mirror |
back |
|
back focal length |
|
back focus |
|
Back-Goudsmit effect |
thermal |
background |
|
background brightness |
|
background (brightness) temperature |
|
background component |
|
background continuous background of radiation |
|
background continuum |
|
background cosmic radiation |
|
background elimination |
galactic |
background emission |
|
background fluctuation |
|
background galactic noise |
|
background intensity |
|
background level |
|
background noise |
|
background observations |
|
background of cosmic radiation |
|
background of emission |
|
background of extragalactic sources |
general |
background of galactic radiation |
background continuous |
background of radiation |
|
background of radio radiation |
galactic |
background radiation |
|
background radio waves |
|
background sky |
|
background star |
|
background stars |
|
background subtraction |
|
back illuminated CCD |
|
backlash |
|
back lens |
|
back of the Moon |
mirror |
back pad |
|
Back-Paschen effect |
|
back scattering |
|
backscatter(ing) |
|
back support |
|
back support assembly |
|
back support pad |
three |
back-support points |
|
backward lobe |
|
backward movement |
seeing very |
bad |
|
Badger's equation |
|
bad seeing |
|
baffle |
|
Bahner discontinuity |
|
Baily's beads |
|
bake |
|
Baker meteor camera |
|
Baker-Nunn |
|
Baker-Nunn camera |
|
Baker reflector-corrector |
|
Baker-Schmidt |
|
Baker-Schmidt camera |
|
baking |
color |
balance |
detailed |
balancing |
dome |
balcony |
|
Baldet-Johnson bands |
fire |
ball |
|
ball and claw mounting |
preloaded |
ball bearing |
|
Ballik-Ramsay band |
|
ball mounting |
|
balloon |
|
balloon astronomy |
|
balloon-borne |
|
balloon-borne apparatus |
|
balloon-borne telescope |
|
balloon flight |
|
balloon observations |
|
Balmer absorption continuum |
|
Balmer alpha line |
|
Balmer continuum |
|
Balmer decrement |
|
Balmer discontinuity |
|
Balmer emission continuum |
|
Balmer formula |
|
Balmer jump |
|
Balmer law |
|
Balmer limit |
|
Balmer lines |
|
Balmer series |
Canada |
balsam |
|
balun |
wave |
band |
|
band edge |
|
band(ed) spectrum |
|
band envelope |
wide |
band filter |
|
band fluorescence |
|
band head |
scheme of |
band heads |
|
banding |
|
band lamp |
|
band of obscuring matter |
|
band of totality |
|
band origin |
receiver |
band pass |
|
band pass filter |
|
bandpass filter |
wide |
band photometry |
|
band profile |
emission |
band progression |
hading of |
bands |
|
band scheme |
limit of |
band series |
|
bandshape |
electronic |
band spectrum |
|
band splitting |
|
band strength |
|
band system |
|
band width |
coherence |
bandwidth |
|
band without head |
Jodrell |
Bank |
Green |
Bank radio telescope |
central |
bar |
|
barely discernible |
|
Barlow lens |
|
barn door mounting |
|
barrage photocell |
|
barred spiral |
|
barred spiral galaxy |
|
barrel distortion |
passage through potential |
barrier |
|
barrier film |
|
barrier-layer cell |
|
barrier-layer photocell |
|
barrier-layer photoeffect |
|
Bartels' diagram |
|
baryon star |
|
baryon star model |
paper |
base |
ground |
based astronomy |
|
base level |
|
base line |
direction of |
baseline |
very long |
base-line interferometry |
long |
baseline observations |
|
base of chromosphere |
|
base of prominence |
|
basic component |
reflecting mercury |
basin |
stop |
bath |
solar |
battery |
|
battery supply |
|
Baumbach formula |
revised |
Baumbach-formula |
geomagnetic |
bay |
|
Bayer name |
|
B-component |
каталог |
BD |
|
BD catalog |
|
BD star |
|
beaded structure |
Baily's |
beads |
pencil |
beam |
|
beam efficiency |
pencil |
beam instrument |
pencil |
beam interferometer |
|
beam-limiting aperture |
|
beam-limiting device |
electron |
beam parametric amplifier |
|
beam pattern |
