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Changes between Version 2 and Version 3 of DR2Flags


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Timestamp:
Jul 19, 2017, 4:05:47 PM (9 years ago)
Author:
heather
Comment:

--

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  • DR2Flags

    v2 v3  
    33
    44=== Image Flags ===
     5'''(most are different from what was previously there (and there are now twice as many flags)'''
     6
    57||NEW||0x00000000||0||No relphot / relastro attempted.||
    68||PHOTOM_NOCAL||0x00000001||1||'''Used within relphot to mean 'don't apply fit'. | user-set value used withing relphot: ignore (EAM!)'''||
    79||PHOTOM_POOR||0x00000002||2||'''Relphot says image is bad (dMcal > limit). (EAM!)'''||         
    810||PHOTOM_SKIP||0x00000004||4||'''External information image has bad photometry (EAM).'''||
    9 ||PHOTOM_FEW||0x00000008||8||Currently too few measurements for good value for photometry.||         
     11||PHOTOM_FEW||0x00000008||8||'''Currently too few measurements for good value for photometry.'''||         
    1012||ASTROM_NOCAL||0x00000010||16||'''User-set value used within relastro: ignore (EAM!).'''||
    11 ||ASTROM_POOR||0x00000020||32||Relastro says image is bad (dR,dD > limit).||
    12 ||ASTROM_FAIL||0x00000040||64||Relastro fit diverged, fit not applied.||
     13||ASTROM_POOR||0x00000020||32||'''Relastro says image is bad (dR,dD > limit).'''||
     14||ASTROM_FAIL||0x00000040||64||'''Relastro fit diverged, fit not applied.'''||
    1315||ASTROM_SKIP||0x00000080||128||'''External information image has bad astrometry. (EAM)'''||
    14 ||ASTROM_FEW||0x00000100||256||Currently too few measurements for good value for astrometry.||
    15 ||PHOTOM_UBERCAL||0x00000200||512||Externally-supplied photometry zero point from ubercal analysis.||
    16 ||ASTROM_GMM||0x00000400||1024||Image was fitted to positions corrected by the galaxy motion model.||
     16||ASTROM_FEW||0x00000100||256||'''Currently too few measurements for good value for astrometry.'''||
     17||PHOTOM_UBERCAL||0x00000200||512||'''Externally-supplied photometry zero point from ubercal analysis.'''||
     18||ASTROM_GMM||0x00000400||1024||'''Image was fitted to positions corrected by the galaxy motion model.'''||
    1719
    1820=== Detection Flags ===
    … …  
    5254||PEAK_OFF_CHIP||0x80000000||2147483648||Peak lands off edge of chip.||
    5355
     56=== DetectionFlags2 ===
    5457
     58||DEFAULT||0x00000000||0         ||Initial value; resets all bits.||
     59||DIFF_WITH_SINGLE||0x00000001||1         ||Difference source matched to a single positive detection.||
     60||DIFF_WITH_DOUBLE||0x00000002||2         ||Difference source matched to positive detections in both images.||
     61||MATCHED||0x00000004||4         ||source generated based on another image (forced photometry at source location).||
     62||ON_SPIKE||0x00000008||8         ||More than 25% of (PSF-weighted) pixels land on diffraction spike.||
     63||ON_STARCORE||0x00000010||16        ||More than 25% of (PSF-weighted) pixels land on starcore.||
     64||ON_BURNTOOL||0x00000020||32        ||More than 25% of (PSF-weighted) pixels land on burntool.||
     65||ON_CONVPOOR||0x00000040||64        ||More than 25% of (PSF-weighted) pixels land on convpoor.||
     66||PASS1_SRC||0x00000080||128       ||Source detected in first pass analysis||
     67||HAS_BRIGHTER_NEIGHBOR||0x00000100||256       ||Peak is not the brightest in its footprint||
     68||BRIGHT_NEIGHBOR_1||0x00000200||512       ||Flux_negative / (r^2 flux_positive) > 1.||
     69||BRIGHT_NEIGHBOR_10||0x00000400||1024      ||Flux_negative / (r^2 flux_positive) > 10.||
