List of all UCDs
AT Atomic Data
AT_COLL Atomic Collisional Quantities
AT_COLL_EXCIT-RATE Collisional Excitation Rate
AT_COLL_STRENGTH Collisional strength
AT_CONFIG Electronic Configuration
AT_CONSTANT Atomic Constant
AT_DAMPING Damping Quantities, like natural damping, van der waals damping, ...
AT_DATA Various Atomic data
AT_DEGENERACY Atomic Degeneracy Parameter
AT_DIPOLE Atomic Dipole
AT_DIPOLE_MISC Atomic Dipole
AT_DIPOLE_MOMENT Atomic Dipole Momentum
AT_EIGENVECTOR Atomic Eigenvector
AT_ELEC-COEFF Atomic Electric Coefficient
AT_ELEMENT Atomic Element Name or number, eventually with ionization stage
AT_EMISSIVITY Atomic Emissivity
AT_ENERGY Atomic Energy or Potential
AT_ENERGY_BAND Atomic (molecular) Energy Band
AT_ENERGY_DIFF Energy difference between experimental and calculated quantities
AT_ENERGY_EXCIT Excitation Energy
AT_ENERGY_IONIZ Ionization Energy or Potential
AT_ENERGY_LEVEL Energy Level
AT_ENERGY_FORMATION Formation energy (or heat for molecules)
AT_ENERGY_POTENTIAL Atomic Energy or Potential
AT_ENERGY_ROTATION Rotation Energy
AT_ENERGY_TOTAL Total atomic energy
AT_FREQUENCY Transition Frequency
AT_FREQUENCY_NU Transition Frequency at rest
AT_FREQUENCY_ROTAT Rotation Frequency
AT_FS Fine Structure Quantities
AT_FS_COLL-STR Fine Structure Collision Strength
AT_FS_CONSTANT Fine Structure Constant
AT_FS_CONTRIB Fine Structure Contribution to Line Profile
AT_FS_SPLIT Fine Structure Splitting
AT_GA Atomic ga value
AT_INTENSITY Line Intensity
AT_ION Ions
AT_ION_ID Ion Identification
AT_ION_STAGE Ionization Stage
AT_LANDE-FACT Lande Factor (gf)
AT_LEVEL Level Identification
AT_LIFETIME Radiative Lifetime
AT_LINE Atomic or Molecular Lines
AT_LINE_EMISSIVITY Line Emissivity
AT_LINE_FLUOR-YIELD Line Fluorescence Yield
AT_LINE_ID Line Identification
AT_LINE_STRENGTH Line Strength
AT_MAIN-TERM Main Term
AT_MOL Quantities Related to Molecules
AT_MOL_DIEL-FN Molecular Dielectric Function
AT_MOL_DISS-ENRGY Molecular Dissociation Energy
AT_MOL_ID Molecule Identification
AT_MOL_LEVEL Molecule Transition Level
AT_MULTIPLET Quantities Related to Multiplets
AT_MULTIPLET_ID Multiplet Identification
AT_MULTIPLET_N Multiplet Number element
AT_NUMBER Atomic Number
AT_OSC Oscillator Related Quantities
AT_OSC_STRENGTH Oscillator Strength
AT_PARITY Atomic Parity
AT_Q-N Atomic Structure, Quantum Numbers
AT_Q-N_ANG-MOM Angular Momentum Quantum Number
AT_Q-N_K K quantum number
AT_Q-N_MISC Atomic Structure Quantum Number
AT_Q-N_ORBITAL Orbital Quantum Number
AT_Q-N_PRINCIPAL Principal Quantum Number
AT_Q-N_PRINCIPAL_FIRST First Principal Quantum Number
AT_Q-N_PRINCIPAL_SECOND Second Principal Quantum Number
AT_Q-N_ROTATIONAL Rotational Quantum Number
AT_Q-N_TORSIONAL Torsional Quantum Number
AT_Q-N_VIBRATIONAL Vibrational Quantum Number
AT_REACTION Atomic Reaction
AT_SHELL-NUMBER Shell Quantum Numbers
AT_SPECIES Atomic Species Participating in a Reaction
AT_STARK Stark Effect
AT_STARK_BROAD Broadening due to Stark Effect
AT_STARK_INTENSITY Intensity due to Stark Effect
AT_STAT-WEIGHT Statistical Weight
AT_STRENGTH-PARAM Strength Parameter or Expect Width
AT_TRANS Quantities Related to Transitions
AT_TRANS_BRNCH-RATIO Transition Branching Ratio
AT_TRANS_ENERGY Transition Energy (or wavenumber)
AT_TRANS_ID Transition Identification
AT_TRANS_LEVELS Transition Level
AT_TRANS_MISC Parameter or Descriptor of a transition
AT_TRANS_PROB Transition Probability
AT_TRANS_STRENGTH Transition Strength
AT_TRANS_TYPE Transition Type
AT_TRANS_RECOMBIN Recombination coefficients in atomic transitions
AT_WAVELENGTH Laboratory or Theoretical Line Wavelength
AT_WEIGHT Atomic Weight
CLASS Various Classification Descriptors
CLASS_BRIGHT Brightness class or code
CLASS_CODE Classification Code
CLASS_COLOR Color Classification
CLASS_DISTANCE Abell Distance Class
CLASS_MISC Various Classification Descriptors
CLASS_OBJECT Object Type Classification
CLASS_RICHNESS Abell Richness Class
CLASS_STAR/GALAXY Star galaxy discriminator or classification, typically the stellarity index given by SExtractor
CLASS_STRUCT Structure Classification (e.g. cluster Bautz-Morgan classification)
CODE Codes or Flags
CODE_ERROR Flag denoting uncertainty about a given quantity
CODE_LIMIT Lower or Upper limit Flag
CODE_MEMB Membership Code
CODE_MISC Miscellaneous Codes or Flags
CODE_MULT Codes related to Multiplicity (particularly stars)
CODE_MULT_FLAG A code or flag indicating a multiplicity of binarity
CODE_MULT_FREQUENCY Multiplicity Frequency Code
CODE_MULT_INDEX Multiplicity Index Code
CODE_QUALITY Quality Code
CODE_VARIAB Variability Code or Flag
DATA Quantities Related to the Data
DATA_FACTOR-EXP Scale Factor Exponent (Base 10)
DATA_LINK Link to additional data (in VizieR or any other database)
DATA_MAXIMUM Maximum data value found in a database column
DATA_SCALE-FACTOR Factor to Convert a Data Column to a normal value
DATA_SIZE Data size
DATA_TYPE Data Type
DYN Dynamic Data Quantities (mixed column content)
DYN_QUANTITY Used when a Column means more than one thing.
DYN_VALUE Identification of a Dynamic Value
ERROR Error or Uncertainty in Measurements (including the error ellipses)
EXTENSION Quantities used to describe the extension in the sky of objects
EXTENSION_AREA Angular Area Covered by an Object
EXTENSION_DEC Angular Extension in Declination
EXTENSION_DIAM Angular Diameter or Size of the Major Axis
EXTENSION_FWHM Angular Full Width at Half Maximum (FWHM)
EXTENSION_FWHM_CIRC Angular Full Width at Half Maximum (FWHM)
EXTENSION_FWHM_MAJ Angular FWHM along the Major Axis
EXTENSION_FWHM_MIN Angular FWHM along the Minor Axis
EXTENSION_MISC Angular Size along some direction, e.g. galactic plane
EXTENSION_MIN Angular Diameter of an object along the Minor Axis
EXTENSION_NORM Angular diameter normalized to beam size
EXTENSION_RA Angular extension in right ascension
EXTENSION_RAD Angular radius of an object or Semi-major axis
EXTENSION_SC-LENGTH Angular Scale Length (bulge or disk)
EXTENSION_SMIN Angular size of Semi-Minor Axis
FIT Fits of Models to Observational Data
FIT_ERROR Fit Error
FIT_GOODNESS Fit Goodness
FIT_ID Identification of the fit or solution
FIT_LF Fit of Luminosity Function
FIT_LF_GENERAL Fit of Luminosity Function
FIT_LF_MAG Magnitudes related to the LF
FIT_LF_MAG_MAX Magnitude interval upper limit
FIT_LF_MAG_MIN Magnitude interval lower limit
FIT_PARAM Fit Parameter
FIT_PARAM_ID Fit Parameter Identification
FIT_PARAM_VALUE Miscellaneous fit parameters
FIT_PARAM_COVAR Covariance of the fitting parameter
FIT_RATIO Ratio of Measurement to Theoretical Value
FIT_RESIDUAL Fit Residual
FIT_CHI2 Chi-square Fit Measurement
FIT_STDEV Fit's Standard Deviation
FIT_TYPE Fit or Solution Type
FIT_ZP Fit Zero Point (mostly in linear fits)
ID Fields Used as Identifiers
ID_ALTERNATIVE Alternative identification
ID_AREA Area Identification (usually in a photographic plate)
ID_ASSOCIATED Identification of Associated Object (counterpart)
ID_AUTHOR Author Name
ID_CANDIDATE Candidate Identification
ID_CATALOG Catalog Identification
ID_CHART Finding Chart Identification
ID_COMPARISON Name of a Comparison Object
ID_CONSTEL Constellation Name
ID_CROSSID Cross Identification (counterpart)
ID_DATABASE Database Identification
ID_DATASET Data-Set Identification
ID_EXPOSURE Exposure Identification
ID_FIBER Fiber Optics Identification (for M.O.S.)
ID_FIELD Field Identification
ID_FIGURE Figure Identification Number
ID_FILE File Identification
ID_FRAME Frame Identification
ID_GROUP Group Identification
ID_HUMAN Identification of Discoverer or Observer
ID_IDENTIFIER Identification of a source or object, incomplete or for internal use.
ID_IMAGE Image Identification
ID_MAIN Main Identifier of a Celestial Object
ID_MAIN:1 First component of an identification field.
ID_MAIN:2 Second component of an identification field.
ID_MAIN:3 Third component of an identification field.
ID_MAP Map Identification
ID_NUMBER Numeric Identification (usually sequential)
ID_PARAM Identification or name of a parameter, or the name of a column in a table
ID_PARENT Parent Identification (galaxy, cluster, nebulae)
ID_PLATE Plate Identification
ID_REGION Region or Zone Identification (not necessarily sky region)
ID_SET Set or Subset Identification, also bin or sample number
ID_SLIT Slit Identification (usually in the context of M.O.S.)
ID_SURVEY Survey Identification
ID_TABLE Table Identification
ID_TARGET Target Identifier
ID_VARIAB Variable Object Identification
ID_VERSION Identification of the software version.
