complex
group
complex
spectrum
complex
spot
vertical
component
component
color
component
components of galactic emission
component
E-component
isotropic
component
of background radiation
higher intensity
component
of solar radio waves
intensity ratio in Zeeman
components
components
of cosmic radiation
component
components
of galactic emission
components
of radio source
components
of solar radio emission
Zeeman
components
sum rule
component
stars
component
velocities
composite
lens
surface
composition
compound
eyepiece
compound
field flattener
compounding
developer
compound
interferometer
compound
lens
lossy
compression
compression
of geoid
Compton
effect
Compton
interaction detector
inverse
Compton
radiation
inverse
Compton
scattering
Compton
wavelength
ephemeris
computation
computed
position
punched-card
computer
computer
modeling
electronic
(computing)
machine
computing
machine
concave
concave
grating
concave
lens
concave
mirror
concavo-concave
lens
concavo-convex
concavo-convex
lens
concentration
meniscus lens with
concentric
surfaces
reflector
concrete
reflector
condensation
condense
condenser
condenser
lens
Littrow
condition
weather
conditions
under
conditions
of weightlessness
Condon
parabola
thermal
conduction
thermal
conductivity
loss
cone
cone-and-disk
rater
cone-and-disk
speed changer
cone
cell
magnetic (field)
configuration
confocal
staggered
conformation
circle of least
confusion
confusion
limit
conical
pendulum
conic
section
conic
sections
conjugate
points
time of
conjunction
conoid
syndyname
conoids
conservation
of angular momentum
conservative
case
conservative
scattering
consistent
Values
console
vibrational
constant
constant
of nutation
constant
of precession
constant-rate
drive
system of astronomical
constants
constant
temperature room
constant
terms
circumpolar
constellation
zodiacal
constellations
solid
constituent
atmospheric
constituents
constituents
of the Galaxy
stellar
constitution
constringence
telescope
construction
construction
of map
constructive
interference
timing
contact
contact
print
star of low metal
content
continental
drift
continuity
condition
continuous
continuous
absorption
continuous
absorption coefficient
continuous
background
background
continuous
background of radiation
continuous
distribution
continuous
emission
against a
continuous
emission background
continuous
illumination
noise
continuous
noise
continuous
opacity
continuous
photocathode
continuous
radiation
continuous
radio waves
continuous
spectrum
continuous
term spectrum
continuous-wave
Doppler method
continuous-wave
method
continuous
waves
continuous
waves system
polarization of
continuum
continuum
burst
continuum
emission
in the
continuum
intensity field
Lyman
continuum
radiation
continuum
(radio) noise
continuum
source
continuum
spectrum
line
contour
contour
image
contour
lines
contour
map
equal sensitivity
contours
contours
of radio brightness
contracting
universe
secular
contraction
vigorous
contrast
contrast
developer
photographic
contrast
enhancement
contrast
factor
contrast
index
contrast
photometer
contrast
ratio
contrast
sensitivity
contrast
stretching
contrast
transfer function
ground
contribution
contribution
function
temperature
control
main
control
desk
remotely
controled
telescope
thermostatically
controlled
room
control
mechanisms
control
panel
control
system
turbulent
convection
convection
current
convection
process
hydrogen
convection
zone
convective
convective
core
convective
equilibrium
convective
instability
convective
region
convective
shell
convective
transport
sign
convention
conventional
astronomy
conventional
longitudes
convergence
convergence
angle
convergence
limit
convergent
convergent
mirror
convergent
point
converging
beam
converging
lens
internal
conversion
conversion
gain coefficient
conversion
loss coefficient
image
converter
coordinate
converter
system
convex
convexity
convex
lens
convex
mirror
convexo-concave
convexo-concave
lens
convexo-convex
lens
convolution
convolution
function
Peltier
cooler
cooling
cool
star
cool
supergiant
true
coordinate
true
coordinate
at date
coordinate
converter
coordinate
converter system
coordinated
universal time
topocentric
coordinates
new galactic
coordinate
system
coordinate
transformation
Copenhagen
University observatory
Copernican
Copernican
system
Copernican
theory
Cordoba
Durchmusterung catalog
polarization of
core
core-halo
structure
central
core
of image
core
of line
Coriolis
coupling
Coriolis
distortion
Coriolis
force
Coriolis
interaction
Coriolis
splitting
cornea
Cornell
Atacama telescope
Cornu
prism
flattening of
corona
corona
brightness
R
Coronae
Borealis star
R
Coronae
(Borealis) variables
corona
far-out from the Sun
coronagraph
coronal
coronal
arch
coronal
cloud
sporadic
coronal
condensation
coronal
continuum
coronal
density
coronal
gas
corona(l)
heating
coronal
irregularities
coronal
line
coronal
line emission
coronal
material
coronal
matter
coronal
occupation
polar
coronal
plumes
coronal
prominence
coronal
rain
coronal
rays
coronal
region
coronal
streamers
coronal
structure
coronal
temperature
coronascope
coronium
coronograph
coronograph
site
corpuscle
solar
corpuscles
corpuscular
corpuscular
beam
corpuscular
cloud
corpuscular
current
corpuscular
eclipse
corpuscular
emission
corpuscular
radiation
solar
corpuscular
stream
correct
corrected
for...
area
corrected
for foreshortening
region of
correct
exposure
to
correct
for...
to
correct
individually
correcting
lens
correcting
plate
tilt
correction
correction
curve
Gaunt
(correction)
factor
correction
for...
