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Table: ls_dr9.forced
(The bold columns are indexed columns)
| Column Name | Description | Datatype |
|---|---|---|
| apflux_1 | Aperture fluxes in this CCD, in nanomaggies, for aperture radius 0.5 arcsec | REAL |
| apflux_2 | Aperture fluxes in this CCD, in nanomaggies, for aperture radius 0.75 arcsec | REAL |
| apflux_3 | Aperture fluxes in this CCD, in nanomaggies, for aperture radius 1.0 arcsec | REAL |
| apflux_4 | Aperture fluxes in this CCD, in nanomaggies, for aperture radius 1.5 arcsec | REAL |
| apflux_5 | Aperture fluxes in this CCD, in nanomaggies, for aperture radius 2.0 arcsec | REAL |
| apflux_6 | Aperture fluxes in this CCD, in nanomaggies, for aperture radius 3.5 arcsec | REAL |
| apflux_7 | Aperture fluxes in this CCD, in nanomaggies, for aperture radius 5.0 arcsec | REAL |
| apflux_8 | Aperture fluxes in this CCD, in nanomaggies, for aperture radius 7.0 arcsec | REAL |
| apflux_ivar_1 | Inverse-variance on apflux for aperture radius 0.5, in 1/nanomaggies^2 | REAL |
| apflux_ivar_2 | Inverse-variance on apflux for radius 0.75, in 1/nanomaggies | REAL |
| apflux_ivar_3 | Inverse-variance on apflux for radius 1.0, in 1/nanomaggies | REAL |
| apflux_ivar_4 | Inverse-variance on apflux for radius 1.5, in 1/nanomaggies | REAL |
| apflux_ivar_5 | Inverse-variance on apflux for radius 2.0, in 1/nanomaggies | REAL |
| apflux_ivar_6 | Inverse-variance on apflux for radius 3.5, in 1/nanomaggies | REAL |
| apflux_ivar_7 | Inverse-variance on apflux for radius 5.0, in 1/nanomaggies | REAL |
| apflux_ivar_8 | Inverse-variance on apflux for radius 7.0, in 1/nanomaggies | REAL |
| ccddecrms | Dec rms in astrometric offset for the CCD | REAL |
| ccdphrms | Median photometric rms across all CCDs in the image (in mag) | REAL |
| ccdrarms | RA rms in astrometric offset for the CCD | REAL |
| ccdzpt | Zeropoint for the CCD (AB mag) | REAL |
| ddec | Motion of the source in the Dec direction, in arcsec | REAL |
| ddec_ivar | Inverse-variance on ddec, in 1/arcsec sup2 | REAL |
| dqmask | Data Quality mask from the CP pipeline for the center pixel (defined as for ALLMASK/ANYMASK on https://www.legacysurvey.org/dr9/bitmasks/ | SMALLINT |
| dra | When fitting for spatial derivatives, the motion of the source in the RA direction, in arcsec | REAL |
| dra_ivar | Inverse-variance on dra, in 1/arcsec sup2 | REAL |
| flux | Measured flux for this catalog object in this CCD, in nanomaggies | REAL |
| flux_ivar | Inverse-variance of the flux measurement, in 1/nanomaggies^2 | REAL |
| fracflux | Profile-weighted fraction of the flux from other sources over total flux | REAL |
| fracin | Fraction of a sources flux within the blob | REAL |
| fracmasked | Profile-weighted fraction of pixels masked | REAL |
| fwhm | CCD FWHM (in pixels) measured by the CP | REAL |
| ls_ccd_id | Unique CCD id | BIGINT |
| ls_id | Unique LS object ID | BIGINT |
| rchisq | Profile-weighted chi^2 residual chi-squared per pixel | REAL |
| skyrms | Sky rms for the entire image (in counts/second) | REAL |
| x | Horizontal pixel position of the catalog source in this CCD, in zero-indexed pixels | REAL |
| y | Vertical pixel position of the catalog source in this CCD, in zero-indexed pixels | REAL |