atomic |
beam resonance spectroscopy |
pencil |
beam scan |
|
beam shape |
|
beamshape |
|
beam splitter |
|
beam width |
half-power |
beamwidth |
|
beam width to half-power |
upper polar(-axis) |
bearing |
polar(-axis) |
bearings |
Big |
Bear solar observatory |
|
beat period |
lava |
bed |
|
Beer-Lambert law |
|
Beer's law |
|
before day |
noise |
behind the signal |
|
Beijing observatory |
|
bell metal |
radiation |
belt |
|
belt Jupiter's van Allen type belts |
|
belt of galactic emission |
|
belt of radiation |
|
belt of the Milky Way |
van Allen |
belts |
photometric |
bench |
|
bending |
|
bending force constant |
|
bending vibration |
|
Beral |
|
Bergmann series |
|
Besselian date |
|
Besselian day numbers |
|
Besselian (fictitious) year |
|
Bessel's day numbers |
|
best fit |
|
β |
|
β Canis Majoris star |
|
β Lyrae βs |
|
β particles |
|
beta particles |
|
beta rays |
β Lyrae |
βs |
|
β-частицы |
interactions |
between galaxies |
line to |
be washed out |
absorption |
beyond the series limit |
|
biassed error |
|
biconcave |
|
bi-concave lens |
|
biconcave lens |
|
biconvex |
|
bi-convex lens |
|
biconvex lens |
|
bifilar |
|
bi-filar micrometer |
|
bifurcate |
|
bifurcated F |
|
Big Bear solar observatory |
close |
binaries |
visual |
binary |
|
binary combination head |
|
binary digit |
|
binary star |
close |
binary stars |
close |
binary system |
ionic |
binding |
|
binding electron |
|
binding energy |
|
binning |
|
binocular |
|
binocular eyepiece |
stabilized |
binoculars |
large |
binocular telescope |
|
binocular vision |
|
bipolar |
|
bipolar group |
|
bipolar magnetic region |
|
bipolar spot |
|
bipolar sunspot |
|
birefringence |
|
birefringent |
|
birefringent crystal |
|
birefringent filter |
|
Birge-Hopfield bands |
|
birth of spot |
|
bisect |
|
bisecting |
photoelectric |
bisecting device |
|
bit |
|
black |
|
black-and-white |
|
black and white film |
|
black-and-white image |
|
black body |
apparent |
(blackbody) disk temperature |
|
blackbody disk temperature |
|
black-body laws |
|
black-body photocell |
|
black-body radiation |
|
black body temperature |
|
black drop |
|
blackening |
|
black glass |
polar cap |
blackout |
|
black polyethylene |
Victor |
Blanco telescope |
mirror |
blank |
air |
blanket |
|
blanket effect |
line |
blanketing |
|
blanketing effect |
to |
blanket in heat |
|
blanking gate photocell |
|
blaze |
|
blaze angle |
амплитудная (дифракционная) решётка |
"blazed" |
|
blazed grating |
|
blazing of grating |
|
bleb |
|
blend |
|
blended feature |
|
blind |
|
blinding |
solar |
blind photomultiplier |
|
blind spot |
|
blink |
|
blink comparator |
|
blink-comparator |
|
blink-microscope |
|
blocking filter |
|
blooming |
|
blotches |
|
blrefringent prism |
in the |
blue |
|
blue dwarf |
|
blue giant |
|
blue moon |
|
blue region |
|
blue-sensitive |
|
blue-sensitive plate |
|
blue shift |
|
blue star |
|
blue stragglers |
|
blur |
|
blurred |
|
blurred image |
|
blurring |
|
blurring effect |
|
B-magnitude |
|
Bode's law |
black |
body |
black |
body temperature |
|
body under observation |
|
bofometric luminosity |
|
Bohr-Coster diagram |
|
Bohr frequency condition |
|
Bohr magneton |
|
Bohr model |
|
Bohr orbit |
|
Bohr's building-up principle |
|
Bohr theory |
|
boiling-off |
|
boil off |
giant |
bolide |
Osservatorio di |
Bologna |
tuned |
bolometer |
|
bolometric |
|
bolometric correction |
|
bolometric magnitude |
|
Bolshoj telescop azimutalnyi |
|
Boltzmann distribution |
|
Boltzmann factor |
|
Boltzmann's constant |
|
Boltzmann's equation |
|
Boltzmann statistics |
|
bomb |
meteor(it)ic |
bombardment |
solar |
bombs |
ionic |
bond |
|
bond angle |
|
bond energy |
hydrogen |
bonding |
|
bonding electron |
|
bonding orbital |
valence |
