Name Type Unit Description _healpix_29 int64 none "HEALPix order 29 pixel index." _healpix_19 int64 none "HEALPix order 19 pixel index." _healpix_9 int32 none "HEALPix order 9 pixel index." oid int64 none "Unique object identifier" ra double deg "Object Right Ascension" dec double deg "Object Declination" htm20 int64 none "HTM20 index for object" field int32 none "Field identifier" ccdid int8 none "CCD identifier (1-16)" qid int8 none "Quadrant (1-4)" fid int8 none "Filter identifier (1 = zg; 2 = zr; 3 = zi)" filtercode string none "Filter code (zg, zr, zi)" transient int8 none "Flag = 1 if epochal detections are transient (not detected in reference image)" x double none "Unit sphere position x-coordinate" y double none "Unit sphere position y-coordinate" z double none "Unit sphere position z-coordinate" astrometricrms double deg "Root Mean Squared deviation in epochal positions relative to object RA,Dec" chisq float none "Chi-square metric using nobs detections" con float none "Fraction of nobs where three consecutive epochs are > 2x RMS from median mag + 1" lineartrend float mag/d "Slope from linear fit to nobs detections" magrms float mag "Root Mean Squared deviation over nobs magnitudes" maxmag float mag "Maximum magnitude over nobs detections" maxslope float mag/d "Maximum pairwise slope over all consecutive nobs detections" meanmag float mag "Mean magnitude over nobs detections" medianabsdev float mag "Median absolute deviation in magnitudes over nobs detections" medianmag float mag "Median magnitude over nobs detections" medmagerr float mag "Median of magerr values over nobs detections" minmag float mag "Minimum magnitude over nobs detections" nabovemeanbystd_1 int32 none "Number of lightcurve points that are 1 standard deviation above the mean mag" nabovemeanbystd_3 int32 none "Number of lightcurve points that are 3 standard deviations above the mean mag" nabovemeanbystd_5 int32 none "Number of lightcurve points that are 5 standard deviations above the mean mag" nbelowmeanbystd_1 int32 none "Number of lightcurve points that are 1 standard deviation below the mean mag" nbelowmeanbystd_3 int32 none "Number of lightcurve points that are 3 standard deviations below the mean mag" nbelowmeanbystd_5 int32 none "Number of lightcurve points that are 5 standard deviations below the mean mag" nconsecabovemeanbystd_1 int32 none "Number of consecutive points that are 1 standard deviation above the mean mag" nconsecabovemeanbystd_3 int32 none "Number of consecutive points that are 3 standard deviations above the mean mag" nconsecabovemeanbystd_5 int32 none "Number of consecutive points that are 5 standard deviations above the mean mag" nconsecbelowmeanbystd_1 int32 none "Number of consecutive points that are 1 standard deviation below the mean mag" nconsecbelowmeanbystd_3 int32 none "Number of consecutive points that are 3 standard deviations below the mean mag" nconsecbelowmeanbystd_5 int32 none "Number of consecutive points that are 5 standard deviations below the mean mag" nconsecfrommeanbystd_1 int32 none "Number of consec. points that are 1 standard deviation above or below mean mag" nconsecfrommeanbystd_3 int32 none "Number of consec. points that are 3 standard deviations above or below mean mag" nconsecfrommeanbystd_5 int32 none "Number of consec. points that are 5 standard deviations above or below mean mag" ngoodobs int32 none "Number of epochal detections that were not flagged or masked due to bad pixels" ngoodobsrel int32 none "Number of epochal detections in this release not associated with bad pixels" nmedianbufferrange int32 none "Number of points more than 20% of the LC amplitude from the weighted mean mag" nobs int32 none "Total number of epochal detections (observation epochs) in the lightcurve" nobsrel int32 none "Total number of epochal detections that are in this release" npairposslope int32 none "Number of positive slopes between consecutive pairwise lightcurve points" percentiles_05 float mag "5th percentile in magnitude over nobs" percentiles_10 float mag "10th percentile in magnitude over nobs" percentiles_175 float mag "17.5 percentile in magnitude over nobs" percentiles_25 float mag "25th percentile in magnitude over nobs" percentiles_325 float mag "32.5 percentile in magnitude over nobs" percentiles_40 float mag "40th percentile in magnitude over nobs" percentiles_60 float mag "60th percentile in magnitude over nobs" percentiles_675 float mag "67.5 percentile in magnitude over nobs" percentiles_75 float mag "75th percentile in magnitude over nobs" percentiles_825 float mag "82.5 percentile in magnitude over nobs" percentiles_90 float mag "90th percentile in magnitude over nobs" percentiles_95 float mag "95th percentile in magnitude over nobs" refchi float none "Ratio of observed to expected pixel-to-pixel scatter of the image profile" refmag float mag "Object magnitude from reference image if detected (not transient)" refmagerr float mag "Error in refMag" refsharp float none "Measure of the difference between observed and expected angular sizes" refsnr float none "From the reference image catalog, signal-to-noise ratio" skewness float none "Skew (third moment) in lightcurve magnitudes over nobs" smallkurtosis float none "Small sample Kurtosis (fourth moment) in lightcurve magnitudes over nobs" stetsonj float none "Stetson-J statistic for this filter only; measures degree of autocorrelation" stetsonk float none "Stetson-K statistic; proportional to the kurtosis of the magnitude distribution" uncalibmeanmag float mag "Mean of instrumental magnitudes" vonneumannratio float none "Von Neumann Ratio statistic over nobs; measure of epoch-to-epoch variability" weightedmagrms float mag "Root Mean Square magnitude over nobs using inverse-variance weighting" weightedmeanmag float mag "Inverse-variance weighted mean magnitude over nobs" Norder uint8 none "Partition column. HEALPix order." Dir uint64 none "Partition column. Directory level, equal to 10_000 * floor[Npix / 10_000]." Npix uint64 none "Partition column. HEALPix pixel index."