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ObjectQualityFlags values, e.g., column qualityFlag in table
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ObjectThin
These values are also listed in the system metadata table ObjectQualityFlags.
Flag name | Flag value in hexadecimal form | Flag value in decimal form | Description of the flag |
---|---|---|---|
DEFAULT | 0x00000000 | 0 | Initial value; resets all bits. |
QF_OBJ_EXT | 0x00000001 | 1 | Extended in our data (eg, PS). |
QF_OBJ_EXT_ALT | 0x00000002 | 2 | Extended in external data (eg, 2MASS). |
QF_OBJ_GOOD | 0x00000004 | 4 | Good-quality measurement in our data (eg,PS). |
QF_OBJ_GOOD_ALT | 0x00000008 | 8 | Good-quality measurement in external data (eg, 2MASS). |
QF_OBJ_GOOD_STACK | 0x00000010 | 16 | good-quality object in the stack (> 1 good stack measurement) |
QF_OBJ_BEST_STACK | 0x00000020 | 32 | the primary stack measurements are the best measurements. |
QF_OBJ_SUSPECT_STACK | 0x00000040 | 64 | suspect object in the stack (no more than 1 good measurement, 2 or more suspect or good stack measurement). |
QF_OBJ_BAD_STACK | 0x00000080 | 128 | poor-quality stack object (no more than 1 good or suspect measurement). |
ObjectInfoFlags values, e.g., column objInfoFlag in table
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ObjectThin
These values are also listed in the system metadata table ObjectInfoFlags.
Flag name | Flag value in hexadecimal form | Flag value in decimal form | Description of the flag |
---|---|---|---|
DEFAULT | 0x00000000 | 0 | Initial value; resets all bits. |
FEW | 0x00000001 | 1 | Used within relphot; skip star. |
POOR | 0x00000002 | 2 | Used within relphot; skip star. |
ICRF_QSO | 0x00000004 | 4 | object IDed with known ICRF quasar (may have ICRF position measurement) |
HERN_QSO_P60 | 0x00000008 | 8 | identified as likely QSO (Hernitschek et al 2015), P_QSO >= 0.60 |
HERN_QSO_P05 | 0x00000010 | 16 | identified as possible QSO (Hernitschek et al 2015), P_QSO >= 0.05 |
HERN_RRL_P60 | 0x00000020 | 32 | identified as likely RR Lyra (Hernitschek et al 2015), P_RRLyra >= 0.60 |
HERN_RRL_P05 | 0x00000040 | 64 | identified as possible RR Lyra (Hernitschek et al 2015), P_RRLyra >= 0.05 |
HERN_VARIABLE | 0x00000080 | 128 | identified as a variable based on ChiSq (Hernitschek et al 2015) |
TRANSIENT | 0x00000100 | 256 | identified as a non-periodic (stationary) transient |
HAS_SOLSYS_DET | 0x00000200 | 512 | at least one detection identified with a known solar-system object (asteroid or other). |
MOST_SOLSYS_DET | 0x00000400 | 1024 | most detections identified with a known solar-system object (asteroid or other). |
LARGE_PM | 0x00000800 | 2048 | star with large proper motion |
RAW_AVE | 0x00001000 | 4096 | simple weighted average position was used (no IRLS fitting) |
FIT_AVE | 0x00002000 | 8192 | average position was fitted |
FIT_PM | 0x00004000 | 16384 | proper motion model was fitted |
FIT_PAR | 0x00008000 | 32768 | parallax model was fitted |
USE_AVE | 0x00010000 | 65536 | average position used (not PM or PAR) |
USE_PM | 0x00020000 | 131072 | proper motion used (not AVE or PAR) |
USE_PAR | 0x00040000 | 262144 | parallax used (not AVE or PM) |
NO_MEAN_ASTROM | 0x00080000 | 524288 | mean astrometry could not be measured |
STACK_FOR_MEAN | 0x00100000 | 1048576 | stack position used for mean astrometry |
MEAN_FOR_STACK | 0x00200000 | 2097152 | mean astrometry used for stack position |
BAD_PM | 0x00400000 | 4194304 | failure to measure proper-motion model |
EXT | 0x00800000 | 8388608 | extended in our data (eg, PS) |
EXT_ALT | 0x01000000 | 16777216 | extended in external data (eg, 2MASS) |
GOOD | 0x02000000 | 33554432 | good-quality measurement in our data (eg,PS) |
GOOD_ALT | 0x04000000 | 67108864 | good-quality measurement in external data (eg, 2MASS) |
GOOD_STACK | 0x08000000 | 134217728 | good-quality object in the stack (> 1 good stack measurement) |
BEST_STACK | 0x10000000 | 268435456 | the primary stack measurements are the best measurements |
SUSPECT_STACK | 0x20000000 | 536870912 | suspect object in the stack (no more than 1 good measurement, 2 or more suspect or good stack measurement) |
BAD_STACK | 0x40000000 | 1073741824 | poor-quality stack object (no more than 1 good or suspect measurement) |
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ObjectFilterFlags values, e.g., column gFlags in table MeanObject
These values are also listed in the system metadata table
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Flag | Namename | Flag value in hexadecimal form | Flag value in decimal form | Description of the flag | |
---|---|---|---|---|---|
DEFAULT | 0x00000000 | 0 | Initial value; resets all bits. | ||