     70||DIFF_SELF_MATCH||0x00000800||2048      ||Positive detection match is probably this source.||
     71||SATSTAR_PROFILE||0x00001000||4096      ||Saturated source is modeled with a radial profile.||
     72||ECONTOUR_FEW_PTS||0x00002000||8192     ||Too few points to measure the elliptical contour.||
     73||RADBIN_NAN_CENTER||0x00004000||16384    ||Radial bins failed with too many NaN center bin.||
     74||PETRO_NAN_CENTER||0x00008000||32768    ||Petrosian (1976) radial bins failed with too many NaN center bin.||
     75||PETRO_NO_PROFILE||0x00010000||65536    ||Petrosian (1976) not built becaues radial bins missing.||
     76||PETRO_INSIG_RATIO||0x00020000||131072   ||Insignificant measurement of Petrosian (1976) ratio.||
     77||PETRO_RATIO_ZEROBIN||0x00040000||262144   ||Petrosian (1976) ratio in the 0th bin (likely bad).||
     78||EXT_FITS_RUN||0x00080000||524288   ||Attempted to run extended fits on this source.||
     79||EXT_FITS_FAIL||0x00100000||1048576  ||At least one of the model fits failed.||
     80||EXT_FITS_RETRY||0x00200000||2097152  ||One of the model fits was retried with new window.||
     81||EXT_FITS_NONE||0x00400000||4194304  ||All of the model fits failed.||
     82
     83
     84
     85=== DetectionFlags3 ===
     86
     87||DEFAULT||0x00000000||0||Initial value; resets all bits.||
     88||NOCAL||0x00000001||1||Detection ignored for this analysis (photcode, time range) -- internal only.||
     89||POOR_PHOTOM| |0x00000002||2||Detection is photometry outlier.||
     90||SKIP_PHOTOM| |0x00000004||4||Detection was ignored for photometry measurement.|| 
     91||AREA||0x00000008||8||Detection near image edge.|| 
     92||POOR_ASTROM| |0x00000010||16         ||Detection is astrometry outlier.||   
     93||SKIP_ASTROM| |0x00000020||32         ||Detection was ignored for astrometry measurement.||     
     94||USED_OBJ||0x00000040||64         ||Detection was used during update objects||
     95||USED_CHIP||0x00000080||128        ||Detection was used during update chips to measure astrometry with IRLS fit.||
     96||BLEND_MEAS||0x00000100||256        ||Detection is within radius of multiple objects.||
     97||BLEND_OBJ||0x00000200||512        ||Multiple detections within radius of object.||
     98||WARP_USED||0x00000400||1024       ||Measurement used to find mean warp photometry.||
     99||UNMASKED_ASTRO||0x00000800||2048       ||Detection was unmasked in update chips to determine astrometry parameter errors.||
     100||BLEND_MEAS_X||0x00001000||4096       ||Detection is within radius of multiple objects across catalogs.||     
     101||ARTIFACT||0x00002000||8192       ||Detection is thought to be non-astronomical.||       
     102||SYNTH_MAG||0x00004000||16384      ||Magnitude is synthetic.||
     103||PHOTOM_UBERCAL||0x00008000||32768      ||Externally-supplied zero point from ubercal analysis.||
     104||STACK_PRIMARY||0x00010000||65536      ||This stack measurement is in the primary skycell.|| 
     105||STACK_PHOT_SRC||0x00020000||131072     ||This measurement supplied the stack photometry.||
     106||ICRF_QSO||0x00040000||262144     ||This measurement is an ICRF reference position.||
     107||IMAGE_EPOCH| |0x00080000||524288     ||This measurement is registered to the image epoch (not tied to the reference catalog epoch).||
     108||PHOTOM_PSF||0x00100000||1048576    ||This measurement is used for the mean PSF magnitude.||
     109||PHOTOM_APER| |0x00200000||2097152    ||This measurement is used for the mean aperture magnitude.||
     110||PHOTOM_KRON| |0x00400000||4194304    ||This measurement is used for the mean Kron (1980) magnitude.||
