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C
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D
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J
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K
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L
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M
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N
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O
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P
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Q
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R
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S
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T
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U
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V
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W
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1438 "I"
I
IAU
ice
interstellar
ice
absorption
Iceland
spar
I
c K-coupling
I
c K-
H
I
cloud
H
I
complex
ideal
coordinates
ideal
receiver
ideal
telescope
optical
identification
identification
of central fringe
identification
of lines
identified
band
identified
radio star
optically
identified
source
identify
to
identify
optically
H
I
emission
H
I
gas
igneous
activity
igneous
rock
II
H
II
cloud
H
II
emission
class
III
flare
type
III
(radio) burst
III
population
II
object
II
(population) stars
type
II
(radio) burst
H
II
region
population
II
star
II
supernova
() ()
II
()
II
I
j-coupling
I
j-
illuminance
illuminate
back
illuminated
CCD
illuminated
cross wire eyepiece
illuminated
hemisphere
illuminated
pinhole
illuminating
star
quantity of
illumination
upright
image
image
amplifier
image
compression
image
converter
image
core
image
definition
image
de-rotator
detector
image
detector
comparison
image
device
image
diameter
image
dissector
image
distortion
image
disturbance
image
elongation
image
enlargement
image
excellent
image
exploded
image
format
photographic
image
formation
image
hard image
image
intensifier
image
motion
image-motion
estimate
image
multiplier
image
nucleus
image
of the radio Sun
image
orthicon
image
photon counting system
image
plane
image
processing
image
profile
image
reduction
image
reduction and analysis facility
image
rotation
quality of
images
image
scale
image
scrambler
zero
image
shift focuser
image
size
image
slicer
image
stabilizing binoculars
image
structure
image
surface
image
synthesis
Flexible
Image
Transport System
image
tremor
image
tube
imaginary
source
Hadamard mask
imaging
I-magnitude
IMB
IMB
neutrino detector
Earth's
immediate
interplanetary environment
moment of
impact
impact
broadening
impact
energy
impact
of meteor
impedance
matching
impersonal
impersonal
astrolabe
impersonal
micrometer
implosion
importance
imprisoned
radiation
improvement
of image
resultant
impulse
impulse
recorder
timing
impulses
impulsive
bursts
impulsive
force
terms
in
aberration
to move
in
a circular orbit
Raman
inactive
vibration
free-burning dc arc
in
air
Association of Universities for Research
in
Astronomy
parallax
in
azimuth
jump
in
brightness
variations
in
brilliance
in
calcium light
lines per
inch
grazing
incidence
vertical
incidence
sounder
glancing
incidence
telescope
incident
beam
incident
electron
incident
flux
incident
pencil
incident
plane wave
incident
pulse
incident
radiation
plate
inclination
inclination
of lens
orbital
inclination
to the equator
two galaxies
in
collision
incoming
beam
incompatibility
incomplete
fixing
Inconel
filter
incorrect
exposure
fluctuations
in
cosmic radiation
sudden cosmic ray
increase
brightness
increment
increment
of visual threshold
secular secular
in
declination
errors
in
declinations
solar model
in
deeper layers
indentified
galaxy
independent
catalogue
independent
day numbers
time
independent
perturbation theory
indeterminacy
principle
U-B color
index
Index
Catalog
index
of refraction
Index
indicator
dial
indimmed
star
indirect
colorimetry
scintillation
in
direction
individual
burst
individual
catalogue
to correct
individually
individual
meteor
resolve into
individual
stars
individual
sunspot
induce
induced
diamagnetism
induced
