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Glossary of WSA attributes

This Glossary alphabetically lists all attributes used in the UKIDSSDR3 database(s) held in the WSA. If you would like to have more information about the schema tables please use the UKIDSSDR3 Schema Browser (other Browser versions).
A B C D E F G H I J K L M
N O P Q R S T U V W X Y Z

R

NameSchema TableDatabaseDescriptionTypeLengthUnitDefault ValueUnified Content Descriptor
r_3sig twomass_xsc 2MASS 3-sigma K isophotal semi-major axis. real 4 arcsec   ERROR
R_D mgcGalaxyStruct MGC Exponential Disk Scale Length real 4   99.99  
R_D_KPC mgcGalaxyStruct MGC Exponential Disk Scale Length real 4 kpc 99.99  
R_Dm mgcGalaxyStruct MGC Exponential Disk Scale Length error (-) real 4   99.99  
R_Dp mgcGalaxyStruct MGC Exponential Disk Scale Length error (+) real 4   99.99  
r_ext twomass_xsc 2MASS extrapolation/total radius. real 4 arcsec   EXTENSION_RAD
r_fc twomass_xsc 2MASS K fiducial Kron circular aperture radius. real 4 arcsec   EXTENSION_RAD
r_fe twomass_xsc 2MASS K fiducial Kron elliptical aperture semi-major axis. real 4 arcsec   EXTENSION_RAD
r_j21fc twomass_xsc 2MASS 21mag/sq." isophotal J fiducial circular ap. radius. real 4 arcsec   EXTENSION_RAD
r_j21fe twomass_xsc 2MASS 21mag/sq." isophotal J fiducial ell. ap. semi-major axis. real 4 arcsec   EXTENSION_RAD
r_k20fc twomass_xsc 2MASS 20mag/sq." isophotal K fiducial circular ap. radius. real 4 arcsec   EXTENSION_RAD
r_k20fe twomass_xsc 2MASS 20mag/sq." isophotal K fiducial ell. ap. semi-major axis. real 4 arcsec   EXTENSION_RAD
RA twoxmm XMM Corrected Right Ascension of the detection in degrees (J2000) after statistical correlation of the emldetect coordinates, RA_UNC and DEC_UNC, with the USNO B1.0 optical source catalogue using the SAS task eposcorr. In case where the cross-correlation is determined to be unreliable no correction is applied and this value is therefore the same as RA_UNC. float 8 degrees    
ra CompleteStars, ReliableGalaxies, ReliableStars, Source SSA Mean RA, computed from detections merged in this catalogue float 8 degrees   POS_EQ_RA_MAIN
ra Detection SSA Celestial Right Ascension float 8 degrees   POS_EQ_RA_MAIN
ra RequiredMosaic WSA Right Ascension of mosaic centre float 8 degrees   POS_EQ_RA_MAIN
ra RequiredMosaic WSATransit Right Ascension of mosaic centre float 8 degrees   POS_EQ_RA_MAIN
ra RequiredStack WSA Right Ascension of stack centre float 8 degrees   POS_EQ_RA_MAIN
ra RequiredStack WSATransit Right Ascension of stack centre float 8 degrees   POS_EQ_RA_MAIN
ra dxsJKsource, gcsPointSource, gcsZYJHKsource, gpsJHKsource, gpsPointSource, lasExtendedSource, lasPointSource, lasYJHKsource, reliableDxsSource, reliableGcsPointSource, reliableGpsPointSource, reliableLasPointSource, reliableUdsSource, UKIDSSDetection WSA Celestial Right Ascension float 8 Degrees   POS_EQ_RA_MAIN
ra dxsDetection, dxsListRemeasurement, dxsSource, dxsSourceRemeasurement, gcsDetection, gcsListRemeasurement, gcsSource, gcsSourceRemeasurement, gpsDetection, gpsListRemeasurement, gpsSource, gpsSourceRemeasurement, lasDetection, lasListRemeasurement, lasSource, lasSourceRemeasurement, udsDetection, udsListRemeasurement, udsSource, udsSourceRemeasurement WSA Celestial Right Ascension float 8 Degrees   POS_EQ_RA_MAIN
Celestial Right Ascension as computed in the processing pipeline, accurate to of order 0.1 arcsec.