INST Instrumental Quantities
INST_ANG Angular Properties of the Instruments/Telescopes
INST_ANG_OFFAXIS Off-axis angle respect to main direction of observation
INST_ANG_PHASE Satellite phase angle
INST_ANG_RESOL Angular resolution of instrument
INST_ANG_VEL Satellite angular velocity
INST_ANTENNA-TEMP Antenna temperature
INST_APERT Instrument/telescope aperture
INST_AREA Collecting area or detector area
INST_BACKGROUND Background contribution
INST_BAND Instrumental Band quantities
INST_BAND_DRIFT Band's drift rate
INST_BAND_PASS Bandpass
INST_BANDWIDTH Spectral window used for the observation
INST_BASELINE Baseline (interferometry)
INST_BEAM Beam properties
INST_BEAM_MISC Miscellaneous beam properties
INST_BEAM_SIZE Beam width or size
INST_BEAM_TEMP Beam temperature (measure of radio flux)
INST_CALIB Instrument calibration quantities
INST_CALIB_ERROR Instrument calibration error
INST_CALIB_MISC Miscellaneous instrument calibration quantities
INST_CALIB_PARAM Calibration parameter
INST_CORR-FACTOR Correction (no only correction factor)
INST_DET Detector parameters
INST_DET_LIMIT Detector limit
INST_DET_MISC Miscellaneous quantities related to the detector (plate or CCD)
INST_DET_SIZE Detector size
INST_DISPERSION Dispersion scale in a spectrograph (number of channels in radio)
INST_EFFICIENCY Instrument efficiency
INST_ERROR Errors associated to the instrument
INST_FILTER Filter characteristics
INST_FILTER_CODE Filter characteristics type/code
INST_FILTER_FWHM FWHM of the used filter (also bandpass)
INST_FILTER_TRANSM Transmission characteristics of the filter (response)
INST_ID Instrument/Detector Identification
INST_LINE-WIDTH Instrumental Line-Width
INST_NOISE Detector/Instrument noise level rms
INST_PARAM Various Instrumental Parameters
INST_PIXSIZE Pixel Size
INST_PLATE Quantities related to Photographic Plates
INST_PLATE_DIMENSION Size or plate dimension
INST_PLATE_DIST Distance measurement on a plate
INST_PLATE_EMULSION Plate Emulsion Type
INST_PLATE_EXTENSION Extension of an object in a plate (in plate units)
INST_POS Position on a detector or M.O.S template
INST_PRECISION Instrumental Precision
INST_PSF Detector's Point Spread Function (PSF)
INST_QE Detector's Quantum Efficiency
INST_S/N Instrumental signal to noise ratio (S/N)
INST_SAMP-TIME Instrumental Sampling Time
INST_SCALE Instrumental Scale (ccd or plate)
INST_SEEING Seeing or fwhm of PSF
INST_SENSITIVITY Detector's Sensitivity (Flux limit)
INST_SETUP Instrument configuration or setup
INST_SKY Instrumental Sky Properties
INST_SKY_LEVEL Local Sky Level
INST_SKY_TEMP Sky Temperature
INST_SKY_SIGMA Sigma of sky value distribution
INST_SPECT Spectroscopic instruments' quantities
INST_SPECT_BAND Spectroscopic observation band
INST_SPECT_CODE Spectroscopic instrument specification (prism, grism, grating)
INST_SPECT_ORDER Spectral Order
INST_SPECT_SLIT-LENGTH Slit Length
INST_SPECT_SLIT-WIDTH Slit Width
INST_TEMP Instrument Temperature (radio regime)
INST_TEMP_SYST System Temperature
INST_TRIGGER Detector's triggering Threshold
INST_TYPE Instrument Type
INST_VELOC Velocity Quantities at the Instrumental Level
INST_VELOC_CENTRAL Instrumental Central Velocity
INST_VELOC_SPACING Instrumental Velocity Channel Spacing
INST_VELOC_WINDOW Detector's Velocity Range
INST_WAVELENGTH Observation's Wavelength properties
INST_WAVELENGTH_COVERAGE Instrument's Wavelength Range
INST_WAVELENGTH_EFFECTIVE Observation's Effective Wavelength
INST_WAVELENGTH_VALUE Wavelength related to an instrument, filter, etc.
LUNAR-OCCULT Lunar Occultation related quantities
LUNAR-OCCULT_ANGLE Lunar Occultation Contact Angle
LUNAR-OCCULT_FRACTION Percentage of the moon illuminated during the time of occultation
LUNAR-OCCULT_LIMB-SLOPE Lunar Occultation Limb Slope
MODEL Quantities generated by Models
MODEL_CONTINUUM Continuum level
MODEL_CORRECTION Correction or adjustment
MODEL_DRIFT-VELOC Terminal drift velocity
MODEL_DYN-TRIAX Dynamical triaxiality
MODEL_ENERGY Energy modeled quantities
MODEL_ENERGY_DIST Energy distribution
MODEL_EOS Equation of state
MODEL_EOS_ID Name of used equation of state
MODEL_EXTINCTION Interstellar extinction quantities
MODEL_EXTINCTION_COEFF Interstellar extinction coefficient
MODEL_FEATURE Model Feature
MODEL_FLUX Modeled Flux
MODEL_ID Model Identification
MODEL_LINE-FLUX Model Spectral Line Flux
MODEL_MAG Model-generated Magnitude
MODEL_MAG_CORR Magnitude Correction or Difference
MODEL_MAG_VALUE Magnitude (in any band) generated by a model (or templates)
MODEL_PARAM Model Parameter
MODEL_POP-SYNTHESIS Population Synthesis Quantity
MODEL_RESIDUAL Model Residual
MODEL_RESULT Model Solution Value
MODEL_TYPE Model Type
MODEL_ZEEMAN Zeeman Effect Quantities
MODEL_ZEEMAN_COEFF Zeeman Effect Coefficient
MORPH Morphology of celestial objects
MORPH_ARMS Spiral Arms Structure (galaxies)
MORPH_ARMS_RATIO Ratio of Spiral Arm (galaxies)
MORPH_ARMS_WOUND Wound Parameter of a spiral arm galaxy
MORPH_ASYMMETRY Asymmetry Induced by Rotation
MORPH_BAR Presence or detection of a bar in a galaxy
MORPH_CODE Code refering to a morphological property
MORPH_PARAM Morphological (geometrical) parameter
MORPH_TYPE Morphological Type
NOTE A Note related to a certain quantity or value
NUMBER Number Of ``things'' (stars, observations, etc.)
NUTATION Earth's Nutation Related Quantities
NUTATION_PARAM Nutation Parameter
OBS Observational Quantities
OBS_ANG-SIZE Observational angular size
OBS_BAND Band or Filter used for the observation
OBS_CALIB Calibrations related to observations
OBS_CALIB_CONST Calibration's Constant
OBS_CALIB_FACTOR Calibration conversion factor
OBS_CODE Observation code for observing run
OBS_CONDITIONS Observation condition
OBS_DETECT-LIMIT Detection Limit
OBS_DETECT-SIGNIF Detection Significance or Threshold, frequently expressed by a S/N ratio
OBS_DIFF Observations' offset, difference, or deviation
OBS_DRIFT Positional drift during the observation
OBS_FREQUENCY Frequency of the observation
OBS_ID Observation identification
OBS_LW Observed gaussian line-width
OBS_METHOD Observational Method/Technique
OBS_OTHER Other Measurements
OBS_PARAM Additional Observational Parameters
OBS_PLATE Quantities related to measurements on plates
OBS_PLATE_APERT Plate (Circular) Aperture
OBS_PLATE_EXTENSION Linear diameter of an object measured on a Plate
OBS_PRED/OBS Fraction of predicted to observed quantities
OBS_RUN Observation run
OBS_SIZE Observed size
OBS_SIZE_DEC Observed size in declination
OBS_SLIT Spectroscopic slit properties
OBS_SLIT_OFFSET Slit offset respect to the nucleus of galaxy
OBS_SLIT_ORIENT Slit orientation
OBS_SPECTRUM Spectral observations
OBS_TYPE Type of observation
OBSTY Data on Observatories
OBSTY_ALTITUDE Observatory Altitude
OBSTY_CODE Observatory Code
OBSTY_ID Observatory Identification/Name
ORBIT Orbital elements (planets, double stars, galaxies)
ORBIT_ASC-NODE Longitude of ascending node
ORBIT_DISTANCE Distance, perihelion, or separation between components
ORBIT_ECCENTRICITY Orbital eccentricity
ORBIT_FREQUENCY Orbital frequency (orbital angular velocity)
ORBIT_MEAN-ANOMALY Mean anomaly
ORBIT_P-ASTRON Quantities related to the Periastron
ORBIT_P-ASTRON_ARG Periastron argument or longitude
ORBIT_P-ASTRON_DATE Date of occurance of periastron
ORBIT_P-ASTRON_RATE Rate of periastron advance
ORBIT_P-HELION Perihelion argument or longitude
ORBIT_PARAM Orbital parameter
ORBIT_PERIOD Orbital period
ORBIT_PERIOD_DERIVATIVE Time derivative of orbital period
ORBIT_PHASE-ANGLE Orbital phase angle
ORBIT_RV Orbital radial velocity properties
ORBIT_RV_S-AMPLITUDE Semi amplitude of radial velocity curve
ORBIT_SEPARATION Orbital Separation (angular distance)
ORBIT_SIZE Orbital size
ORBIT_SIZE_RADIUS Orbital radius (binary stars)
ORBIT_SIZE_SMAJ Semi-major axis of the orbit
PHOT Photometry, extending to several wavelength regimes (X to Radio)
PHOT_13C 13 color system (Stellar Applications) GCPD#66
PHOT_13C_33-52 Color index 33-52 (13C)
PHOT_13C_35-52 Color index 35-52 (13C)
PHOT_13C_37-52 Color index 37-52 (13C)
PHOT_13C_40-52 Color index 40-52 (13C)
PHOT_13C_45-52 Color index 45-52 (13C)
PHOT_13C_52 Magnitude 52 (13C)
PHOT_13C_52-110 Color index 52-110 (13C)
PHOT_13C_52-58 Color index 52-58 (13C)
PHOT_13C_52-63 Color index 52-63 (13C)
PHOT_13C_52-72 Color index 52-72 (13C)
PHOT_13C_52-80 Color index 52-80 (13C)
PHOT_13C_52-86 Color index 52-86 (13C)
PHOT_13C_52-99 Color index 52-99 (13C)
PHOT_ABS-MAG Absolute magnitude
PHOT_ABS-MAG_BAND Absolute magnitude in a band, regardless of band
PHOT_ABS-MAG_BOL Bolometric absolute magnitude
PHOT_ATM Earth Atmosphere Parameters Linked to Photometry
PHOT_ATM_AIRMASS Air mass
PHOT_ATM_EXT Atmospheric extinction coefficient
PHOT_BOL Bolometric Quantities
PHOT_BOL_CORR Bolometric correction
PHOT_BOL_FLUX Bolometric Flux
PHOT_BOL_LUMINOSITY Bolometric luminosity
PHOT_BOL_MAG Bolometric magnitude
PHOT_BRIGHTNESS-SLOPE Spatial brightness distribution slope
PHOT_CI Color index in unspecified system
PHOT_CI_OPT Various optical color index
PHOT_CI_UV Various ultra-violet color index
PHOT_CI_102-C220 Color index 102-C220
PHOT_CI_B-R Color index B-r
PHOT_CI_ALPHA Color index based on H-alpha line
PHOT_CI_BETA Color index beta or h-beta (not Stroemgren index)
PHOT_CI_BALMER Color index using the Balmer lines Hgamma or higher
PHOT_CI_B-I Color index B-I from heterogeneous photometric systems
PHOT_CI_B-K Color index B-K from heterogeneous photometric systems
PHOT_CI_B-V Color index B-V in a non-conventional system
PHOT_CI_CN-TIO Color index CN-TiO (Mould filters)
PHOT_CI_CODE Codes associated with color index
PHOT_CI_GB-GV Color index gb-gv
PHOT_CI_GU-GB Color index gu-gb
PHOT_CI_IR Various far IR color indices (e.g. with IRAS bands)
PHOT_CI_IR-OPT Color index Infrared minus optical
PHOT_CI_M-51 Color index M-51
PHOT_CI_R-HALPHA Color index R minus Halpha
PHOT_CI_R-I Color index R-I
PHOT_CI_U-B Color index u-B U-B
PHOT_CI_U-R Color index u-r
PHOT_CI_UNDEF Color index in unspecified system
PHOT_CI_UV-OPT Color index uv minus Optical (UV-OPT)
PHOT_CI_V-I Color index V-I (no standard system specified)
PHOT_CI_V-R Color index V-R (no standard system specified)
PHOT_CI_VIL Various color indices in the Vilnius system
PHOT_CLASS Classification of photometry
PHOT_COLOR Quantities related to color indices
PHOT_COLOR_EXCESS Color excess (not just E(B-V))
PHOT_COUNT-RATE Count rates in several wavelength regimes
PHOT_COUNT-RATE_UV Count rate in ultraviolet
PHOT_COUNT-RATE_X Count rate in x-ray
PHOT_COUNTS Count measured in the detector
PHOT_COUNTS_UV Count from IUE
PHOT_COUNTS_MISC Count measurement in the detector
PHOT_COUNTS_RADIO Counts in radio regime
PHOT_COUNTS_GAMMA Count in gamma-ray regime
PHOT_COUNT-RATE_GAMMA Count rate of gamma photons
PHOT_COUNTS_RATIO Ratio of photon counts, or relative counts.
