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A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
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U
V
W
X
Y
Z
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| Description | alt | broader | narrower | related |
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UBVRIJKL PHOTOMETRY (UbvrijklPhotometry)
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UBVRI photometry
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BROAD BAND PHOTOMETRY
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JOHNSON PHOTOMETRY
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U GEMINORUM STARS (UGeminorumStars)
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dwarf novas
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CATACLYSMIC VARIABLE STARS
,
CLOSE BINARY STARS
,
ERUPTIVE BINARY STARS
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SS CYGNI STARS
,
SU URSAE MAJORIS STARS
,
SX ARIETIS STARS
,
WZ SAGITTAE STARS
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ACCRETION DISKS
,
AM CANUM VENATICORUM STARS
,
EMISSION LINE STARS
,
UV PERSEI STARS
,
UX URSAE MAJORIS STARS
,
X RAY BINARY STARS
,
Z CAMELOPARDALIS STARS
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ULTRAVIOLET (Ultraviolet)
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uv
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Combine with other terms
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ULTRAVIOLET ASTRONOMY (UltravioletAstronomy)
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uv astronomy
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SPACE ASTRONOMY
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BALLOON BORNE INSTRUMENTS
,
ROCKET BORNE INSTRUMENTS
,
SATELLITE BORNE INSTRUMENTS
,
SPACE OBSERVATORIES
,
ULTRAVIOLET TELESCOPES
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ULTRAVIOLET BACKGROUND (UltravioletBackground)
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BACKGROUND RADIATION
,
ULTRAVIOLET RADIATION
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GAMMA RAY BACKGROUND
,
MICROWAVE BACKGROUND
,
RADIO BACKGROUND
,
X RAY BACKGROUND
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ULTRAVIOLET CAMERAS (UltravioletCameras)
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CAMERAS
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ULTRAVIOLET COLORS (UltravioletColors)
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ULTRAVIOLET PHOTOMETRY
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A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
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U
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X
Y
Z
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| Description | alt | broader | narrower | related |
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ULTRAVIOLET CONTINUUM (UltravioletContinuum)
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CONTINUUM RADIATION
,
ULTRAVIOLET RADIATION
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ULTRAVIOLET DETECTORS (UltravioletDetectors)
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DETECTORS
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PHOTOMETERS
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ULTRAVIOLET EXCESS STARS (UltravioletExcessStars)
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uv excess stars
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RW AURIGAE STARS
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METAL DEFICIENT STARS
,
METAL POOR STARS
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ULTRAVIOLET EXTINCTION (UltravioletExtinction)
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ATMOSPHERIC EXTINCTION
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In earth's atmosphere.
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ULTRAVIOLET FILTERS (UltravioletFilters)
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INTERFERENCE FILTERS
,
OPTICAL FILTERS
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ULTRAVIOLET LINES (UltravioletLines)
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SPECTRAL LINES
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LINE SPECTRA
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ULTRAVIOLET LUMINOSITY (UltravioletLuminosity)
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LUMINOSITY
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ULTRAVIOLET PHOTOGRAPHY (UltravioletPhotography)
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PHOTOGRAPHY
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CAMERAS
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ULTRAVIOLET PHOTOMETRY (UltravioletPhotometry)
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BROAD BAND PHOTOMETRY
,
MEDIUM BAND PHOTOMETRY
,
PHOTOMETRY
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U MAGNITUDE
,
ULTRAVIOLET COLORS
,
ULTRAVIOLET RADIATION
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ULTRAVIOLET RADIATION (UltravioletRadiation)
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ultraviolet light
|
ELECTROMAGNETIC WAVES
,
RADIATION
|
EXTREME ULTRAVIOLET RADIATION
,
FAR ULTRAVIOLET RADIATION
,
NEAR ULTRAVIOLET RADIATION
,
ULTRAVIOLET BACKGROUND
,
ULTRAVIOLET CONTINUUM
|
BLACK BODY RADIATION
,
CERENKOV RADIATION
,
LINE BLANKETING
,
LYMAN CONTINUUM
,
LYMAN SERIES
,
ULTRAVIOLET PHOTOMETRY
,
ULTRAVIOLET SPECTROGRAPHS
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A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
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U
V
W
X
Y
Z
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| Description | alt | broader | narrower | related |
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ULTRAVIOLET SOURCES (UltravioletSources)
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ultraviolet objects
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EARLY TYPE STARS
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ULTRAVIOLET SPECTROGRAPHS (UltravioletSpectrographs)
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SPECTROGRAPHS
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ULTRAVIOLET RADIATION
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ULTRAVIOLET SURVEYS (UltravioletSurveys)
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SURVEYS
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CATALOGS
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ULTRAVIOLET TELESCOPES (UltravioletTelescopes)
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SPACE TELESCOPES
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ULTRAVIOLET ASTRONOMY
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U MAGNITUDE (UMagnitude)
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APPARENT MAGNITUDES
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JOHNSON PHOTOMETRY
,
ULTRAVIOLET PHOTOMETRY
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UMBRA (Umbra)
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ECLIPSES
,
LUNAR ECLIPSE
,
PENUMBRA
,
SOLAR ECLIPSE
,
SUNSPOTS
,
TOTAL ECLIPSES
,
WILSON EFFECT
,
ZONE OF TOTALITY
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UNITS (Units)
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METROLOGY
,
SYMBOLS
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Of measurement.
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UNIVERSAL TIME (UniversalTime)
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TIME
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CIVIL TIME
,
EPHEMERIS TIME
,
MEAN SOLAR TIME
,
SOLAR DAY
,
YEAR
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UNIVERSE (Universe)
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cosmos
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COSMOGONY
,
COSMOLOGY
,
LARGE SCALE STRUCTURE
,
METAGALAXY
|
See also under COSMOLOGY
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UNSHARP MASKING (UnsharpMasking)
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PHOTOGRAPHIC PROCESSING
,
PHOTOGRAPHY
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A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
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U
V
W
X
Y
Z
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| Description | alt | broader | narrower | related |
|---|
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UPPER ATMOSPHERE (UpperAtmosphere)
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AURORAS
,
EARTH ATMOSPHERE
,
EXOSPHERE
,
IONOSPHERE
,
MAGNETOSPHERE
,
MESOSPHERE
,
THERMOSPHERE
,
VAN ALLEN RADIATION BELTS
|
Earth's atmosphere.
|
| |
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UPSILON SAGITTARII STARS (UpsilonSagittariiStars)
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|
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ECLIPSING BINARY STARS
|
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URCA PROCESSES (UrcaProcesses)
|
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NUCLEAR REACTIONS
|
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UU HERCULIS STARS (UuHerculisStars)
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CATACLYSMIC VARIABLE STARS
|
|
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UV CETI STARS (UvCetiStars)
|
|
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FLARE STARS
,
VARIABLE SOURCES
|
|
FLASH STARS
|
| |
|
UV PERSEI STARS (UvPerseiStars)
|
|
|
|
CATACLYSMIC VARIABLE STARS
|
|
U GEMINORUM STARS
|
| |
|
UX URSAE MAJORIS STARS (UxUrsaeMajorisStars)
|
|
|
nova like variable stars
|
CATACLYSMIC VARIABLE STARS
,
ERUPTIVE BINARY STARS
|
|
SU URSAE MAJORIS STARS
,
U GEMINORUM STARS
,
WHITE DWARF STARS
,
Z CAMELOPARDALIS STARS
|
| |