dipole radiation
induced
emission
induced
moment
induced
paramagnetism
induced
predissociation
nuclear
induction
aberration
in
ecliptic longitude
inelastic
collision
distortion
in
emulsion
inequalities
in motion
inequalities
in motion of the Moon
inequalities
of pivots
diurnal
inequality
inert
gas
product of
inertia
inertial
coordinate system
inertial
mass
inertial
reference system
inertial
system
inferior
inferior
conjunction
inferior
planet
infinite
infinite
medium
infinite
universe
infinity
focusing
infinity
gamma
discontinuities
in
flexure
turnover
in
flux(-density) spectrum
in
focus
positional
information
Information
Bulletin on Variable Stars
information
processing
near
infrared
infrared
absorption
infrared
astronomy
infrared
bands
infrared
bolometer
infrared
emission
infrared
filter
infrared
flux density
infrared
magnitude
infrared
measurements
infrared
observations
infrared
photography
infrared
radiation
infrared
rays
infrared
ray sensitive emulsion
near
infrared
region
infrared
sensitization
infrared
solar radiation
infrared
spectrograph
infrared
spectrometer
infrared
spectrum
UK
infrared
telescope
infrared
temperature
infrared
(wavelength) range
infrared
wavelengths
infrared
window
redistribution
in
frequencies
spread
in
frequency
fluctuations
in
gain
map of hydrogen
in
galactic plane
tunnel
(ing)
effect
Inglis-Teller
relation
in
Hα light
to blanket
in
heat
inherent
contrast
inherent
(noise) fluctuations
inhomogeneous
field
chemically
inhomogeneous
model
guiding correction
in
hour angle
thermal radiation
in
infrared
discontinuities
in
instrumental system
Hα
in
integrated light
scintillation
in
intensity
refraction
in
irregularities
initial
condition
initial
intensity
initial
period
initial
phase
injection
variations
in
latitude
error
in
level reading
variation
in
light
variations
in
longitude
satellite
in
long-lived orbit
dispersion
in
luminosity of sources
in
monochromatic light
inequalities
in
motion
inequalities
in
motion of the Moon
intensity ratio
in
multiplets
inner
composition
inner
core
inner
corona
inner
photoeffect
inner
planet
inner
quantum number
inner
radiation belt
inner
radiation zone
inner
regions
innomogeneities
in refraction
precession
in
obliquity
inorganic
radicals
coefficients
in
perturbations
Doppler effect
in
photodissociation
displacements
in
photographic film
in-plane
vibration
error
in
position
receiver
input
input
power
discrimination
in
range
fluctuations
in
receiver gain
ratio of minimum to maximum
in
record
innomogeneities
in
refraction
gradient
in
refractive index
secular secular
in
right ascension
light distribution
in
seeing image
inside
distribution
in
space
spread
in
spectrum
irregularity
in
speed of rotation
magnetic flux
in
spot
diverging motion
in
spot group
thermal
instability
instable
equilibrium
instant
instantaneous
exposure
instantaneous
light vector
instantaneous
period
instantaneous
position
instantaneous
spectrum
instantaneous
tidal force
instantaneous
vibration
instant
of transit
energy sources
in
stars
Institut
de radio astronomie millimetrique
Space Telescope Science
Institute
Max Plank
institutes
Instituto
Argentino de Radioastronomia
Instituto
de Astrofisica de Canarias
Instituto
di Radioastronomia
system of
instrument
instrumental
broadening
instrumental
constants
instrumental
effect
instrumental
errors
instrumental
flexure
instrumental
fluctuations
instrumental
investigations
instrumental
limitations
instrumental
pole
instrumental
profile
instrumental
resolution
instrumental
seeing
discontinuities in
instrumental
system
instrumental
variations
instrumentation navigational
instrumentation
instrumentation
for optical astronomy
instrumentation
for radio astronomy
instrumentation
navigational instrumentation
time-measuring
instruments
insulate
insulating
material
mirror
insulation
phase
integral
integral
function
integral
intensity
integral
number
integral
spin
integrated
absorption coefficient
integrated
brightness
integrated
color index
integrated
emission
integrated
energy density
integrated
flux
Hα in
integrated
light
integrated
magnitude
integrated
radiation
integrated
radio waves
integrated
sky brightness
integrated
spectral line