PHOT_COUNTS_X Counts in X-ray
PHOT_COUS Cousins photometric system GCPD#54
PHOT_COUS_I Cousins magnitude Ic
PHOT_COUS_R Cousins magnitude R COUS
PHOT_COUS_R-I Cousins R-I color index COUS
PHOT_COUS_V-I (Kron-)Cousins V-I color index COUS
PHOT_COUS_V-R (Kron-)Cousins V-R color index
PHOT_DDO DDO Photometric System GCPD#12
PHOT_DDO_35-38 Color index 35-38 DDO
PHOT_DDO_38-41 Color index 38-41 DDO
PHOT_DDO_41-42 Color index 41-42 DDO
PHOT_DDO_42-45 Color index 42-45 DDO
PHOT_DDO_CI Other color index in DDO photometry
PHOT_DDO_45-48 Color index 45-48 DDO
PHOT_DDO_48-51 Color index 48-51 DDO
PHOT_DDO_MAG Magnitude m48 DDO
PHOT_DIFF Differences or differential quantities
PHOT_DIFF_CI Difference in color index
PHOT_DIFF_MAG Difference in or differential magnitude
PHOT_DIFF_SB Difference in surface brightness
PHOT_DIST-MOD Distance Modulus
PHOT_EXTINCTION Extinction total to differential
PHOT_EXTINCTION_GAL Galactic extinction
PHOT_EXTINCTION_INT Internal extinction
PHOT_EXTINCTION_ISM Interstellar Absorption
PHOT_EXTINCTION_R Interstellar extinction (ratio total to differential)
PHOT_EXTINCTION_TOTAL Total Extinction
PHOT_FLUENCE Fluence
PHOT_FLUX Flux
PHOT_FLUX_DENSITY Flux density
PHOT_FLUX_GAMMA Flux in gamma rays
PHOT_FLUX_HALPHA H-Alpha Flux
PHOT_FLUX_HBETA H Beta line flux
PHOT_FLUX_IR IR flux (IRAS or others)
PHOT_FLUX_IR_6 Flux density around 6 microns (e.g. ISO at 6.7 microns) close to M filter
PHOT_FLUX_IR_9 Flux density around 9 microns (range 8-10)
PHOT_FLUX_IR_12 Flux density (IRAS) at 12 microns, or around 12 microns (ISO at 14.3)
PHOT_FLUX_IR_25 Flux density (IRAS) at 25 microns
PHOT_FLUX_IR_15 Flux density around 15 microns (e.g. 14.3um ISO)
PHOT_FLUX_IR_60 Flux density (IRAS) at 60 microns
PHOT_FLUX_IR_100 Flux density (IRAS) at 100 microns
PHOT_FLUX_IR_170 Far infra-red Flux density around 170um (1750GHz)
PHOT_FLUX_IR_300 Far infra-red Flux density around 300um (1000GHz)
PHOT_FLUX_IR_FAR Far Infrared flux
PHOT_FLUX_IR_J Flux Density in J Band (1.2um)
PHOT_FLUX_IR_H Flux Density in H Band (1.6um)
PHOT_FLUX_IR_K Flux Density in K Band (2.2um)
PHOT_FLUX_IR_L Flux Density in L Band (3.5um)
PHOT_FLUX_IR_MISC Miscellaneous IR fluxes
PHOT_FLUX_NORM Normalized Flux, always dimensionless
PHOT_FLUX_OPTICAL Flux in the Optical (unspecified system and/or units)
PHOT_FLUX_U Flux in the Optical (U band)
PHOT_FLUX_B Flux in the Optical (B band)
PHOT_FLUX_V Flux in the Optical (V band)
PHOT_FLUX_R Flux in the Optical (R band)
PHOT_FLUX_I Flux in the Optical (I band)
PHOT_FLUX_RADIO Flux density at radio frequencies
PHOT_FLUX_RADIO_22M Radio flux density around 22MHz (13.6m)
PHOT_FLUX_RADIO_31M Radio flux density around 31MHz (9.7m)
PHOT_FLUX_RADIO_43M Radio flux density around 43MHz (7.0m)
PHOT_FLUX_RADIO_61M Radio flux density around 61MHz (4.9m)
PHOT_FLUX_RADIO_87M Radio flux density around 87MHz (3.5m)
PHOT_FLUX_RADIO_110M Radio flux density around 110MHz (2.7m)
PHOT_FLUX_RADIO_150M Radio flux density around 150MHz (2.0m)
PHOT_FLUX_RADIO_175M Radio flux density around 175MHz (1.7m)
PHOT_FLUX_RADIO_250M Radio flux density around 250MHz (1.2m)
PHOT_FLUX_RADIO_325M Radio flux density around 325MHz (92cm)
PHOT_FLUX_RADIO_365M Radio flux density around 365MHz (82cm)
PHOT_FLUX_RADIO_400M Radio flux density around 400MHz (75cm)
PHOT_FLUX_RADIO_500M Radio flux density around 500MHz (60cm)
PHOT_FLUX_RADIO_600M Radio flux density around 600MHz (50cm)
PHOT_FLUX_RADIO_700M Radio flux density around 700MHz (43cm)
PHOT_FLUX_RADIO_850M Radio flux density around 850MHz (35cm)
PHOT_FLUX_RADIO_1G Radio flux density around 1GHz (30cm)
PHOT_FLUX_RADIO_1.4G Radio flux density around 1.4GHz (21cm)
PHOT_FLUX_RADIO_1.6G Radio flux density around 1.6GHz (OH maser 18cm)
PHOT_FLUX_RADIO_2G Radio flux density around 2GHz (15cm)
PHOT_FLUX_RADIO_2.7G Radio flux density around 2.7GHz (11cm)
PHOT_FLUX_RADIO_3.9G Radio flux density around 3.9GHz (7.7cm)
PHOT_FLUX_RADIO_5G Radio flux density around 5GHz (6cm)
PHOT_FLUX_RADIO_7.5G Radio flux density around 7.5GHz (4cm)
PHOT_FLUX_RADIO_8.4G Radio flux density around 8.4GHz (3.6cm)
PHOT_FLUX_RADIO_10.7G Radio flux density around 10.7GHz (2.8cm)
PHOT_FLUX_RADIO_15G Radio flux density around 15GHz (2cm)
PHOT_FLUX_RADIO_22G Radio flux density around (H2O maser)
PHOT_FLUX_RADIO_36G Radio flux density around 36GHz (8.3mm)
PHOT_FLUX_RADIO_43G Radio flux density around 43GHz (7.0mm)
PHOT_FLUX_RADIO_63G Radio flux density around 63GHz (4.8mm)
PHOT_FLUX_RADIO_90G Radio flux density around 90GHz (3.3mm)
PHOT_FLUX_RADIO_125G Radio flux density around 125GHz (2.4mm)
PHOT_FLUX_RADIO_180G Radio flux density around 180GHz (1.7mm)
PHOT_FLUX_RADIO_250G Radio flux density around 250GHz (1.2mm)
PHOT_FLUX_RADIO_350G Radio flux density around 350GHz (860um)
PHOT_FLUX_RADIO_500G Radio flux density around 500GHz (600um)
PHOT_FLUX_RADIO_700G Radio flux density around 700GHz (430um)
PHOT_FLUX_RADIO_MISC Miscellaneous Radio flux density, e.g. Frequency given in another column
PHOT_FLUX_RADIO_SIO-MASER SiO maser peak radio flux
PHOT_FLUX_EXCESS Flux excess in a band (typically in mid-IR for the detection of disks)
PHOT_FLUX_RATIO Flux ratio
PHOT_FLUX_REL Relative (normalized) flux
PHOT_FLUX_UV Ultraviolet flux (uv far-uv euv)
PHOT_FLUX_X X-ray flux
PHOT_FLUX_UNDEF Flux of uncertain origin or different bands in same column
PHOT_GEN Geneva's photometric system GCPD#13
PHOT_GEN_B-V Geneva color index B-V (GEN)
PHOT_GEN_B1-B Geneva color index B1-B (GEN)
PHOT_GEN_B2-B Geneva color index B2-B (GEN)
PHOT_GEN_G-B Geneva color index G-B (GEN)
PHOT_GEN_MISC various geneva photometric color indices (and linear combinations)
PHOT_GEN_U-B Geneva color index U-B (GEN)
PHOT_GEN_V Geneva magnitude filter V (GEN)
PHOT_GEN_V-B Geneva color index V-B (GEN)
PHOT_GEN_V1-B Geneva color index V1-B (GEN)
PHOT_GUNN Gunn Photometric System GCPD#38
PHOT_GUNN_G Magnitude g (GUNN)
PHOT_GUNN_G-I Color index g-i (GUNN)
PHOT_GUNN_G-R Color index g-r (GUNN)
PHOT_GUNN_I Magnitude i (GUNN), also used in DENIS (0.82{mu}m)
PHOT_GUNN_I-Z Color index I-z (GUNN)
PHOT_GUNN_R Magnitude R (GUNN)
PHOT_GUNN_R-I Color index R-I (GUNN)
PHOT_GUNN_V Magnitude v (GUNN)
PHOT_GUNN_V-R Color index V-R (GUNN)
PHOT_GUNN_Z Magnitude z (GUNN)
PHOT_HEI Heidelberg s Photometric System (HEI)
PHOT_HEI_U-B Heidelberg photometry U-B (HEI)
PHOT_HIPPAR Hipparcos' photometry system
PHOT_HST HST Photometric System (by filter name) (HST)
PHOT_HST_F1042M Magnitude F1042M (HST)
PHOT_HST_F140W Magnitude M104W (HST)
PHOT_HST_CI_IR HST Color Index from IR filters, e.g. F140W-F210W
PHOT_HST_CI_U-B HST Color Index close to U-B, e.g. F336W-F430W
PHOT_HST_F170W Magnitude F170W or F175W (HST) in ultraviolet
PHOT_HST_F220W Magnitude F220W (HST)
PHOT_HST_F255W Magnitude F255W (HST)
PHOT_HST_F275W Magnitude F275W (HST)
