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 Flag nameFlag value in hexadecimal formFlag value in decimal formDescription of the flag
DEFAULT0x000000000Initial value; resets all bits.
FEW0x000000011Used within relphot; skip star.
POOR0x000000022Used within relphot; skip star.
ICRF_QSO0x000000044object IDed with known ICRF quasar (may have ICRF position measurement)
HERN_QSO_P600x000000088identified as likely QSO (Hernitschek et al 2015), P_QSO >= 0.60
HERN_QSO_P050x0000001016identified as possible QSO (Hernitschek et al 2015), P_QSO >= 0.05
HERN_RRL_P600x0000002032identified as likely RR Lyra (Hernitschek et al 2015), P_RRLyra >= 0.60
HERN_RRL_P050x0000004064identified as possible RR Lyra (Hernitschek et al 2015), P_RRLyra >= 0.05
HERN_VARIABLE0x00000080128identified as a variable based on ChiSq (Hernitschek et al 2015)
TRANSIENT0x00000100256identified as a non-periodic (stationary) transient
HAS_SOLSYS_DET0x00000200512at least one detection identified with a known solar-system object (asteroid or other).
MOST_SOLSYS_DET0x000004001024most detections identified with a known solar-system object (asteroid or other).
LARGE_PM0x000008002048star with large proper motion
RAW_AVE0x000010004096simple weighted average position was used (no IRLS fitting)
FIT_AVE0x000020008192average position was fitted
FIT_PM0x0000400016384proper motion model was fitted
FIT_PAR0x0000800032768parallax model was fitted
USE_AVE0x0001000065536average position used (not PM or PAR)
USE_PM0x00020000131072proper motion used (not AVE or PAR)
USE_PAR0x00040000262144parallax used (not AVE or PM)
NO_MEAN_ASTROM0x00080000524288mean astrometry could not be measured
STACK_FOR_MEAN0x001000001048576stack position used for mean astrometry
MEAN_FOR_STACK0x002000002097152mean astrometry used for stack position
BAD_PM0x004000004194304failure to measure proper-motion model
EXT0x008000008388608extended in our data (eg, PS)
EXT_ALT0x0100000016777216extended in external data (eg, 2MASS)
GOOD0x0200000033554432good-quality measurement in our data (eg,PS)
GOOD_ALT0x0400000067108864good-quality measurement in external data (eg, 2MASS)
GOOD_STACK0x08000000134217728good-quality object in the stack (> 1 good stack measurement)
BEST_STACK0x10000000268435456the primary stack measurements are the best measurements
SUSPECT_STACK0x20000000536870912suspect object in the stack (no more than 1 good measurement, 2 or more suspect or good stack measurement)
BAD_STACK0x400000001073741824poor-quality stack object (no more than 1 good or suspect measurement)

Column XinfoFlag (X one of g,r,i,z,y) in StackObjectThin

See DetectionFlags in PS1 Detection Flags

Column XinfoFlag2 (X one of g,r,i,z,y) in StackObjectThin

See DetectionFlags2 in PS1 Detection Flags

Column XinfoFlag3 (X one of g,r,i,z,y) in StackObjectThin

See DetectionFlags3 in PS1 Detection Flags