Note that original catalogue data has only r*4 storage precision, accurate only to ≈ 50mas. RA and Dec in the database are derived more precisely from WCS in the header and x and y attributes.
ra dxsJKmergeLog, dxsMergeLog, gcsMergeLog, gcsZYJHKmergeLog, gpsJHKmergeLog, gpsMergeLog, lasMergeLog, lasYJHKmergeLog, udsMergeLog WSA Right Ascension of field centre float 8 degrees   POS_EQ_RA_MAIN
ra firstSource FIRST J2000 Celestial Right Ascension float 8 degrees   POS_EQ_RA_MAIN
ra glimpse_hrc_inter, glimpse_mca_inter GLIMPSE Right Ascension (J2000) float 8 degrees   POS_EQ_RA_MAIN
ra iras_psc IRAS J2000 Celestial Right Ascension float 8 degrees   POS_EQ_RA_MAIN
ra mgcDetection MGC Object right ascension (J2000) float 8 deg    
ra nvssSource NVSS J2000 Celestial Right Ascension float 8 degrees   POS_EQ_RA_MAIN
ra ptsDetection WSATransit Celestial Right Ascension float 8 Degrees   POS_EQ_RA_MAIN
Celestial Right Ascension as computed in the processing pipeline, accurate to of order 0.1 arcsec.
Note that original catalogue data has only r*4 storage precision, accurate only to ≈ 50mas. RA and Dec in the database are derived more precisely from WCS in the header and x and y attributes.
ra rosat_bsc, rosat_fsc ROSAT Right Ascension (decimal degrees; J2000) float 8 degrees   POS_EQ_RA_MAIN
ra twomass_psc 2MASS J2000 right ascension with respect to the ICRS float 8 degrees   POS_EQ_RA_MAIN
ra twomass_scn 2MASS Right ascension of scan center for equinox J2000. float 8 degrees   POS_EQ_RA_MAIN
ra twomass_xsc 2MASS Right ascension (J2000 decimal deg) based on peak pixel. float 8 degrees   POS_EQ_RA_MAIN
ra ukirtFSstars WSA Right Ascension of star at Equinox J2000.0 float 8 degrees   POS_EQ_RA_MAIN
ra_1 twomass_scn 2MASS J2000 right ascension of the eastern corner at start of scan. float 8 degrees   POS_EQ_RA_MAIN
ra_2 twomass_scn 2MASS J2000 right ascension of the western corner at start of scan. float 8 degrees   POS_EQ_RA_MAIN
ra_3 twomass_scn 2MASS J2000 right ascension of the eastern corner at end of scan. float 8 degrees   POS_EQ_RA_MAIN
ra_4 twomass_scn 2MASS J2000 right ascension of the western corner at end of scan. float 8 degrees   POS_EQ_RA_MAIN
ra_err glimpse_hrc_inter, glimpse_mca_inter GLIMPSE Error in Right Ascension float 8 arcsec   ERROR
RA_UNC twoxmm XMM Right Ascension of the source in degrees (J2000) as determined by the SAS task emldetect by fitting a detection simultaneously in all cameras and energy bands. float 8 degrees    
raB1950 mgcDetection MGC Object right ascension (B1950) float 8 deg    
raBase Multiframe WSA Right ascension of base position {image primary HDU keyword: RABASE} float 8 hours -0.9999995e9 POS_EQ_RA_MAIN
raBase Multiframe WSATransit Right ascension of base position {image primary HDU keyword: RABASE} float 8 hours -0.9999995e9 POS_EQ_RA_MAIN
raCentre CurrentStdStarInfo, PreviousStdStarInfo, StdFieldInfo WSA Right Ascension of field centre float 8 degrees   POS_EQ_RA_MAIN
raCol Plate SSA Name of RA column in reference catalogue varchar 16     REMARKS
RAD_20KPC20 mgcGalaxyStruct MGC 1kpc radius at object distance (h=1) real 4 arcsecs 0.000  
RADEC_ERR twoxmm XMM Statistical 1 σ error on the detection position in arcseconds. real 4 arcsec    
raDecSys Multiframe WSA Mean equator of co-ordinates {image primary HDU keyword: RADESYS} varchar 4   NONE VAR_MEAN
raDecSys Multiframe WSATransit Mean equator of co-ordinates {image primary HDU keyword: RADESYS} varchar 4   NONE VAR_MEAN
radecSys Plate SSA Co-ordinate system of raPnt/decPnt, eg. FK4 varchar 4     POS_REFERENCE-SYSTEM
radius1 iras_asc IRAS Radius Vector from IRAS Source to Association smallint 2 arcsec   EXTENSION_RAD
radShieldTemp Multiframe WSA Rad shield temperature {image primary HDU keyword: RS_TEMP} real 4 degrees_Kelvin -0.9999995e9  
radShieldTemp Multiframe WSATransit Rad shield temperature {image primary HDU keyword: RS_TEMP} real 4 degrees_Kelvin -0.9999995e9  
raExtent RequiredMosaic WSA The angular extent in RA of the mosaic image real 4 degrees   ??