     111||MASKED_PSF||0x01000000||16777216   ||This measurement is masked based on IRLS weights for the mean PSF magnitude.||
     112||MASKED_APER| |0x02000000||33554432   ||This measurement is masked based on IRLS weights for the mean aperture magnitude.||
     113||MASKED_KRON| |0x04000000||67108864   ||This measurement is masked based on IRLS weights for the mean Kron (1980) magnitude.||
     114||OBJECT_HAS_2MASS||0x10000000||268435456  ||’’’This measurement comes from an object with 2MASS data.’’’||
     115||OBJECT_HAS_GAIA||0x20000000||536870912  ||’’’This measurement comes from an object with Gaia data.’’’||
     116||OBJECT_HAS_TYCHO||0x40000000||1073741824 ||’’’This measurement comes from an object with Tycho data.’’’||
     117
     118=== ObjectInfoFlags ===
     119
     120||DEFAULT||0x00000000||0    ||Initial value; resets all bits.||
     121||FEW||0x00000001||1    ||Used within relphot; skip star.||
     122||POOR||0x00000002||2    ||Used within relphot; skip star.||
     123||ICRF_QSO||0x00000004||4    ||object IDed with known ICRF quasar (may have ICRF position measurement)||
     124||HERN_QSO_P60||0x00000008||8    ||identified as likely QSO (Hernitschek et al 2015), P_QSO >= 0.60||
     125||HERN_QSO_P05||0x00000010||16   ||identified as possible QSO (Hernitschek et al 2015), P_QSO >= 0.05||
     126||HERN_RRL_P60||0x00000020||32   ||identified as likely RR Lyra (Hernitschek et al 2015), P_RRLyra >= 0.60||
     127||HERN_RRL_P05||0x00000040||64   ||identified as possible RR Lyra (Hernitschek et al 2015), P_RRLyra >= 0.05||
     128||HERN_VARIABLE||0x00000080||128  ||identified as a variable based on ChiSq (Hernitschek et al 2015)||
     129||TRANSIENT||0x00000100||256  ||identified as a non-periodic (stationary) transient||
     130||HAS_SOLSYS_DET||0x00000200||512  ||at least one detection identified with a known solar-system object (asteroid or other).||
     131||MOST_SOLSYS_DET||0x00000400||1024 ||most detections identified with a known solar-system object (asteroid or other).||
     132||LARGE_PM||0x00000800||2048 ||star with large proper motion||
     133||RAW_AVE||0x00001000||4096 ||simple weighted average position was used (no IRLS fitting)||
     134||FIT_AVE||0x00002000||8192 ||average position was fitted||
     135||FIT_PM| |0x00004000||16384||proper motion model was fitted||
     136||FIT_PAR||0x00008000||32768||parallax model was fitted||
     137||USE_AVE||0x00010000||65536||average position used (not PM or PAR)||
     138||USE_PM| |0x00020000||131072         ||proper motion used (not AVE or PAR)||
     139||USE_PAR||0x00040000||262144         ||parallax used (not AVE or PM)||
     140||NO_MEAN_ASTROM||0x00080000||524288         ||mean astrometry could not be measured||
     141||STACK_FOR_MEAN||0x00100000||1048576        ||stack position used for mean astrometry||
     142||MEAN_FOR_STACK||0x00200000||2097152        ||mean astrometry used for stack position||
     143||BAD_PM| |0x00400000||4194304        ||failure to measure proper-motion model||
     144||EXT||0x00800000||8388608        ||extended in our data (eg, PS)||
     145||EXT_ALT||0x01000000||16777216       ||extended in external data (eg, 2MASS)||
     146||GOOD||0x02000000||33554432       ||good-quality measurement in our data (eg,PS)||
     147||GOOD_ALT||0x04000000||67108864       ||good-quality measurement in  external data (eg, 2MASS)||
     148||GOOD_STACK||0x08000000||134217728      ||good-quality object in the stack (> 1 good stack measurement)||
     149||BEST_STACK||0x10000000||268435456      ||the primary stack measurements are the best measurements||