PHOT_HST_F300W Ultraviolet Magnitude F300W (HST)
PHOT_HST_CI_U-V HST Color Index close to U-V, e.g. F336W-F555W
PHOT_HST_F342W Ultraviolet Magnitude in filters F330W or F342W (HST)
PHOT_HST_F430W Ultraviolet magnitude F430W, F435W or F439W (HST)
PHOT_HST_CI_B-V HST Color Index close to B-V, e.g. F430W-F555W
PHOT_HST_F450W Ultraviolet Magnitude F450W (HST)
PHOT_HST_F480LP Magnitude F480LP (HST)
PHOT_HST_F547M Magnitude F547M (HST)
PHOT_HST_F555W Magnitude F555W (HST)
PHOT_HST_CI_B-R HST Color Index close to B-R, e.g. F430W-F675W
PHOT_HST_CI_V-R HST Color Index close to V-R, e.g. F555W-F675W
PHOT_HST_CI_R-I HST Color Index close to R-I, e.g. F675W-F814W
PHOT_HST_F569W Magnitude F569W (HST)
PHOT_HST_F606W Magnitude F606W (HST)
PHOT_HST_CI_V-I HST Color Index close to V-I, e.g. F555W-F814W
PHOT_HST_F622W Magnitude F622W (HST)
PHOT_HST_F675W Magnitude F675W (HST)
PHOT_HST_F702W Magnitude F702W (HST)
PHOT_HST_F725LP Magnitude F725LP (HST)
PHOT_HST_F785LP Magnitude F785LP (HST)
PHOT_HST_F775W Magnitude F775W (HST)
PHOT_HST_F791W Magnitude F791W (HST)
PHOT_HST_F814W Magnitude F814W (HST)
PHOT_HST_F850LP Magnitude F850LP (HST)
PHOT_HST_V Magnitude V (visual) HST (unspecified filter name)
PHOT_INDX Photometric index (usually in narrow bands)
PHOT_INDX_HI Neutral hydrogen HI photometry index
PHOT_INT-MAG Integrated or isophotal magnitudes
PHOT_INT-MAG_B Integrated total or isophotal blue magnitude
PHOT_INT-MAG_I Integrated, total or isophotal, I magnitude
PHOT_INT-MAG_J Integrated, total or isophotal, J magnitude
PHOT_INT-MAG_K Integrated, total or isophotal, K magnitude
PHOT_INT-MAG_H Integrated, total or isophotal, H magnitude
PHOT_INT-MAG_MISC Miscellaneous Integrated or isophotal magnitudes
PHOT_INT-MAG_R Integrated, total or isophotal, R magnitude
PHOT_INT-MAG_U Integrated, total or isophotal, V magnitude
PHOT_INT-MAG_V Integrated, total or isophotal, V magnitude
PHOT_INTENSITY Intensity
PHOT_INTENSITY_ADU Intensity expressed in ADU (analog to digital units)
PHOT_INTENSITY_ESTIMATED Estimated intensity
PHOT_INTENSITY_MISC Miscellaneous Intensity
PHOT_INTENSITY_NORMALIZED Normalized intensity
PHOT_INTENSITY_PROFILE Intensity profile
PHOT_INTENSITY_RATIO Intensity ratio
PHOT_IR Infrared magnitudes (not well inserted in photometric systems)
PHOT_IR_12-25 Infrared color index 12-25 (IRAS)
PHOT_IR_2.29 CO band index magnitude at 2.29 micron
PHOT_IR_25-60 Infrared IRAS color index 25-60 microns
PHOT_IR_3.4 Infrared magnitude at 3.4 microns
PHOT_IR_4.2 Infrared magnitude at 4.2 micron
PHOT_IR_BGAMMA Infrared Bracket Gamma magnitude
PHOT_IR_K-10 Infrared color index K-10 (K minus 10 microns)
PHOT_IR_K-100 Infrared color index K-100 (K minus 100 microns)
PHOT_IR_K-12 Infrared color index K-12 (K minus 12 microns)
PHOT_IR_K-25 Infrared color index K-25 (K minus 25 microns)
PHOT_IR_K-60 Infrared color index K-60 (K minus 60 microns)
PHOT_IR_L0 Infrared magnitude L at 3.7 micron
PHOT_IR_MAG Far infrared magnitude mfir (may include IRAS bands)
PHOT_IR_N1:8.38 Infrared magnitude at 8.38 microns
PHOT_IR_N2:9.69 Infrared magnitude at 9.69 microns
PHOT_IR_N3:12.89 Infrared magnitude at 12.89 microns
PHOT_IR_N:10.4 Infrared magnitude N at 10.4 microns
PHOT_IR_Q:18.06 Infrared magnitude at 18.06 microns
PHOT_JHN Johnson's Photometric system GCPD#8 GCPD#9
PHOT_JHN_B Johnson magnitude B (JHN), centered at 450nm
PHOT_JHN_B-H Johnson color index B-H (JHN)
PHOT_JHN_B-I Johnson color index B-I (JHN)
PHOT_JHN_B-K Johnson color index B-K (JHN)
PHOT_JHN_B-K' Johnson color index B-K' (JHN)
PHOT_JHN_B-R Johnson color index B-R (JHN)
PHOT_JHN_B-V Johnson color index B-V (JHN)
PHOT_JHN_H Johnson magnitude H (JHN), centered at 1.62{mu}m
PHOT_JHN_H-K Johnson color index H-K (JHN)
PHOT_JHN_I Johnson magnitude I (JHN), centered at 0.87{mu}m
PHOT_JHN_I-K Johnson color index I-K (JHN)
PHOT_JHN_J Johnson magnitude J (JHN), also used in DENIS (1.25{mu}m)
PHOT_JHN_J-H Johnson color index J-H (JHN)
PHOT_JHN_J-K Johnson color index J-K (JHN)
PHOT_JHN_K Johnson magnitude K (JHN), and Ks filter in DENIS (2.15{mu}m)
PHOT_JHN_K' Johnson magnitude K' (JHN)
PHOT_JHN_K-L Johnson color index K-L (JHN), centered at 3.5{mu}m
PHOT_JHN_K-L' Johnson color index K-L' (JHN)
PHOT_JHN_K-M Johnson color index K-M (JHN), centered at 5.0{mu}m
PHOT_JHN_K-N Johnson color index K-N (JHN), centered at 9.0{mu}m
PHOT_JHN_K-Q Johnson color index K-Q (JHN)
PHOT_JHN_L Johnson magnitude L (JHN) (3.5{mu}m)
PHOT_JHN_L' Johnson magnitude L' (JHN)
PHOT_JHN_L-M Johnson color index L-M (JHN)
PHOT_JHN_M Johnson magnitude M (JHN) (5.0{mu}m)
PHOT_JHN_MISC Johnson Photometric system GCPD#8 GCPD#9
PHOT_JHN_N Johnson flux magnitude N (JHN) (9.0{mu}m)
PHOT_JHN_R Johnson magnitude R (JHN)
PHOT_JHN_R-H Johnson color index R-H (JHN)
PHOT_JHN_R-I Johnson color index R-I (JHN)
PHOT_JHN_R-K Johnson color index R-K
PHOT_JHN_U Johnson magnitude U (JHN), centered at 360nm
PHOT_JHN_U-B Johnson color index U-B (JHN)
PHOT_JHN_U-V Johnson color index U-V (JHN)
PHOT_JHN_V Johnson-Cousins magnitude V (JHN), centered at 555nm
PHOT_JHN_V-H Johnson color index V-H (JHN)
PHOT_JHN_V-I Johnson color index V-I (JHN)
PHOT_JHN_V-J Johnson color index V-J (JHN)
PHOT_JHN_V-K Johnson color index V-K (JHN)
PHOT_JHN_V-L Johnson color index V-L (JHN)
PHOT_JHN_V-M Johnson color index V-M (JHN)
PHOT_JHN_V-N Johnson color index V-N (JHN)
PHOT_JHN_V-R Johnson color index V-R (JHN)
PHOT_K-CORRECTION K correction
PHOT_LCKWD Lockwood photometric system GCPD#30
PHOT_LCKWD_81-78 Color index 81-78 LCKWD
PHOT_MAG Magnitude of uncertain origin
PHOT_MAG_5007 Magnitude O III lambda 5007
PHOT_MAG_B Blue B magnitude (around 0.45um)
PHOT_MAG_BLUE Set of UCDs describing magnitudes in the "blue" region of the spectrum
PHOT_MAG_CENTR Central magnitude
PHOT_MAG_CORR Magnitude correction
PHOT_MAG_DROP Drop in magnitude
PHOT_MAG_EYE Eye estimated magnitude (around 0.55um)
PHOT_MAG_HI Magnitude associated with neutral hidrogen
PHOT_MAG_I Near-Infrared magnitude around 0.9um (undefined or non-conventional system)
PHOT_MAG_Y Near-Infrared magnitude around 1.0um (0.97-1.07)
PHOT_MAG_J Near-Infrared magnitude around 1.2um (undefined or non-conventional system)
PHOT_MAG_H Near-Infrared magnitude around 1.6um (undefined or non-conventional system)
PHOT_MAG_K Near-Infrared magnitude around 2.2um (undefined or non-conventional system)
PHOT_MAG_IR Set of UCDs describing infra-red magnitudes (NIR + FIR)
PHOT_MAG_LIMIT Magnitude limit
PHOT_MAG_OFFST Magnitude offset
PHOT_MAG_OPTICAL Optical magnitude
PHOT_MAG_R Red (R) magnitude (around 0.7um)
PHOT_MAG_RED Set of UCDs describing red magnitudes (lambda_eff < 7000A)
PHOT_MAG_U U magnitude (around 0.36um)
PHOT_MAG_UNDEF Magnitude of uncertain origin or different bands in same column
PHOT_MAG_UV Various Ultraviolet magnitude (TD1, ANS, FAUST, ...)