raExtent RequiredMosaic WSATransit The angular extent in RA of the mosaic image real 4 degrees   ??
raMoon Multiframe WSA Geocentric J2000 FK5 Mean Right ascension of the Moon float 8 hours -0.9999995e9 POS_EQ_RA_MAIN
raMoon Multiframe WSATransit Geocentric J2000 FK5 Mean Right ascension of the Moon float 8 hours -0.9999995e9 POS_EQ_RA_MAIN
raMoonTopo Multiframe WSA Apparent topocentric Right ascension of the Moon (including precession, nutation, and annual aberration) float 8 hours -0.9999995e9 POS_EQ_RA_MAIN
raMoonTopo Multiframe WSATransit Apparent topocentric Right ascension of the Moon (including precession, nutation, and annual aberration) float 8 hours -0.9999995e9 POS_EQ_RA_MAIN
raPMCol Plate SSA Name of RA proper motion column in reference catalogue varchar 16     REMARKS
raPnt Plate SSA Mean plate centre RA real 4 degrees   POS_EQ_RA_MAIN
raStar CurrentStdStarInfo, PreviousStdStarInfo WSA Right Ascension of star float 8 degrees   POS_EQ_RA_MAIN
raTelOff Multiframe WSA Right ascension telescope offset {image primary HDU keyword: TRAOFF} real 4 arcsec -0.9999995e9 POS_EQ_RA_OFF
raTelOff Multiframe WSATransit Right ascension telescope offset {image primary HDU keyword: TRAOFF} real 4 arcsec -0.9999995e9 POS_EQ_RA_OFF
rCore RequiredMosaic WSATransit CASU/SEX source extraction tool option for default profile fitting radius (recommended value=expected image FWHM) real 4 pixels -0.9999995e9 ??
rCore RequiredMosaic, RequiredStack WSA CASU/SEX source extraction tool option for default profile fitting radius (recommended value=expected image FWHM) real 4 pixels -0.9999995e9 ??
rCritAbs Plate SSA Absolute object rejection criterion real 4 microns   REDUCT_PARAM
rCritFin Plate SSA Final residual tolerance real 4 sigma   REDUCT_PARAM
rCritIni Plate SSA Initial matching tolerance for refstars real 4 microns   REDUCT_PARAM
rCritRel Plate SSA Relative object rejection criterion real 4     REDUCT_PARAM
rct1 rosat_fsc ROSAT number of nearby RASS detections with distances in range 0'-5' tinyint 1     ID_NUMBER
rct2 rosat_fsc ROSAT number of nearby RASS detections with distances in range 5'-10' tinyint 1     ID_NUMBER
rct3 rosat_fsc ROSAT number of nearby RASS detections with distances in range 10'-15' tinyint 1     ID_NUMBER
rd_flg twomass_psc 2MASS Read flag. varchar 3     CODE_MISC
RE_BULGE_KPC mgcGalaxyStruct MGC Bulge Effective Radius real 4 kpc 99.99  
readInterval Multiframe WSA Interval between reads {image primary HDU keyword: READINT} real 4 seconds -0.9999995e9 TIME_INTERVAL
readInterval Multiframe WSATransit Interval between reads {image primary HDU keyword: READINT} real 4 seconds -0.9999995e9 TIME_INTERVAL
readMode MultiframeDetector WSA Name of camera readmode {image primary HDU keyword: READMODE} varchar 8   NONE ??
readMode MultiframeDetector WSATransit Name of camera readmode {image primary HDU keyword: READMODE} varchar 8   NONE ??
readNoise MultiframeDetector WSA Readnoise estimate {image extension keyword: READNOIS} real 4   -0.9999995e9 ??