integrated
spectral segment
integrating
photometer
integrating
spectroscope
time delay
integration
integration
time
extraterrestrial
intelligence
intense
burst
intense
line
intense
radio emission
the most
intense
radio source
intense
source
image
intensifier
two-stage cascaded-image
intensifying
tube
spectrum line
intensity
intensity
alteration
intensity
alternation
half
intensity
breadth
higher
intensity
component
higher
intensity
component of solar radio waves
intensity
distribution
intensity
factor
in the continuum
intensity
field
intensity
fluctuations
intensity
interferometer
intensity
profile
intensity
ratio
intensity
ratio in multiplets
intensity
ratio in Zeeman components
intensity
record
intensity
rule
intensity
scale
intensity
scintillation
intensity
time variations
interacting
galaxies
van der Waals
interaction
interaction
constant
Compton
interaction
detector
interaction
effect
interaction
energy
mutual
interaction
of states
interactions
between galaxies
Cerro Tololo
Inter-American
observatory
interarm
region
interatomic
Stark effect
interchangeable
optics
intercombination
line
prohibition of
intercombinations
intercombination
transition
Fresnel
interference
polarization
interference
filter
ratio of minimum to maximum of
interference
fringes
interference
fringe system
interference
lobes
interference
method
two-dimensional
interference
pattern
interference
rings
noise
interference
sensitivity
interference
spectrometer
interference
system
interference
techniques
interferential
band
interfering
signal
shearing
interferometer
interferometer
aerial system
interferometer
antenna
interferometer
antenna system
interferometer
array
central
interferometer
equipment
interferometer
lobes
interferometer
measurements
interferometer
method
radio
interferometer
observations
interferometer
of wide spacing
interferometer
radio telescope
two-aerial
interferometer
record
radio
interferometer
recording
interferometer
resolution
interferometer
sea interferometer
interferometer
spacing
interferometer
system
interferometric
techniques
spectrograph
interferometric
with selective amplitude modulation
very long base-line
interferometry
intergalactic
intergalactic
absorption
intergalactic
distances
intergalactic
gas
intergalactic
hydrogen
intergalactic
material
intergalactic
matter
intergalactic
space
intergranular
area
Sun's
interior
interior
planet
interlocking
interlocking
of lines
intermediary
stars
telescope of
intermediate
aperture
intermediate
band photometry
intermediate
corona
intermediate
coupling
intermediate-drift
burst
intermediate
frequency
intermediate
frequency amplifier
intermediate
stars
intermittent
exposure
intermittent
illumination
intermolecular
force
internal
accuracy
internal
constitution
internal
conversion
internal
coordinates
internal
motions of sunspots
internal
noise
internal
structure
internal
temperature
internal
tension
International
Astronomical Union
international
atomic time
international
candle
international
character figures
international
color index
International
Dark Sky association
international
date line
international
disturbed days
International
Latitude station
international
magnitude
international
quiet days
international
station
internuclear
distance
interplanetary
interplanetary
communications
interplanetary
dust
Earth's immediate
interplanetary
environment
interplanetary
flight
interplanetary
gas
interplanetary
journey
interplanetary
magnetic field
interplanetary
material
interplanetary
matter
interplanetary
medium
interplanetary
radar
British
Interplanetary
Society
interplanetary
space
interplanetary
station
interplanetary
travel
interplanetary
vehicle
interplanetary
vortices
interpolation
interpretoscope
interrupted
photographic exposure
interspace
interspicular
component
interstellar
interstellar
absorption
interstellar
bands
interstellar
cloud
interstellar
deuterium
interstellar
dust
interstellar
emission
interstellar
extinction
interstellar
Faraday rotation
interstellar
field
interstellar
gas
interstellar
grains
interstellar
graphite spheres
interstellar
hydrogen
interstellar
hydrogen gas
interstellar
hydrogen line
interstellar
ice absorption
interstellar
line