bond method |
|
bond order |
|
Bonner Durchmusterung catalog |
aurora |
borealis |
R Coronae |
Borealis star |
R Coronae |
(Borealis) variables |
|
borosilicate glass |
|
Bose(-Einstein) statistics |
|
Bouguer's law |
magnetospheric |
boundary |
|
boundary conditions |
|
boundary temperature |
|
boundary Value |
completely |
bound atom |
|
bound-bound absorption |
|
bound-bound transition |
|
boundedness of solution |
|
bound electron |
|
bound-free absorption |
|
bound-free transition |
|
bound level |
|
bound state |
|
Bouwers telescope |
paraboloid |
bowl |
error |
box |
|
box section of tube |
Poisson |
brackets |
|
Brackett limit |
|
Brackett series |
|
Bragg spectrometer |
|
brain |
|
braking radiation |
zero |
branch |
satellite |
branches |
|
branching rule |
natural |
breadth |
|
break-circuit wheel |
|
breaking-off of band system |
|
breaking-up |
auroral |
breakup |
|
breathing vibration |
thermal |
bremsstrahlung |
|
bremsstrahlung emission |
|
bremsstrahlung radiation |
Osservatorio di |
Brera |
|
Brewster fall |
light |
bridge |
|
bridging arm of luminous matter |
|
bright |
|
bright bridge |
|
bright central core |
|
bright core |
|
bright emission component |
|
brighten |
limb |
brightening |
|
brightening of flare |
|
brightening of plage |
the |
brightest stars |
|
bright fireball |
|
Bright hydrogen flocculus |
|
bright line |
|
bright meteor |
|
bright nebula |
map of radio |
brightness |
|
brightness coefficient |
|
brightness contours |
|
brightness discrimination |
source |
brightness distribution |
|
brightness distribution across the source |
|
brightness distribution across the Sun |
|
brightness distribution of radio disk |
|
brightness increment |
|
brightness perception |
equal |
brightness photometer |
|
brightness ratio |
|
brightness response |
background |
(brightness) temperature |
surface |
brightness temperature |
radio |
brightness temperature distribution |
|
brightness threshold |
|
brightness variation |
|
bright point |
|
bright radio star |
system of |
bright rays |
|
bright ring |
|
bright source |
|
bright star |
Yale |
bright star catalog |
greatest |
brilliance |
|
brilliancy |
Journal of |
British Astronomical Association |
|
British Interplanetary Society |
|
broad-band |
|
broad-band continuum |
|
broadband emission |
|
broad band photometry |
|
broadband radiation |
|
broaden |
turbulence |
broadening |
|
broadening by damping |
|
broadening mechanism |
|
broad "halo" |
|
broad side array |
|
broadside array |
|
broadside array of dipoles |
|
broadside array of half-wave dipoles |
|
broad wings |
de |
Broglie wavelength |
silver |
bromide emulsion |
silver |
bromide grain |
|
brush contact |
|
B-star |
|
BTA |
|
B-type star |
|
bubbles |
light |
bucket |
PZT |
building |
|
building-up principle |
equatorial |
bulge |
|
bulge of the Earth |
tidal |
bulges |
|
bulk of galactic radiation |
Information |
Bulletin on Variable Stars |
|
bundle |
|
bundle of light |
law of |
Bunsen and Roscoe |
|
Bunsen photometer |
Central |
Bureau for Astronomical Telegrams |
|
Burger-Dorgelo sum rule |
unpolarized |
burst |
storm and |
burst component |
emission |
burst emission |
|
burst from Jupiter |
|
burst length |
|
burstlike |
|
burst of radiation |
|
burst of radio emission |
|
burst of radio waves |
|
burst of solar noise |
|
burst of X-rays |
|
burst radiation |
noise storm and |
bursts |
|
burst source |
|
burst source region |
|
bursty Sun |
|
bushes |
|
Butler matrix |
|
butterfly diagram |
показатель цвета |
B-V |
звёздная величина U, |
B, V |
|
B-V color index |
U, |
B, V magnitude |
broadening |
by damping |
|
by day |
apparent rotation |
by refraction of field |
power radiated |
by source |
occupation |
by the Moon |
|
Byurakan astrophysical observatory |