readNoise MultiframeDetector WSATransit Readnoise estimate {image extension keyword: READNOIS} real 4   -0.9999995e9 ??
readOutApp MultiframeDetector WSA Name of camera readout application {image extension keyword: CAPPLICN} varchar 32   NONE ??
readOutApp MultiframeDetector WSATransit Name of camera readout application {image extension keyword: CAPPLICN} varchar 32   NONE ??
recipe Multiframe WSA Data reduction recipe to be used {image primary HDU keyword: RECIPE} varchar 64   NONE REDUCT_METHOD
recipe Multiframe WSATransit Data reduction recipe to be used {image primary HDU keyword: RECIPE} varchar 64   NONE REDUCT_METHOD
recNo iras_asc IRAS Record Number of source in data file int 4     RECORD
recNum Detection SSA The record number in the original IAM file int 4     RECORD
refDecShift02 CurrentAstrometry WSA Ref Dec shift pass 0 to 2 (new - old) {image extension keyword: DECZP02} float 8 arcsec -0.9999995e9 ??
refDecShift02 CurrentAstrometry WSATransit Ref Dec shift pass 0 to 2 (new - old) {image extension keyword: DECZP02} float 8 arcsec -0.9999995e9 ??
reference Programme WSA a reference for the programme, eg. "http://www.ukidss.org/surveys/surveys.html" varchar 256     REFER_CODE
reference Programme WSATransit a reference for the programme, eg. "http://www.ukidss.org/surveys/surveys.html" varchar 256     REFER_CODE
refRaShift02 CurrentAstrometry WSA Ref RA shift pass 0 to 2 (new - old) {image extension keyword: RAZP02} float 8 arcsec -0.9999995e9 ??
refRaShift02 CurrentAstrometry WSATransit Ref RA shift pass 0 to 2 (new - old) {image extension keyword: RAZP02} float 8 arcsec -0.9999995e9 ??
rel0 twomass_scn 2MASS Flag indicating whether the scan is contained in the TWOMASS Sampler Release. smallint 2     CODE_MISC
rel1 twomass_scn 2MASS Flag indicating whether the scan is contained in the TWOMASS First Incremental Data Release (IDR1). smallint 2     CODE_MISC
rel2 twomass_scn 2MASS Flag indicating whether the scan is contained in the TWOMASS Second Incremental Data Release (IDR2). smallint 2     CODE_MISC
releaseDate Release WSA the release date datetime 8 MM-DD-YYYY 12-31-9999 TIME_DATE
releaseDate Release WSATransit the release date datetime 8 MM-DD-YYYY 12-31-9999 TIME_DATE
releaseNum Release WSA the release number smallint 2     ID_VERSION
releaseNum Release WSATransit the release number smallint 2     ID_VERSION
relUnc_100 iras_psc IRAS percent relative 100 micron flux density uncertainties. smallint 2     ERROR
relUnc_12 iras_psc IRAS percent relative 12 micron flux density uncertainties. smallint 2     ERROR
relUnc_25 iras_psc IRAS percent relative 25 micron flux density uncertainties. smallint 2     ERROR
relUnc_60 iras_psc IRAS percent relative 60 micron flux density uncertainties. smallint 2     ERROR
remoteAgent Multiframe WSA Name of remote agent (if any) {image primary HDU keyword: RMTAGENT} varchar 64   NONE ??
remoteAgent Multiframe WSATransit Name of remote agent (if any) {image primary HDU keyword: RMTAGENT} varchar 64   NONE ??
