TABLE  u05ah44bVariability

Contains statistical analysis of U05AH44B primary sources.

Photometric variability statistics. Astrometric fit to all data
Variability statistics in K bands

Required constraints:
  • Primary key is (sourceID)
  • (frameSetID) references u05ah44bMergeLog(frameSetID)

NameTypeLengthUnitDescriptionDefault ValueUnified Content Descriptor
sourceIDbigint8 UID (unique over entire WSA via programme ID prefix) of this merged detection as assigned by merge algorithm ID_MAIN
cuEventIDint4 UID of curation event giving rise to this record REFER_CODE
frameSetID link to glossarybigint8 frame set ID, unique over the whole WSA via programme ID prefix, assigned by merging procedure ID_FIELD
ra link to glossaryfloat8DegreesMean Right Ascension POS_EQ_RA_MAIN
dec link to glossaryfloat8DegreesMean Declination POS_EQ_DEC_MAIN
sigRa link to glossaryreal4DegreesUncertainty in mean RA-0.9999995e9ERROR
sigDec link to glossaryreal4DegreesUncertainty in mean Dec-0.9999995e9ERROR
expAstErr link to glossaryreal4arcsecRms calculated from polynomial fit to minimum astrometric RMS as a function of magnitude-0.9999995e9 
epoch link to glossaryfloat8YearsEpoch of measurement TIME_EPOCH
muRa link to glossaryreal4mas/yrProper motion in RA-0.9999995e9POS_EQ_PMRA
muDec link to glossaryreal4mas/yrProper motion in Dec-0.9999995e9POS_EQ_PMDEC
sigMuRa link to glossaryreal4mas/yrError on proper motion in RA-0.9999995e9ERROR
sigMuDec link to glossaryreal4mas/yrError on proper motion in Dec-0.9999995e9ERROR
parallax link to glossaryreal4masParallax of star-0.9999995e9 
minPllx link to glossaryreal4masLower limit of 90% confidence interval for parallax measurement-0.9999995e9 
maxPllx link to glossaryreal4masUpper limit of 90% confidence interval for parallax measurement-0.9999995e9 
chi2 link to glossaryreal4 Chi-squared value of astrometric solution-0.9999995e9FIT_CHI2
nFrames link to glossaryint4 Number of frames with good detections used to calculate astrometric fits0NUMBER
knGoodObs link to glossaryint4 Number of good detections in K band0 
knFlaggedObs link to glossaryint4 Number of detections in K band flagged as potentially spurious by u05ah44bDetection.ppErrBits0 
knMissingObs link to glossaryint4 Number of K band frames that this object should have been detected on and was not0 
kbestAper link to glossaryint4 Best aperture (1-6) for photometric statistics in the K band-9999 
kminCadence link to glossaryreal4daysminimum gap between observations-0.9999995e9 
kmedCadence link to glossaryreal4daysmedian gap between observations-0.9999995e9 
kmaxCadence link to glossaryreal4daysmaximum gap between observations-0.9999995e9 
ktotalPeriod link to glossaryreal4daystotal period of observations (last obs-first obs)-0.9999995e9 
kmeanMag link to glossaryreal4magMean K magnitude-0.9999995e9 
kmedianMag link to glossaryreal4magMedian K magnitude-0.9999995e9 
kMagRms link to glossaryreal4magrms of K magnitude-0.9999995e9 
kMagMAD link to glossaryreal4magMedian Absolute Deviation of K magnitude-0.9999995e9 
kskewness link to glossaryreal4 Skewness in K band (see Sesar et al. 2007)-0.9999995e9 
kMinMag link to glossaryreal4 Minimum magnitude in K band, of good detections-0.9999995e9 
kMaxMag link to glossaryreal4 Maximum magnitude in K band, of good detections-0.9999995e9 
kNgt3sig link to glossarysmallint2 Number of good detections in K-band that are more than 3 sigma deviations (kAperMagN < (kMeanMag-3*kMagRms)-9999 
kExpRms link to glossaryreal4magRms calculated from polynomial fit to modal RMS as a function of magnitude in K band-0.9999995e9 
kIntRms link to glossaryreal4magIntrinsic rms in K-band-0.9999995e9 
kchiSqpd link to glossaryreal4 Chi square (per degree of freedom) fit to data (mean and expected rms)-0.9999995e9 
kndof link to glossarysmallint2 Number of degrees of freedom for chisquare-9999 
kprobVar link to glossaryreal4 Probability of variable from chi-square (and other data)-0.9999995e9 
kVarClass link to glossarysmallint2 Classification of variability in this band-9999 
variableClass link to glossaryint4 Classification of objects across all bands.-99999999 
Total length178