PHOT_MAG_V Visual magnitude (around 0.55um)
PHOT_MAG_VISUAL Set of UCDs describing any magnitude near the "visual". eg, johnson's V
PHOT_PHG Photographic magnitude Quantities
PHOT_PHG_B Photographic blue magnitude B (includes the O magnitude of POSS)
PHOT_PHG_B-R Photographic color index B-R (includes the O-E color index from POSS)
PHOT_PHG_B-V Photographic color index B-V
PHOT_PHG_BJ Photographic magnitude Bj
PHOT_PHG_BJ-RF Photographic color index Bj-Rf
PHOT_PHG_I Photographic magnitude I
PHOT_PHG_R Photographic red band magnitude R (includes E magnitude from POSS)
PHOT_PHG_U-B Photographic color index U-B
PHOT_PHG_MAG Photographic magnitude in unidentified band
PHOT_PHG_U Ultraviolet photographic magnitude
PHOT_PHG_U-V Photographic color index U-V (ultraviolet minus photovisual)
PHOT_PHG_R-I Photographic color index R-I
PHOT_PHG_V Photographic visual magnitude V
PHOT_PHG_V-R Photographic color index V-R (or g-r)
PHOT_PROFILE Light distribution profile
PHOT_PROFILE_PAR Light distribution's profile parameter, like Sersic's index
PHOT_RADIO all radio data
PHOT_RADIO_CM Radio data 10cm > lambda > 1cm
PHOT_RADIO_DECI-M Radio data 100cm > lambda > 10cm
PHOT_RADIO_HI-FREQ Radio data > 100 GHz
PHOT_RADIO_INT-FREQ Radio data 1GHZ < nu < 100GHz
PHOT_RADIO_LOW-FREQ Radio data < 1GHz
PHOT_RADIO_METRIC Radio data lambda > 100cm
PHOT_RADIO_MM Radio data 1 to 9.9 mm
PHOT_RADIO_SUBMM Radio data < 1mm
PHOT_RF Reddening Free Photometric Parameters
PHOT_RF_MISC Miscellaneous reddening-free photometric indices
PHOT_RF_B-L B-L extinction free color
PHOT_RF_B-U B-U extinction free color
PHOT_RF_Q Reddening free Q parameter
PHOT_RF_STR Reddening free indices in the Stroemgren system
PHOT_RF_STR_C0 Dereddened color index parameter c0
PHOT_RF_STR_M0 Dereddened color index parameter m0
PHOT_RF_U-W U-W extinction free color
PHOT_RF_V Reddening free magnitude v
PHOT_RF_X Reddening free geneva photometry parameter
PHOT_RF_Y Reddening free geneva photometry parameter
PHOT_RF_Z Reddening free geneva photometry parameter
PHOT_SB Surface Brightness quantities
PHOT_SB_CI Color index differential surface brightness
PHOT_SB_CODE Encoded Surface Brightness
PHOT_SB_GENERAL Surface Brightness (in general)
PHOT_SB_G Surface Brightness in Gunn G
PHOT_SB_IR Surface Brightness in the infrared ({lambda}>3um)
PHOT_SB_JHN Surface Brightness in Johnson's System
PHOT_SB_B Surface Brightness in Johnson B
PHOT_SB_B-R Surface brightness Johnson's color B-R
PHOT_SB_H Surface Brightness in Johnson H
PHOT_SB_I Surface Brightness in Johnson I
PHOT_SB_J Surface Brightness in Johnson J
PHOT_SB_K Surface Brightness in Johnson K
PHOT_SB_K' Surface Brightness in Johnson K'
PHOT_SB_R Surface Brightness in Johnson R
PHOT_SB_U Surface Brightness in Johnson U
PHOT_SB_U-R Surface Brightness color index U-R
PHOT_SB_V Surface Brightness in johnson V
PHOT_SB_LIMIT Surface Brightness Limit
PHOT_SB_RATIO Surface Brightness Ratio, typically bulge/total for a galaxy
PHOT_SB_SKY Sky Surface Brightness
PHOT_SD/B-BRIGHT Surface Density To Brightness Ratio
PHOT_SDSS Sloan Digital Sky Survey photometric system (1996AJ....111.1748F)
PHOT_SDSS_U Magnitude in u' or u* filter of Sloan Digital Sky Survey (1996AJ....111.1748F)
PHOT_SDSS_G Magnitude in g' filter of Sloan Digital Sky Survey (1996AJ....111.1748F)
PHOT_SDSS_R Magnitude in r' filter of Sloan Digital Sky Survey (1996AJ....111.1748F)
PHOT_SDSS_I Magnitude in i' filter of Sloan Digital Sky Survey (1996AJ....111.1748F)
PHOT_SDSS_Z Magnitude in z' filter of Sloan Digital Sky Survey (1996AJ....111.1748F)
PHOT_SDSS_U-G Color index u'-g' in Sloan Digital Sky Survey system (1996AJ....111.1748F)
PHOT_SDSS_G-R Color index g'-r' in Sloan Digital Sky Survey system (1996AJ....111.1748F)
PHOT_SDSS_R-I Color index r'-i' in Sloan Digital Sky Survey system (1996AJ....111.1748F)
PHOT_SDSS_I-Z Color index i'-z' in Sloan Digital Sky Survey system (1996AJ....111.1748F)
PHOT_SDSS_CI Miscellanous color indexes in Sloan Digital Sky Survey system (1996AJ....111.1748F)
PHOT_INT-BAND Intermediate photometry bands (includes e.g. Stroemgren)
PHOT_INT-BAND_U Intermediate photometry bands in near-UV (300-400nm)
PHOT_INT-BAND_B Intermediate photometry bands in blue region (400-500nm)
PHOT_INT-BAND_V Intermediate photometry bands in visible region (500-600nm)
PHOT_INT-BAND_R Intermediate photometry bands in red region (600-800nm)
PHOT_INT-BAND_I Intermediate photometry bands in near-IR region (800-1000nm)
PHOT_SPHOT Spectrophotometric quantities (narrow bands)
PHOT_SPHOT_CONT-GRAD Pseudo Continuum Gradient
PHOT_SPHOT_CORR-FACT Spectrophotometry Correction Factor
PHOT_SPHOT_FLUX Flux measured (in physical units) in a narrow-band filter (optical, near-IR or near-UV)
PHOT_SPHOT_INDEX Spectrophotometric Index defined by various combinations of narrow-band fluxes
PHOT_SPHOT_INT-ENERGY Intrinsic Energy in Narrow Spectral Band
PHOT_SPHOT_MAG Normalized magnitude in a narrow spectral band
PHOT_STR Stroemgren Photometric System GCPD#4
PHOT_STR_MISC Miscellaneous Stroemgren indices, may include special filters like Ca
PHOT_STR_B Stroemgren Magnitude b (STR)
PHOT_STR_B-R Stroemgren Color Index b-r (STR)
PHOT_STR_B-V Stroemgren Color Index b-v (STR)
PHOT_STR_B-Y Stroemgren Color Index b-y (STR)
PHOT_STR_C1 Stroemgren Color Index c1 (STR)
PHOT_STR_HBETA Stroemgren Beta Value
PHOT_STR_M1 Stroemgren Color Index m1 (STR)
PHOT_STR_U Stroemgren Magnitude u (STR)
PHOT_STR_U-B Stroemgren Color Index u-b (STR)
PHOT_STR_U-V Stroemgren Color Index u-v (STR)
PHOT_STR_V Stroemgren Magnitude v (STR)
PHOT_STR_V-B Stroemgren Color Index v-b (STR)
PHOT_STR_V-Y Stroemgren Color Index v-y (STR)
PHOT_STR_Y Stroemgren Magnitude y (STR)
PHOT_SYS-ID Identification of the Photometric System in use
PHOT_TRANSF Transformation of a Photometry, like conversion parameters between photometric systems
PHOT_TRANSF_PARAM Parameter used in photometric transformations
PHOT_TOT-BRIGHT/B-BRIGHT Total blue magnitude to Brightness ratio
PHOT_TYCHO Tycho Photometric System
PHOT_TYCHO_B Blue Tycho Magnitude B_T_
PHOT_TYCHO_V Visual Tycho Magnitude V_T_
PHOT_UBVR20 UBVr20 Photometric System GCPD#69
PHOT_UBVR20_B-V20 Color Index B-V20 (UBVr20)
PHOT_UBVR20_U-B20 Color Index U-B20 (UBVr20)
PHOT_UBVR20_V-R20 Color Index V-r20 (UBVr20)
PHOT_UV UV Magnitude Photometry number # <= Lambda_central < #+100
PHOT_UV_1300 Far UV Magnitude 1300 to 1400 Angstrom UV
PHOT_UV_1400 Far UV Magnitude 1400 to 1500 Angstrom UV
PHOT_UV_1500 Far UV Magnitude 1500 to 1600 Angstrom UV
PHOT_UV_1600 Far UV Magnitude 1600 to 1700 Angstrom UV
PHOT_UV_1700 UV Magnitude 1700 to 1800 Angstrom UV
PHOT_UV_1800 UV Magnitude 1800 to 1900 Angstrom UV
PHOT_UV_1900 UV Magnitude 1900 to 2000 Angstrom UV
PHOT_UV_2000 UV Magnitude 2000 to 2100 Angstrom UV
PHOT_UV_2200 UV Magnitude 2200 to 2300 Angstrom UV
PHOT_UV_2300 UV Magnitude 2300 to 2400 Angstrom UV
PHOT_UV_2400 Near UV Magnitude 2400 to 2500 Angstrom UV
PHOT_UV_2500 Near UV Magnitude 2500 to 2600 Angstrom UV
PHOT_UV_2700 Near UV Magnitude 2700 to 2800 Angstrom UV
PHOT_UV_2945 Near UV Magnitude 2900 to 3000 Angstrom UV
PHOT_UV_3150 Near UV Magnitude 3100 to 3200 Angstrom UV
PHOT_UV_3300 Near UV Magnitude 3300 to 3400 Angstrom UV
PHOT_UV_4250 Near UV Magnitude 4200 to 4300 Angstrom UV
PHOT_UV_COLOR Ultraviolet Color Index (no bands specified)
PHOT_UV_GENERAL UV Magnitude unspecified band
PHOT_UVBGRI UVBGRI Photometric System GCPD#6
PHOT_UVBGRI_B Filter Blue Magnitude UVBGRI
PHOT_UVBGRI_G Filter Green Magnitude UVBGRI
PHOT_UVBGRI_I Filter Infra Magnitude UVBGRI
PHOT_UVBGRI_R Filter Red Magnitude UVBGRI
PHOT_UVBGRI_U Filter Ultra Magnitude UVBGRI
PHOT_UVBGRI_V Filter Violet Magnitude UVBGRI
PHOT_VIL Vilnius Photometric System GCPD#21
PHOT_VIL_P-X Vilnius Color Index p-x (VIL)
PHOT_VIL_S-V Vilnius Color Index s-v (VIL)
PHOT_VIL_U-P Vilnius Color Index u-p (VIL)
PHOT_VIL_U-V Vilnius Color Index u-v (VIL)
PHOT_VIL_V Magnitude V Vilnius (VIL)
PHOT_VIL_V-P Vilnius Color Index v-p (VIL)
PHOT_VIL_V-S Vilnius Color Index v-s (VIL)
PHOT_VIL_V-W Vilnius Color Index v-w
PHOT_VIL_V-X Vilnius Color Index v-x (VIL)
PHOT_VIL_V-Z Vilnius Color Index v-z (VIL)
PHOT_VIL_X Magnitude X Vilnius (VIL)
PHOT_VIL_X-Y Vilnius Color Index x-y (VIL)
PHOT_VIL_Y-Z Vilnius Color Index y-z (VIL)
PHOT_VIL_Z-V Vilnius Color Index z-v (VIL)
PHOT_WASH Washington Photometric System GCPD#48
PHOT_WASH_C-M Washington Color Index c-m (WASH)
PHOT_WASH_C-T1 Washington Color Index c-t1 (WASH)