correction
for aberration
correction
for average refraction effect
correction
for distortion
correction
for nutation
correction
for precession
correction
for refraction
guiding
correction
in declination
guiding
correction
in hour angle
limb
corrections
corrections
to profile of the Moon
parabola
corrector
corrector
cell
corrector
for prime focus
corrector
lens
two-element
corrector
plate
correlate
curve of
correlation
correlation
coefficient
correlation
detection
correlation
interferometer
correlation
ratio
correlation
receiver
Wigner-Witmer
correlation
rule
cross
correlation
spectroscope
correlation(-type)
receiver
correlator
correspondence
principle
cosine
formula
direction
cosines
cosmic(al)
cosmical
constant
cosmic(al)
electrodynamics
cosmic(al)
gamma rays
cosmic(al)
physics
cosmical
term
cosmic
background
cosmic
brightness
cosmic
chemistry
cosmic
cloud
cosmic
components
cosmic
dust
cosmic
emission
cosmic
experiment
cosmic
meteor
general
cosmic
noise
sudden
cosmic-noise
absorption
cosmic
(noise) brightness temperature
Hα
cosmic
noise intensity
cosmic
noise mapping system
cosmic
plasma
cosmic
power
secondary
cosmic
radiation
cosmic
radio astronomy
cosmic
(radio) noise
cosmic
radio noise absorption
cosmic
radio radiation
cosmic
radio(wave) intensity
cosmic
radio waves
secondary
cosmic
ray
cosmic
ray burst
cosmic
ray counter
cosmic
ray decrease
cosmic-ray
density
cosmic
ray detector
cosmic
ray electrons
cosmic
ray energy
cosmic
ray event
total
cosmic
ray experiment
cosmic
ray flare
cosmic
ray flux
sudden
cosmic
ray increase
cosmic
ray intensity
cosmic
ray particles
cosmic-ray
physicist
cosmic-ray
physics
cosmic
ray production
cosmic
ray protons
solar
cosmic
rays
cosmic
ray spectrum
cosmic
ray spike
cosmic
ray storm
cosmic
ray telescope
cosmic
signal
cosmic
source
cosmic
time scale
cosmic
velocity
cosmochemistry
cosmogonic(al)
cosmogonist
cosmogony
cosmography
cosmological
positive
cosmological
constant
cosmological
data
cosmological
distance
cosmological
effects of distances
cosmological
investigations
cosmological
model
cosmological
paradoxes
perfect
cosmological
principle
cosmological
problem
cosmological
red shift
cosmological
redshift
cosmological
studies
cosmological
theory
cosmologist
steady-state
cosmology
cosmos
coude
coude
beam
coude
flat
coude
focus
coude
mirror
coude
(observing) position
Couder
telescope
coude
spectrograph
Coulomb
collisions
Particle Physics and Astronomy Research
Council
source
count
proportional
counter
counterbalance
counterclockwise
counter-clockwise
direction
counterglow
counterpoise
counterpoise
levers
Geiger-Mueller
(counter)
tube
counter
weight
counterweight
counterweight
arm
telescope
counterweights
pulse
counting
counting
rate
image photon
counting
system
galaxy
counts
charge
coupled
device
closely
coupled
states
spin-spin
coupling
coupling
constant
coupling
scheme
course
of flare
covalent
bond
cloud
cover
telescope with full-sky
coverage
coverage
of telescope
iris-diaphragm
cover
of mirror
Crab's
radio emission
crack
space
craft
meteorite
crater
crater
counting
craterlet
crater
pit
crater
rim
outburst sporadic outbursts of
craters
crater
wall
creation
creation
of matter
creation
of new material
crepuscular
arc
crescent
crescent
Mercury
crescent
moon
crescent
phase
crescent
Sun
crescent
Venus
lunar
crevasse
cricumterrestrial
Crimean
astrophysical observatory
crisp
image
λ/8
criterion
criterion
for convective instability
cyanogen
criterion
of luminosity
critical
angle
field of
critical
definition
critical
frequency
critic(al)
level
critical
potential
critical
radius
critical
temperature
magnetic
crochet
synthesized
cross
Mills
cross
antenna
cross
axis mounting
cross
Christiansen cross
cross
correlation spectroscope
cross-correlation
techniques
cross
disperser
crossed
antenna
crossed
(axis) interferometer
crossed
Nicols
cross
hairs
crosshairs
crossover
crossover
effect
radar
cross
section
scattering
cross-section
column of unit
cross
sectional area
capture
cross-section
for electrons
echo
cross-section
of radar
to
cross
the central meridian
cross
wire
illuminated
cross
wire eyepiece
cross-wire
micrometer
cross
wires
crosswires
auroral
crown
crown
glass
polar
crown
of filaments
Moon's
crust
cryogenic
cryostat
dichroic
crystal
crystal
clock
crystalline
lens
C-star
central
cube
cubic
parsec
culminate
upper
culmination
cumulus
cumulus
clouds
cuprous-oxide
cell
dark
current
equivalent
current
system
spectral line
curvature
curvature
radius
curvatur
tensor
correction
curve
curved
field
potential
curve
diagram
curved
space
curved
tail
curve
of correlation
theoretical
curve
of growth
pin
cushion
distortion
cusp
cutoff
cut-off
energy
violet
cut-off
filter
cut-off
frequency
cutoff
velocity
cut-off
wavelength
CW
system
cyanogen
band
cyanogen
criterion of luminosity
maximum phase of solar
cycle
cycle
per second
period of overlap of two
cycles
cyclic
activity
cyclic
variable stars
cyclotron
radiation
P
Cygni
P
Cygni
line profile
parabolic
cylinder
cylinder
of ionization
cylindrical
cavities
cylindrical
coordinates
cylindrical
north bearing
cylindrical
parabolic reflector
cylindrical
paraboloid
cylindrical
paraboloid reflector
Cytherean
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