reqCloudMax Multiframe WSA requested maximum cloud coverage {image primary HDU keyword: RQ_MAXCL} float 8 percentage -0.9999995e9  
reqCloudMax Multiframe WSATransit requested maximum cloud coverage {image primary HDU keyword: RQ_MAXCL} float 8 percentage -0.9999995e9  
reqCloudMin Multiframe WSA requested minimum cloud coverage {image primary HDU keyword: RQ_MINCL} float 8 percentage -0.9999995e9  
reqCloudMin Multiframe WSATransit requested minimum cloud coverage {image primary HDU keyword: RQ_MINCL} float 8 percentage -0.9999995e9  
reqJSkyMax Multiframe WSA requested maximum J sky brightness {image primary HDU keyword: RQ_MAXSB} float 8 mag/arcsec**2 -0.9999995e9  
reqJSkyMax Multiframe WSATransit requested maximum J sky brightness {image primary HDU keyword: RQ_MAXSB} float 8 mag/arcsec**2 -0.9999995e9  
reqJSkyMin Multiframe WSA requested minimum J sky brightness {image primary HDU keyword: RQ_MINSB} float 8 mag/arcsec**2 -0.9999995e9  
reqJSkyMin Multiframe WSATransit requested minimum J sky brightness {image primary HDU keyword: RQ_MINSB} float 8 mag/arcsec**2 -0.9999995e9  
reqMoonMax Multiframe WSA requested maximum illumination moon {image primary HDU keyword: RQ_MAXMN} float 8 percentage -0.9999995e9  
reqMoonMax Multiframe WSATransit requested maximum illumination moon {image primary HDU keyword: RQ_MAXMN} float 8 percentage -0.9999995e9  
reqMoonMin Multiframe WSA requested minimum illumination moon {image primary HDU keyword: RQ_MINMN} float 8 percentage -0.9999995e9  
reqMoonMin Multiframe WSATransit requested minimum illumination moon {image primary HDU keyword: RQ_MINMN} float 8 percentage -0.9999995e9  
reqSeeingMax Multiframe WSA requested maximum seeing {image primary HDU keyword: RQ_MXSEE} float 8 arcsec -0.9999995e9  
reqSeeingMax Multiframe WSATransit requested maximum seeing {image primary HDU keyword: RQ_MXSEE} float 8 arcsec -0.9999995e9  
reqSeeingMin Multiframe WSA requested minimum seeing {image primary HDU keyword: RQ_MNSEE} float 8 arcsec -0.9999995e9  
reqSeeingMin Multiframe WSATransit requested minimum seeing {image primary HDU keyword: RQ_MNSEE} float 8 arcsec -0.9999995e9  
reqTauMax Multiframe WSA requested maximum tau constraint {image primary HDU keyword: RQ_MXTAU} float 8   -0.9999995e9  
reqTauMax Multiframe WSATransit requested maximum tau constraint {image primary HDU keyword: RQ_MXTAU} float 8   -0.9999995e9  
reqTauMin Multiframe WSA requested minimum tau constraint {image primary HDU keyword: RQ_MNTAU} float 8   -0.9999995e9  
reqTauMin Multiframe WSATransit requested minimum tau constraint {image primary HDU keyword: RQ_MNTAU} float 8   -0.9999995e9  
resFlux nvssSource NVSS Peak residual flux, in mJy/beam real 4 mJy   PHOT_FLUX_RADIO_MISC
resultsFile ArchiveCurationHistory WSA filename of any results file varchar 256     ID_FILE
resultsFile ArchiveCurationHistory WSATransit filename of any results file varchar 256     ID_FILE
REVOLUT twoxmm XMM The XMM-Newton revolution number. varchar 4 orbit    
rFlag rosat_bsc, rosat_fsc ROSAT source counts and extraction radius recalculated varchar 1     CODE_MISC
rh twomass_scn 2MASS Relative humidity of telescope enclosure at beginning of scan. smallint 2 %   OBS_CONDITIONS
RHALF mgcGalaxyStruct MGC GIM2D HLR real 4   99.99  
rl rosat_fsc ROSAT reliability of source detection (0...99) tinyint 1     STAT_SIGNIFICANCE
rmOldFrameSetsSQL Programme WSA SQL script name for deprecating old frame sets during source merging varchar 64     ??
rmOldFrameSetsSQL Programme WSATransit SQL script name for deprecating old frame sets during source merging varchar 64     ??
rms firstSource FIRST local noise estimate at the source position real 4 mJy   INST_NOISE
rolledBack ArchiveCurationHistory WSA Flag for roll-back of this event: 0=no, 1 = yes tinyint 1     ??
rolledBack ArchiveCurationHistory WSATransit Flag for roll-back of this event: 0=no, 1 = yes tinyint 1     ??
runID MultiframeDetector WSA Name of CASU raw data file {image extension keyword: RUNID} varchar 256   NONE ID_FILE
runID MultiframeDetector WSATransit Name of CASU raw data file {image extension keyword: RUNID} varchar 256   NONE ID_FILE
rvCol Plate SSA Name of radial velocity column in reference catalogue varchar 16     REMARKS



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