PHOT_WASH_C Washington C (391+/-110nm) magnitude
PHOT_WASH_M Washington M (508+/-105nm) magnitude
PHOT_WASH_M-T1 Washington Color Index m-t1 (WASH)
PHOT_WASH_M-T2 Washington Color Index m-t2 (WASH)
PHOT_WASH_T1 Washington Magnitude T1 (WASH), 633+/-80nm
PHOT_WASH_T2 Washington Magnitude T2 (WASH), 788.5+/-140nm
PHOT_WLRV Walraven Photometric System GCPD#11
PHOT_WLRV_B Walraven Magnitude (flux intensity) B (WLRV)
PHOT_WLRV_B-L Walraven Color Index B-L (WLRV)
PHOT_WLRV_B-U Walraven Color Index B-U (WLRV)
PHOT_WLRV_B-W Walraven Color Index B-W (WLRV)
PHOT_WLRV_L Walraven Magnitude (Flux Intensity) L (WLRV)
PHOT_WLRV_U Walraven Magnitude (Flux Intensity) U (WLRV)
PHOT_WLRV_U-W Walraven Color Index U-W (WLRV)
PHOT_WLRV_V Walraven Magnitude (Flux Intensity) V (WLRV)
PHOT_WLRV_V-B Walraven Color Index V-B (WLRV)
PHOT_WLRV_W Walraven Magnitude (Flux Intensity) W (WLRV)
PHOT_ZP Zero point coefficient for the photometric system
PHYS Physical Quantities
PHYS_ABUND Abundances
PHYS_ABUND_MISC Abundance (other than H, He, and Fe)
PHYS_ABUND_X Hydrogen Abundance (X)
PHYS_ABUND_Y Helium Abundance (Y)
PHYS_ABUND_Z Metal Abundance Z (metallicity)
PHYS_ABUND_FE/H Fe to H Abundance (Metallicity)
PHYS_ACCEL Acceleration value or vector
PHYS_ALBEDO Albedo
PHYS_ANG-MOMENTUM Angular Momentum
PHYS_AREA Physical quantities related to Area
PHYS_AREA_CR-SECT Cross Section
PHYS_AREA_GENERAL Area (in general)
PHYS_AXIS-RATIO Axis Ratio
PHYS_BRIGHT Object's brightness quantities
PHYS_BRIGHT_CHANGE Brightness Change
PHYS_COLUMN Line Of Sight Column Properties
PHYS_COLUMN_DENSITY Column Density (by number of particles)
PHYS_COLUMN_MASS-DENSITY Mass Column Density
PHYS_COMPACTNESS Compactness Indicator
PHYS_CONCENT Concentration Indicators
PHYS_CONCENT_INDEX Concentration Index
PHYS_DENSITY Density (various flavours)
PHYS_DENSITY_ELECT Electron Density
PHYS_DENSITY_ENERGY Energy Density
PHYS_DENSITY_MASS Mass Density
PHYS_DENSITY_MASS_SURF Surface Mass-Density
PHYS_DENSITY_MASS_VOL Volume Mass-Density
PHYS_DENSITY_NUMBER Number Density
PHYS_DENSITY_RATIO Density Ratio
PHYS_DENSITY_SURFACE Surface Density
PHYS_DISP-MEASURE Dispersion Measure
PHYS_DISTANCE Distance and related quantities
PHYS_DISTANCE_DIFF Distance Difference
PHYS_DISTANCE_NORM Relative or Normalized Distance
PHYS_DISTANCE_PROJ Projected Distance
PHYS_DISTANCE_RATIO Distance Fraction or Ratio
PHYS_DISTANCE_RELATIVE Relative Distance
PHYS_DISTANCE_TRUE Distance (true, linear distance)
PHYS_ECCENTRICITY Eccentricity
PHYS_ELEC-FIELD Electric (electrostatic) Field
PHYS_ELLIPTICITY Ellipticity (1-b/a)
PHYS_EM-MEASURE Emission Measure
PHYS_ENERGY Energy and related quantities
PHYS_ENERGY_CONTRIB Energy Contribution
PHYS_ENERGY_GENERAL Energy in general
PHYS_ENERGY_INDEX Energy Index
PHYS_ENERGY_ION Ion Energy
PHYS_ENERGY_LOSS-RATE Energy Loss Rate
PHYS_ENERGY_X X-ray or Gamma-ray Energy
PHYS_EXCITATION Excitation in the Context of Ionizing Photons
PHYS_EXCITATION_PARAM Excitation Parameter
PHYS_FLOW Matter Flow or Outflows Quantities
PHYS_FLOW_POLARITY Flow Polarity
PHYS_GRADIENT Gradients (usually on galaxy context)
PHYS_GRADIENT_CHEMICAL Chemical Gradient
PHYS_GRADIENT_CI Color Index Gradient
PHYS_GRADIENT_GENERAL General gradients (usually on galaxy context)
PHYS_GRADIENT_SB Surface Brightness Gradient
PHYS_GRADIENT_TEMP Temperature Gradient
PHYS_GRADIENT_VELOCITY Velocity Gradient
PHYS_GRAVITY Gravity and related properties
PHYS_GRAVITY_POTENTIAL Gravitational Potential
PHYS_GRAVITY_PRESS Gravitational pressure
PHYS_GRAVITY_SURFACE Surface Gravity
PHYS_IMPACT-PAR Impact Parameter
PHYS_INERTIA-MOM Moment of intertia (mr2)
PHYS_INV-COMPTON-BEAM-FACT Inverse Compton Effect Beam Factor
PHYS_IONIZATION Ionization quantities (in stellar/interstellar environments)
PHYS_IONIZATION_PARAM Ionization Parameter
PHYS_IONIZATION_PHOTONS Ionizing Photons
PHYS_IONIZATION_PHOTONS_RATIO Ionizing Photon Ratio
PHYS_IONIZATION_PHOTONS_TOTAL Total ionizing Photons
PHYS_LIMB-DARK Limb Darkening Phenomena
PHYS_LIMB-DARK_COEFF Limb Darkening Coefficient
PHYS_LUMINOSITY Luminosity, in different bands and types
PHYS_LUMINOSITY_B Luminosity in blue light
PHYS_LUMINOSITY_CARBON Carbon luminosity
PHYS_LUMINOSITY_CONTINUUM Continuum luminosity
PHYS_LUMINOSITY_DENSITY Luminosity density
PHYS_LUMINOSITY_GENERAL Luminosity in general
PHYS_LUMINOSITY_H2O Water maser luminosity
PHYS_LUMINOSITY_HALPHA H alpha luminosity
PHYS_LUMINOSITY_HBETA H beta luminosity
PHYS_LUMINOSITY_HE Helium luminosity
PHYS_LUMINOSITY_HYDROG Hydrogen luminosity
PHYS_LUMINOSITY_IR Infrared luminosity
PHYS_LUMINOSITY_IR_J Luminosity in J-band (1.2um)
PHYS_LUMINOSITY_IR_H Luminosity in H-band (1.6um)
PHYS_LUMINOSITY_IR_K Luminosity in K-band (2.2um)
PHYS_LUMINOSITY_IR_100 Luminosity at 100 micron
PHYS_LUMINOSITY_IR_12 Luminosity at 12 micron
PHYS_LUMINOSITY_IR_25 Luminosity at 25 micron
PHYS_LUMINOSITY_IR_60 Luminosity at 60 micron
PHYS_LUMINOSITY_IR_MISC Infrared luminosity in general
PHYS_LUMINOSITY_MASER Maser luminosity
PHYS_LUMINOSITY_NU Neutrino luminosity
PHYS_LUMINOSITY_OH OH luminosity
PHYS_LUMINOSITY_OPT Luminosity in the optical light
PHYS_LUMINOSITY_R Luminosity in red light
PHYS_LUMINOSITY_I Luminosity in optical I light (0.8um)
PHYS_LUMINOSITY_RADIO Radio luminosity
PHYS_LUMINOSITY_RATIO Luminosity ratio
PHYS_LUMINOSITY_SURFACE Surface luminosity
PHYS_LUMINOSITY_UV Ultraviolet luminosity
PHYS_LUMINOSITY_UV_LYA Ionizing ultraviolet luminosity in lyman alpha
PHYS_LUMINOSITY_UV_MISC Ultraviolet luminosity
PHYS_LUMINOSITY_X X-ray luminosity
PHYS_LUMINOSITY_GAMMA gamma-ray luminosity
PHYS_MAG-FIELD Magnetic Field
PHYS_MASS Mass and related quantities
PHYS_MASS_ABS-COEFF Mass Absorption Coefficient
PHYS_MASS_FLUX Mass flux or flow
PHYS_MASS_FRACTIONAL Fractional Mass
PHYS_MASS_FUNCTION Function of mass, typically in spectroscopic binaries (M2*sini)^3^/(M1+M2)^2^
PHYS_MASS_LOSS Mass Loss
PHYS_MASS_MISC Mass
PHYS_MASS_RATIO Mass Ratio
PHYS_MASS_YIELD Mass yield associated to a given element
PHYS_MASS/LIGHT Mass to Light Ratio
PHYS_OPACITY Opacity
PHYS_OPTICAL-DEPTH Optical Depth
PHYS_OUTFLOW Outflows related quantities
PHYS_OUTFLOW_PARAM Outflow Parameter Factor
PHYS_PLASMA Plasma Physics Parameters
PHYS_PLASMA_PARAM Plasma Physics Parameters
PHYS_PLASMA_GAUNT-FACT Plasma Physics Gaunt Factor
PHYS_PRESS Pressure and related quantities
PHYS_PRESS_ELECT Electron Pressure
PHYS_PRESS_GAS Gas Pressure
PHYS_RAD-MAX-ROT-VEL Radius at which maximum rotational velocity occurs
PHYS_RADIATIVE-ACCEL Radiative Acceleration
PHYS_REFLECTANCE Reflectance
PHYS_REFRACT-INDX Refraction Index
PHYS_SEPARATION Pair Separation (in non-angular units)
PHYS_SIZE Size (in non-angular units)
PHYS_SIZE_DIAM Diameter
PHYS_SIZE_HEIGHT Physical Height
PHYS_SIZE_LENGTH Physical Length or Dimension
PHYS_SIZE_MAJ Size (diameter) measured along the major axis
PHYS_SIZE_MIN Size (diameter) measured along the minor axis
PHYS_SIZE_RADIUS Radius and related quantities
PHYS_SIZE_RADIUS_GENERAL Linear Radius
PHYS_SIZE_RADIUS_NORM Normalized Radius
PHYS_SIZE_RATIO Size Ratio
PHYS_SIZE_SMAJ Size Of The Semi Major Axis
PHYS_SIZE_SMAJ_GENERAL Size Of The Semi Major Axis
PHYS_SIZE_SMAJ_NORM Normalized Size of the Major Axis
PHYS_SIZE_SMIN Size of the Semi Minor Axis
PHYS_SIZE_SMIN_NORM Normalized Size of the Minor Axis
PHYS_STAR-FORM Star Formation Related Quantities
PHYS_STAR-FORM_RATE Star Formation Rate
PHYS_SUN Solar Related Quantities
PHYS_SUN_ATM Quantities Related to the Solar Atmosphere
PHYS_SUN_ATM_ABS-COEFF Solar Spectral Absorption Coefficient
PHYS_SUN_ATM_PARAM Solar Atmosphere Parameter
PHYS_TANG-DOPPLER-FACT Tangential Doppler Effect Factor
PHYS_TEMP Temperature and related quantities
PHYS_TEMP_DIFF Temperature Amplitude or difference
PHYS_TEMP_EFFEC Effective Temperature
PHYS_TEMP_ELECT Electron Temperature
PHYS_TEMP_EXCIT Excitation Temperature
PHYS_TEMP_F-F Free-free or Bremsstrahlung Temperature
PHYS_TEMP_KINETIC Kinetic Temperature
PHYS_TEMP_MISC Temperature in general
PHYS_TEMP_PLASMA Plasma Temperature
PHYS_TEMP_THETA Effective temperature theta (5040/Teff)
PHYS_TEMP_XRAY X Ray temperature
PHYS_TYPE Type of Phenomenon or Event
PHYS_VOLUME Volume
PHYS_VOLUME_MISC Volume Ratio
PHYS_VOLUME_RATIO Volume Ratio
PHYS_WIND Stellar or Solar Wind Properties
PHYS_WIND_LUMINOSITY Wind Luminosity
POL Polarization Related Quantities
POL_DEGREE Degree of Polarisation