interstellar
material
interstellar
matter
interstellar
medium
interstellar
meteor
interstellar
molecules
interstellar
origin
interstellar
particles
interstellar
plasma
interstellar
polarization
interstellar
reddening
interstellar
space
interstellar
spectral line
coherence
interval
Lande
interval
rule
in
the blue
in
the continuum intensity field
hidden mass
in
the galaxy
in
the infrared
universe
in
the large
in
the line of sight
new Moon
in
the old Moon's arms
in
the red
in
the solar neighbourhood
in
the ultraviolet
in
the vicinity of the Sun
in
the violet
spread
in
time of travel
resolve
into
individual stars
to place
into
orbit
intra-Mercurian
planet
intrinsic
intrinsic
brightness
intrinsic
brilliance
intrinsic
color
intrinsic
color index
intrinsic
energy
intrinsic
luminosity
intrinsic
photoeffect
velocity of light
in
vacuum
invar
principle of
invariance
adiabatic
invariant
invar
metal
spread
in
velocities
dispersion
in
velocity
telescope,
invention
of
inverse
Compton radiation
inverse
Compton scattering
inverse
predissociation
inverse
problem
inverse
Zeeman effect
inversion
inversion
doubling
inversion
spectrum
invert
inverted
(alkali) doublet
inverted
fine structure
inverted
image
inverted
multiplet
inverting
eyepiece
inverting
prism
inverting
telescope
radar
investigation
investigation
of shape of pivots
stellar
investigations
invisible
meteor
invisible
radiation
invisible
radio star
invisible
sunspot
inward
intensity
inward
motion
inward
stream
intensity ratio
in
Zeeman components
parallax
in
zenith distance
population
I
object
sodium
iodide
detector
silver
iodide
emulsion
iodopsin
hydrogen-like
ion
ionic
binding
ionic
bond
ionic
density
ionicity
ionic
radius
ionic
state
ionic
term
ionic
trap
state of
ionization
ionization
chamber
ionization
continuum
ionization
drift
ionization
energy
ionization
equation
ionization
equilibrium
Saha's
ionization
formula
ionization
front
ionization
gage
ionization
level
ionization
limit
ionization
potential
ionization
pulse
ionization
state
ionization
temperature
doubly
ionized
ionized
air
ionized
atom
ionized
calcium
ionized
column
ionized
gas
ionized
hydrogen
ionized
hydrogen cloud
ionized
hydrogen region
ionized
sphere
ionized
trail
ionizing
efficiency
ionizing
radiation
ionogram
Venusian
ionosphere
ionosphere
irregularities
ionosphere
refraction
ionospheric
absorption
ionospheric
attenuation
ionospheric
condition
ionospheric
current
sudden
ionospheric
disturbance
ionospheric
drift
ionospheric
eclipse
ionospheric
effects
ionospheric
electron content
ionospheric
extinction
ionospheric
F
ionospheric
irregularities
ionospheric
reflection
ionospheric
refraction
ionospheric
scintillation
ionospheric
sounding
ionospheric
storm
ionospheric
storminess
ionospheric
temperature
ionospheric
wind
I
population
Type
I
(population) stars
type
I
(radio) burst
Mark
I
radio telescope
H
I
radio waves
iraser
H
I
region
iris
iris
aperture
iris
diaphragm
iris-diaphragm
cover of mirror
iris
photometer
iron
iron
meteorite
irradiance
irradiation
zero air-mass solar spectral
irradiation
curve
IR-ray
picture
irreducible
representation
irregular
doublet
irregular
doublet law
irregular
galaxy
refraction in
irregularities
irregularity
irregularity
in speed of rotation
irregular
nebula
irregular
refraction
irregular
variables
Isaac
Newton Group
island
universe
ISO
isochasms
isochromatic
emulsion
isoelectronic
molecule
isoelectronic
sequence
isoelectronic
spectrum
isolated
burst
isomeric
nucleus
ISO
number
visual
isophotes
isophotes
of source
isophote
wavelength
isoplanatic
patch
isorotation
isostatic
compensation
isotope
abundance of
isotopes
isotope
shift
isotopic
effect
isotopic
molecule
isotropic
body
isotropic
case
isotropic
component of background radiation
isotropic
distribution
isotropic
plasma
isotropic
radiation
isotropic
radiator
isotropic
scattering
isotropic
universe
isotropy
isotropy
of cosmic rays
isotropy
of radio stars
population
I
star
type
I
storm
Type
I
supernova
I
system
type
IV
continuum
type
IV
emission
type
IV
event
type
IV
(radio) burst
IV
(
IV
)
(
IV
)
(
IV
)
(
IV
)
I-
() ()
I
()
I
()
I
|
|
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, ? :
info@astronet.ru