     150||SUSPECT_STACK||0x20000000||536870912      ||suspect object in the stack (no more than 1 good measurement, 2 or more suspect or good stack measurement)||
     151||BAD_STACK||0x40000000||1073741824     ||poor-quality stack object (no more than 1 good or suspect measurement)||
     152
     153=== ObjectFilterFlags ===
     154
     155||DEFAULT||0x00000000||0    ||Initial value; resets all bits.||
     156||SECF_STAR_FEW||0x00000001||1    ||Used within relphot: skip star.||
     157||SECF_STAR_POOR||0x00000002||2    ||Used within relphot: skip star.||
     158||SECF_USE_SYNTH||0x00000004||4    ||Synthetic photometry used in average measurement.||
     159||SECF_USE_UBERCAL||0x00000008||8    ||Ubercal photometry used in average measurement.||
     160||SECF_HAS_PS1||0x00000010||16   ||PS1 photometry used in average measurement.||
     161||SECF_HAS_PS1_STACK||0x00000020||32   ||PS1 stack photometry exists.||
     162||SECF_HAS_TYCHO||0x00000040||64   ||Tycho photometry used for synthetic magnitudes.||
     163||SECF_FIX_SYNTH||0x00000080||128  ||Synthetic magnitudes repaired with zeropoint map.||
     164||SECF_RANK_0||0x00000100||256  ||Average magnitude uses only rank 0 detections.||
     165||SECF_RANK_1||0x00000200||512  ||Average magnitude uses only rank 1 detections.||
     166||SECF_RANK_2||0x00000400||1024 ||Average magnitude uses only rank 2 detections.||
     167||SECF_RANK_3||0x00000800||2048 ||Average magnitude uses only rank 3 detections.||
     168||SECF_RANK_4||0x00001000||4096 ||Average magnitude uses only rank 4 detections.||
     169||SECF_STACK_PRIMARY||0x00004000||16384||PS1 stack photometry comes from primary skycell.||
     170||SECF_STACK_BESTDET||0x00008000||32768||PS1 stack best measurement is a detection (not forced).||
     171||SECF_STACK_PRIMDET||0x00010000||65536||PS1 stack primary measurement is a detection (not forced).||
     172||SECF_HAS_SDSS||0x00100000||1048576        ||’’’This photcode has SDSS photometry (EAM??).’’’||
     173||SECF_HAS_HSC||0x00200000||2097152        ||’’’This photcode has HSC  photometry (EAM??).’’’||
     174||SECF_HAS_CFH||0x00400000||4194304        ||’’’This photcode has CFH  photometry (mostly Megacam) (EAM??).’’’||
     175||SECF_HAS_DES||0x00800000||8388608        ||’’’This photcode has DES  photometry (EAM??).’’’||
     176||SECF_OBJ_EXT||0x01000000||16777216       ||Extended in this band.||
     177
     178=== ObjectQualityFlags ===
     179
     180||DEFAULT||0x00000000||0       ||Initial value; resets all bits.||
     181||QF_OBJ_EXT||0x00000001||1       ||Extended in our data (eg, PS).||
     182||QF_OBJ_EXT_ALT||0x00000002||2       ||Extended in external data (eg, 2MASS).||
     183||QF_OBJ_GOOD||0x00000004||4       ||Good-quality measurement in our data (eg,PS).||
     184||QF_OBJ_GOOD_ALT||0x00000008||8       ||Good-quality measurement in  external data (eg, 2MASS).||
     185||QF_OBJ_GOOD_STACK||0x00000010||16      ||good-quality object in the stack (> 1 good stack measurement)||
     186||QF_OBJ_BEST_STACK||0x00000020||32      ||the primary stack measurements are the best measurements.||
     187||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).||
     188||QF_OBJ_BAD_STACK||’’’0x00000080’’’||’’’128      ‘’’||poor-quality stack object (no more than 1 good or suspect measurement).||
     189
     190=== ForcedGalaxyShapeFlags ===
     191
     192||NO_ERROR||0x00000000||0 ||No error condition raised.||
     193||FAIL_FIT||0x00000001||1 ||fit failed to converge or was degenerate||
     194||TOO_FEW||0x00000002||2 ||not enough points to fit the model||
     195||OUT_OF_RANGE||0x00000004||4 ||fit minimum too far outside data range||
     196||BAD_ERROR||0x00000008||8 ||invalid size error (nan or inf)||
     197