POL_DEGREE_CIRC Degree of Circular polarisation
POL_DEGREE_LINEAR Degree of Linear polarisation
POL_DEGREE_MISC Degree of Polarisation (unspecified type)
POL_FLUX Polarized Flux (two flavours)
POL_FLUX_LCP Left Circular Polarisation Flux
POL_FLUX_LINEAR Linearly polarized flux density
POL_FLUX_RCP Right Circular Polarisation Flux
POL_INDEX Polarisation Index
POL_LAMBDA-MAX Maximum Polarisation's Wavelength
POL_LINEAR/CIRC Ratio of Linear to Circular Polarisation
POL_PA Position Angle of the Polarisation vector
POL_PA_EQ Position Angle in Equatorial Coordinates of the Polarisation vector
POL_PA_GAL Position Angle in Galactic Coordinates of the Polarisation vector
POL_PA_MISC Vector's Position Angle in unspecified coordinate system
POL_ROTATION Faraday rotation of polarisation
POL_SENSE Sense of (circular) Polarisation
POL_SLOPE Polarimetry Slope
POL_STOKES Polarisation Stokes Parameters
POL_STOKES_I Stokes parameter I (total power)
POL_STOKES_Q Stokes Parameter Q (absolute, or relative Q/I) [horizontal/vertical component]
POL_STOKES_U Stokes Parameter U (absolute, or relative U/I) [diagonal component]
POL_STOKES_V Stokes Parameter V (absolute, or relative V/I) [circular component]
POS Position Related Quantities
POS_ANG Angular Position
POS_ANG_DIST Angular Distance and related quantities
POS_ANG_DIST_GENERAL Angular Distance Or Separation
POS_ANG_DIST_REL Relative or Normalized Angular Distance
POS_ANG_VEL Rate Of Position Change (drift motion, angular velocity)
POS_CCD Positions Related To CCD's
POS_CCD_X CCD Position Along the X Axis
POS_CCD_Y CCD Position Along the Y Axis
POS_DETECTOR Position Related to the Detector
POS_DETECTOR_DIST Distance Or Position In Detector Units
POS_DETECTOR_RADIUS Radius of an Object Expressed In Detector's Unit
POS_DIR-COSINE Direction Cosine
POS_EARTH Positions On The Earth
POS_EARTH_LAT Earth's Latitude
POS_EARTH_LAT_MAIN Earth's Latitude
POS_EARTH_LAT_VAR Variation of Local Latitude
POS_EARTH_LOCATION Earth Location
POS_EARTH_LON Earth Longitude
POS_EC Ecliptic Coordinates and derivates
POS_EC_LAT Ecliptic Latitude
POS_EC_LON Ecliptic Longitude
POS_EQ Equatorial Coordinates and related quantities
POS_EQ_A-V-PRECESS Annual Variation of Precession in RA
POS_EQ_X X component of equatorial position: x=cos(Dec)cos(RA)
POS_EQ_Y Y component of equatorial position: y=cos(Dec)sin(RA)
POS_EQ_Z Z component of equatorial position: z=sin(Dec)
POS_EQ_DEC Declination related quantities
POS_EQ_DEC_3T Third Term in Declination
POS_EQ_DEC_MAIN Declination
POS_EQ_DEC_OFF Declination or North-South Offset Difference
POS_EQ_DEC_OTHER Declination in Non-Standard Units or partial values
POS_EQ_DEC_PRECESS Precession Variation in Declination
POS_EQ_DEC_REL Relative Declination in a Special Scale
POS_EQ_PLX Relations between Parallax and RA and Dec
POS_EQ_PLX_FACTOR Parallax Factor in Declination
POS_EQ_PMDEC Proper Motion in Declination (pmdec)
POS_EQ_PM Total proper motion (can be in non-equatorial frame)
POS_EQ_PM-PA Position angle (North through East) of Proper Motion vector
POS_EQ_PMRA Proper Motion in Right Ascension (pmra)
POS_EQ_PREC Annual Precession Quantities
POS_EQ_PREC_DEC Annual Precession In Declination
POS_EQ_PREC_RA Precession Variation In RA
POS_EQ_RA Right Ascension related quantities
POS_EQ_RA_2T Second Component in right Ascension
POS_EQ_RA_3T Third Term In Right Ascension
POS_EQ_RA_CORR Correction in Right Ascension
POS_EQ_RA_MAIN Right Ascension
POS_EQ_RA_OFF RA Offset or Residual In Right Ascension or along East-West
POS_EQ_RA_OTHER Right Ascension in Non-Standard Units or partial values
POS_EQ_RA_REL Relative Right Ascension in a Special Scale
POS_FRAME Coordinates and related quantities in a Specific frame
POS_FRAME_LON Longitude in a non-standard frame
POS_FRAME_LAT Latitude in a non-standard frame
POS_FRAME_X X-position in a non-standard frame
POS_FRAME_Y Y-position in a non-standard frame
POS_FRAME_Z Z-position in a non-standard frame
POS_GAL Galactic Coordinates and related quantities
POS_GAL_COSEC-B Cosecant of galactic latitude
POS_GAL_LAT Galactic Latitude
POS_GAL_LON Galactic Longitude
POS_GAL_GC Galactocentric Distance
POS_GAL_HC Heliocentric Distance
POS_GAL_X X coordinate of object in Galactic Plane: x=r.cos(GLAT)cos(GLON)
POS_GAL_Y Y coordinate of object in Galactic Plane: y=r.cos(GLAT)sin(GLON)
POS_GAL_Z Z coordinate of object above Galactic Plane: z=r.sin(GLAT)
POS_GENERAL Position in general
POS_GEO Geocentric Quantities
POS_GEO_ANGLE Angle Of The Geocenter
POS_GEO_DEC Geocentric declination
POS_GEO_DISTANCE Geocentric distance
POS_GEO_RA Geocentric Right Ascension
POS_GEO_X X coordinate of object in Geocentric (ecliptic) frame
POS_GEO_Y Y coordinate of object in Geocentric (ecliptic) frame
POS_GEO_Z Z coordinate of object in Geocentric (ecliptic) frame
POS_HA Hour Angle
POS_HC Heliocentric Coordinates
POS_HC_X Heliocentric X
POS_HC_Y Heliocentric Y
POS_HC_Z Heliocentric Z
POS_INCLIN Inclination angles
POS_INCLIN_EC Inclination Respect to the ecliptic
POS_INCLIN_GP Inclination Respect to the Galactic Plane
POS_INCLIN_LOS Inclination Respect to the Line Of Sight
POS_JOVIC Jovicentric Coordinates (Jupiter's Phenomena)
POS_JOVIC_X Jovicentric X
POS_JOVIC_Y Jovicentric Y
POS_LAMBERT Coordinates in the Lambert Projection
POS_LAMBERT_R Lambert Polar Distance
POS_LAMBERT_X Lambert X Coordinate
POS_LAMBERT_Y Lambert Y Coordinate
POS_LIMIT Position Limit to an Observation
POS_LITERAL Literal Alpha-Delta Identification of a Position
POS_LOCATION Location of certain events not easily expressed in other categories
POS_MAP Quantity Measurement on a Contour Map
POS_OCCULT Quantity related to the lunar occultations
POS_OCCULT_DIR Direction of lunar motion
POS_OCCULT_POS Quantity related to the lunar occultations
POS_OCCULT_SLOPE Lunar Slope
POS_OFFSET Positional offsets (distance from matching source, can be a string)
POS_PAR-ANG Parallactic Angle
POS_PARLX Parallax and related quantities
POS_PARLX_DYN Dynamical Parallax
POS_PARLX_PHOT Photometric Parallax
POS_PARLX_MISC Parallaxes derived from miscellaneous methods
POS_PARLX_SPEC Spectroscopic Parallax
POS_PARLX_TRIG Trigonometric Parallax
POS_PLANETARY Coordinates in a System Related Non-Jovian Planets
POS_PLATE Positions measured in photographic plates
POS_PLATE_DIFF Difference in position or separation between objects
POS_PLATE_X X Coordinate on a Plate
POS_PLATE_Y Y Coordinate on a Plate
POS_PM Proper Motion (non-equatorial) and related quantities
POS_PM_DIFF Difference In Proper Motion
POS_PM_DERIV Derivative of proper motion (angular acceleration)
POS_PM_NON-EQ Proper Motion (non-equatorial)
POS_PM_PA Polar Angle of Proper Motion Vector in a non-equatorial frame
POS_POS-ANG Position Angle (North through East) of a certain vector
POS_PRECESSION Precession
POS_RADIUS Radius Used To Calculate Other Quantity
POS_REFERENCE-SYSTEM Used Reference System
POS_SG Super Galactic Coordinates
POS_SG_LAT Supergalactic Latitude
POS_SG_LON Supergalactic Longitude
POS_SG_X Supergalactic X coordinate
POS_SG_Y Supergalactic Y coordinate
POS_SG_Z Supergalactic Z coordinate
POS_SOLAR Solar Positions
POS_SOLAR_ELEVAT Solar Elevation
POS_SOLAR_ELONG Solar Elongation
POS_TRANSF Transformation of a Position, like WCS constants
POS_TRANSF_PARAM Parameter used in astrometric transformations, e.g. WCS constants
POS_TANG-PLANE Tangent Plane Position or a system attached to an object
POS_TOPO Topocentric Positions
POS_TOPO_DEC Topocentric Declination
POS_TOPO_RA Topocentric right ascension
POS_VAR Positional Variations
POS_VAR_RATE Rate of Variation of positional quantities
POS_ZD Zenith Distance and related quantities
POS_ZD_MAIN Zenith Distance
POS_ZD_RES Residual In Zenith Distance
RECORD Record Number
REDSHIFT Redshift
REDSHIFT_DIFF Difference in redshift (usually between companions or nearby objects)
REDSHIFT_CMB Galactocentric Redshift
REDSHIFT_GC Redshift relative to the cosmic background
REDSHIFT_HC Redshift (normally heliocentric, or barycentric)
REDSHIFT_LG Redshift relative to the local group
REDSHIFT_PHOT Photometric Redshift
REDUCT Quantities Associated with the Reduction Process
REDUCT_EXTR-RAD Extraction Radius
REDUCT_METHOD Reduction Method or Technique
REDUCT_PARAM Reduction Parameter
REFER References
REFER_BIBCODE Reference Bibliographic Code
REFER_CODE References (or reference code)
REFER_TEXT Text related to a reference, may include author, journal, editor, publisher...