PSFMODEL SECF_STAR_FEW | 0x00000001 | 1 | Source fitted with a psf model (linear or non-linear). | Used within relphot: skip star. | |
SECF_STAR_POOR EXTMODEL | 0x00000002 | 2 | Source fitted with an extended-source model. | Used within relphot: skip star. | |
SECF_USE_SYNTH FITTED | 0x00000004 | 4 | Source fitted with non-linear model (PSF or EXT; good or bad). | Synthetic photometry used in average measurement. | |
SECF_USE_UBERCAL FAIL | 0x00000008 | 8 | Fit (non-linear) failed (non-converge\; off-edge\; run to zero). | ||
POOR | 0x00000010 | 16 | Fit succeeds\; but low-S/N\; high-Chisq\; or large (for PSF -- drop?). | ||
PAIR | 0x00000020 | 32 | Source fitted with a double PSF. | ||
Ubercal photometry used in average measurement. | |||||
SECF_HAS_PS1 | 0x00000010 | 16 | PS1 photometry used in average measurement. | ||
SECF_HAS_PS1_STACK | 0x00000020 | 32 | PS1 stack photometry exists. | ||
SECF_HAS_TYCHO PSFSTAR | 0x00000040 | 64 | Source used to define PSF model. | Tycho photometry used for synthetic magnitudes. | |
SECF_FIX_SYNTH SATSTAR | 0x00000080 | 128 | Source model peak is above saturation. | Synthetic magnitudes repaired with zeropoint map. | |
SECF_RANK_0 BLEND | 0x00000100 | 256 | Source is a blend with other sources. | Average magnitude uses only rank 0 detections. | |
SECF_RANK_1 EXTERNAL | 0x00000200 | 512 | Source based on supplied input position. | Average magnitude uses only rank 1 detections. | |
SECF_RANK_2 BADPSF | 0x00000400 | 1024 | Failed to get good estimate of object's PSF. | Average magnitude uses only rank 2 detections. | |
SECF_RANK_3 DEFECT | 0x00000800 | 2048 | Source is thought to be a defect. | Average magnitude uses only rank 3 detections. | |
SECF_RANK_4 SATURATED | 0x00001000 | 4096 | Source is thought to be saturated pixels (bleed trail). | ||
CR_LIMIT | 0x00002000 | 8192 | Source has crNsigma above limit. | ||
Average magnitude uses only rank 4 detections. | |||||
SECF_STACK_PRIMARY EXT_LIMIT | 0x00004000 | 16384 | Source has extNsigma above limit. | PS1 stack photometry comes from primary skycell. | |
SECF_STACK_BESTDET MOMENTS_FAILURE | 0x00008000 | 32768 | Could not measure the moments. | PS1 stack best measurement is a detection (not forced). | |
SECF_STACK_PRIMDET SKY_FAILURE | 0x00010000 | 65536 | Could not measure the local sky. | ||
SKYVAR_FAILURE | 0x00020000 | 131072 | Could not measure the local sky variance. | ||
BELOW_MOMENTS_SN | 0x00040000 | 262144 | Moments not measured due to low S/N. | ||
UNDEF_1 | 0x00080000 | 524288 | Unused bit value. | ||
BIG_RADIUS | 0x00100000 | 1048576 | Poor moments for small radius\; try large radius. | ||
PS1 stack primary measurement is a detection (not forced). | |||||
SECF_HAS_SDSS | 0x00100000 | 1048576 | This photcode has SDSS photometry. | ||
SECF_HAS_HSC AP_MAGS | 0x00200000 | 2097152 | Source has an aperture magnitudeThis photcode has HSC photometry. | ||
BLEND SECF_HAS_ FITCFH | 0x00400000 | 4194304 | Source was fitted as a blend. | This photcode has CFH photometry (mostly Megacam). | |
SECF_HAS_DES EXTENDED_FIT | 0x00800000 | 8388608 | Full extended fit was usedThis photcode has DES photometry. | ||
EXTENDED SECF_OBJ_ STATSEXT | 0x01000000 | 16777216 | Extended | aperture stats calculated.||
LINEAR_FIT | 0x02000000 | 33554432 | Source fitted with the linear fit. | ||
NONLINEAR_FIT | 0x04000000 | 67108864 | Source fitted with the non-linear fit. | ||
RADIAL_FLUX | 0x08000000 | 134217728 | Radial flux measurements calculated. | ||
SIZE_SKIPPED | 0x10000000 | 268435456 | Size could not be determined. | ||
PEAK_ON_SPIKE | 0x20000000 | 536870912 | Peak lands on diffraction spike. | ||
PEAK_ON_GHOST | 0x40000000 | 1073741824 | Peak lands on ghost or glint. | PEAK_OFF_CHIP | 0x80000000 | 2147483648 | Peak lands off edge of chip.
in this band. |
ForcedGalaxyShapeFlags values, e.g., column gGalFlags in table ForcedGalaxyShape
These values are also listed in the system metadata table ForcedGalaxyShapeFlags.
Flag name | Flag value in hexadecimal form | Flag value in decimal form | Description of the flag |
---|---|---|---|
NO_ERROR | 0x00000000 | 0 | No error condition raised. |
FAIL_FIT | 0x00000001 | 1 | Fit failed to converge or was degenerate |
TOO_FEW | 0x00000002 | 2 | Not enough points to fit the model |
OUT_OF_RANGE | 0x00000004 | 4 | Fit minimum too far outside data range |
BAD_ERROR | 0x00000008 | 8 | Invalid size error (nan or inf) |
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
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See DetectionFlags2 in PS1 Detection Flags
Column XinfoFlag3 (X one of g,r,i,z,y) in StackObjectThin
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See DetectionFlags3 in PS1 Detection Flags