REFER_JOURN Journal/Publication
REFER_PAGE Page Number
REFER_VOL Volume Number or Identification
REMARKS Remark or Comments
SPECT Spectroscopy and related quantities
SPECT_BALMER Properties of hydrogen balmer series
SPECT_BALMER_DEC Balmer Decrement
SPECT_BALMER_JUMP Balmer Jump
SPECT_CONTINUUM Continuum Properties
SPECT_CONTINUUM_CORR-FACT Continuum Correction Factor
SPECT_CONTINUUM_DEPTH Continuum Depth
SPECT_CONTINUUM_INDICATOR Continuum Indicator
SPECT_CONTINUUM_PROP Continuum Properties
SPECT_DOPPLER-PAR Doppler Parameter
SPECT_EMISSIVITY Emissivity In A Certain Waveband
SPECT_EQ-WIDTH Equivalent Width
SPECT_FEATURE Spectroscopic Feature properties
SPECT_FEATURE_PROP Spectroscopic Feature properties
SPECT_FEATURE_WIDTH Equivalent Width of a given Feature
SPECT_FLUX Flux, usually in a narrow spectral band
SPECT_FLUX_NORM Normalized Flux, usually in a narrow spectral band
SPECT_FLUX_RATIO Spectroscopic flux ratio
SPECT_FLUX_UV Spectroscopy line flux in the uv
SPECT_FLUX_VALUE Flux, usually in a narrow spectral band
SPECT_GENERAL Spectroscopy in general
SPECT_HARDNESS-RATIO Hardness ratio usually in X-ray
SPECT_ID Spectral identification
SPECT_INDEX Spectroscopic index
SPECT_INDEX_BANDPASS Spectroscopic index bandpass
SPECT_INDEX_HALPHA H alpha spectroscopic index
SPECT_INDEX_HBETA H Beta spectroscopic index
SPECT_INDEX_HGAMMA H gamma spectroscopic index
SPECT_INDEX_MISC Miscellaneous spectroscopic index
SPECT_INTEGRAL Integral spectrum
SPECT_INTENSITY Spectral Intensity
SPECT_INTENSITY_ESTIMATED Estimated Intensity
SPECT_INTENSITY_FR-DROP Intensity Drop Fraction
SPECT_INTENSITY_HBETA-NORM Hbeta Normalized Intensity
SPECT_INTENSITY_INST-UNIT Intensity In Instrumental Units
SPECT_INTENSITY_MAIN Spectral Intensity
SPECT_INTENSITY_RATIO Intensity Ratio
SPECT_INTENSITY_REL Relative Intensity
SPECT_LINE Spectral Line Properties
SPECT_LINE_BROADENING Line Broadening
SPECT_LINE_CENT Line Central Position
SPECT_LINE_DEPTH Line Depth
SPECT_LINE_DEPTH_DIFF Difference In Line Depth
SPECT_LINE_DEPTH_VALUE Line Depth
SPECT_LINE_ENERGY Line Energy
SPECT_LINE_FREQUENCY Line Frequency (usually in radio)
SPECT_LINE_DIFF-FREQ Differential frequency between two lines (usually in radio)
SPECT_LINE_FWHM Line Full Width Half Maximum (FWHM)
SPECT_LINE_ID Line Identification
SPECT_LINE_INTENSITY Line Intensity
SPECT_LINE_MOMENT Line Moment
SPECT_LINE_RATIO Line Ratio
SPECT_LINE_STRENGTH Line Strength
SPECT_LINE_TEMP Line temperature
SPECT_LINE_WIDTH Line Width
SPECT_LUM-CLASS Luminosity Classification
SPECT_LUM/WVLNGTH-INT Luminosity per Wavelength Interval
SPECT_LUMINOSITY Monochromatic Luminosity
SPECT_NORMALIZED Normalized Spectrum
SPECT_PECUL Spectral Peculiarities
SPECT_RANGE Spectral Range
SPECT_RESOLUTION Spectral Resolution
SPECT_S/N Spectrum Signal To Noise Ratio
SPECT_SENSITIVITY Spectral sensitivity
SPECT_SOFTNESS-RATIO Softness ratio usual in x ray
SPECT_SP+INDEX Spectral Index (positive alpha)
SPECT_SP-INDEX Spectral Index (negative alpha)
SPECT_STARK Stark effect related quantities
SPECT_SUN Solar Spectrum
SPECT_TYPE Spectrum Classification
SPECT_TYPE_GENERAL Spectrum Classification
SPECT_TYPE_MK MK Spectral Classification
SPECT_TYPE_RADIO Radio Spectral Type
SPECT_VELOC Velocity (associated with lines)
SPECT_VELOC_VALUE Velocity (associated with lines)
SPECT_VELOC_WIDTH Velocity width
SPECT_WAVELENGTH Wavelength (associated to lines)
SPECT_WAVELENGTH_CENTRAL Central wavelength
SPECT_WAVELENGTH_DIFF Difference in Wavelength
SPECT_WAVELENGTH_MISC Wavelength (associated to lines)
STAT Statistical Properties
STAT_REJECT Percent of Rejection
STAT_COMPLETENESS Degree of Completeness of a Sample
STAT_CORRELATION Correlation
STAT_COVAR Statistical covariance parameter
STAT_LIKELIHOOD Maximum Likelihood of existence or occurence
STAT_LIKELIHOOD-RATIO Likelihood Ratio
STAT_MEAN Statistics Mean Value
STAT_MEDIAN Statistics Median Value
STAT_N-DOF Degrees of Freedom
STAT_PARAM Statistic Parameter or Factor
STAT_PROBABILITY Probability
STAT_PROP Statistical Properties
STAT_SAMP-FACTOR Sampling Factor
STAT_SIGNIFICANCE Statistical Significance
STAT_STDEV Statistical standard deviation (square root of the variance)
STAT_DISP Statistical measure of a dispersion (not an error)
STAT_VAR Statistical variance (squared standard deviation) or second moment
TEL Telescopes
TEL_SIZE Telescope size (dimension)
TEL_FOCAL-LENGTH Focal Length
TEL_ID Telescope Identification
TIME Time and related Quantities
TIME_AGE Age
TIME_CROSSING Crossing Time
TIME_CYCLE Cycle number of a variable object.
TIME_DATE Date (Julian Date or Heliocentric Julian date)
TIME_DELAY Time Delay
TIME_DIFF Time Difference O-C Residual
TIME_DP/DT Period Rate Of Change
TIME_EPOCH Epoch
TIME_EQUINOX Equinox
TIME_EVOLUTION Evolution Time
TIME_EXPTIME Exposure Time
TIME_INTERVAL Time Interval
TIME_LIMIT Time Limit
TIME_MISC Time in general
TIME_PERIOD Period
TIME_PHASE Phase (in the context of periodic variable objects)
TIME_RATE Rate Of Certain Phenomenon
TIME_RELAXATION Relaxation Time
TIME_RESOLUTION Time resolution
TIME_SCALE Time Scale
TIME_ZONE Time Zone
UNITS Units in which a quantity is measured
VAR Quantities related to variable objects
VAR_AMPLITUDE Amplitude of variation and related quantities
VAR_AMPLITUDE_RATIO Amplitude Ratio
VAR_AMPLITUDE_VALUE Amplitude of variation
VAR_CLASS Type of variability
VAR_DF/DT2 2nd time derivative of barycentric rotation frequency in seconds
VAR_DF/DT3 3rd time derivative of barycentric rotation frequency in seconds
VAR_FRACT-LIGHT Fraction Light
VAR_FREQ Frequency of change in variability, like harmnoics
VAR_INDEX Variability Index
VAR_LIGHT-DROP Light Drop
VAR_MAG-RANGE Magnitude Range
VAR_MEAN Quantity at stage of mean
VAR_MODEL-FIT Variability Fit Parameter
VAR_PERIOD Period of Variability and related quantities
VAR_PERIOD_VAR Period Variations
VAR_PRIM-MIN Primary Minimum Importance
VAR_PROBABILITY Probability of Variability
VAR_PULSE Quantities related to pulses (pulsars)
VAR_PULSE_EQ-WIDTH Pulse Equivalent Width
VAR_PULSE_WIDTH Pulse Width
VAR_OSCILL Radial Oscillation Parameter
VAR_RRLYRA-FREQ Frequency Of RR Lyrae
VAR_SEC-MIN Secondary Minimum Importance
VELOC Velocity
VELOC_BARYCENTER Barycenter Velocity
VELOC_CM Velocity Refered to a Co-Moving System
VELOC_CM_X Comoving Velocity Along X Eastward
VELOC_CM_Y Comoving Velocity Along Y Northward
VELOC_CM_Z Comoving Velocity Along the Line of Sight
VELOC_CMB Velocity or Redshift with respect to the 3K CMB
VELOC_CORR Velocity Correction
VELOC_DIFF Velocity Difference
VELOC_DISP Velocity Dispersion
VELOC_ESCAPE Escape Velocity
VELOC_EXPANSION Expansion Velocity
VELOC_GAL Space Velocity In Galactic Coordinates
VELOC_GAL_PHI Space Velocity In Galactic Coordinate Phi Component
VELOC_GAL_RHO Space Velocity In Galactic Coordinate Rho Component
VELOC_GAL_U Space Velocity In Galactic Coordinate U Component
VELOC_GAL_V Space Velocity In Galactic Coordinate V Component
VELOC_GAL_W Space Velocity In Galactic Coordinate W Component
VELOC_GAL_MISC Miscellaneous Velocities, like Total or Tangent velocity
VELOC_GC Galactocentric Radial Velocity (corrected from Sun motion)
VELOC_GEOC Geocentric Radial Velocity
VELOC_HC Heliocentric (or barycentric) Radial Velocity
VELOC_LG Local Group Radial Velocity
VELOC_LSR Radial Velocity Respect to the Local Standard of Rest
VELOC_MAX Maximum or Terminal Velocity
VELOC_MEAN Mean Velocity
VELOC_MICRO-TURB Microturbulence Velocity
VELOC_MISC Velocity in general
VELOC_OBS Observed velocity (without corrections)
VELOC_OCCULT Occultation Velocity
VELOC_ORBIT Orbital Velocity
VELOC_PECULIAR Peculiar Velocity
VELOC_PRE-ENTRY Pre-Entry Velocity (meteorites)
VELOC_PULSAT Pulsation Velocity
VELOC_RANGE Velocity Range
VELOC_RELAT Relative Velocity
VELOC_RESID Residual velocity (any component or system)
VELOC_RMS Velocity scatter or RMS
VELOC_ROTAT Rotational Velocity
VELOC_SPACE Space Velocity
VELOC_SPACE_X Space Velocity X Component
VELOC_SPACE_Y Space Velocity Y Component
VELOC_SPACE_Z Space Velocity Z Component
VELOC_SYST Systemic Velocity
VELOC_SYST_HC Heliocentric Systemic Velocity
VELOC_SYST_MISC Systemic Velocity
VELOC_TANG Tangential Velocities
VELOC_TANG_GAL Tangential Velocity in Galactic Frame
VELOC_TANG_MISC Tangential Velocity
VELOC_TANG_PEC Peculiar Tangential Velocity
VELOC_TOTAL Total Velocity
VELOC_WIND Wind Velocity
WEIGHT Statistical Weight Associated to Data Fits
CDS.headStuff2/viz-bin/UCDs(vizier.nao.ac.jp)