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Table: ls_dr7.bricks
(The bold columns are indexed columns)
Column Name | Description | Datatype |
---|---|---|
brickcol | Number of the brick within a Dec row | INTEGER |
brickid | Brick ID [1,662174] | INTEGER |
brickname | Name of brick, encoding the brick sky position, e.g. 1126p222 near RA=112.6, Dec=+22.2 | VARCHAR |
brickq | A priority factor used for processing | SMALLINT |
brickrow | Dec row number | INTEGER |
dec | Declination at epoch J2000 | DOUBLE |
dec1 | Lower Dec boundary | DOUBLE |
dec2 | Upper Dec boundary | DOUBLE |
elat | Ecliptic Latitude | DOUBLE |
elon | Ecliptic Longitude | DOUBLE |
glat | Galactic Latitude | DOUBLE |
glon | Galactic Longitude | DOUBLE |
htm9 | HTM index (order 9 => ~10 arcmin size) | INTEGER |
nest4096 | HEALPIX index (Nsides 4096, Nest scheme => ~52 arcsec size | INTEGER |
ra | Right ascension at epoch J2000 | DOUBLE |
ra1 | Lower RA boundary | DOUBLE |
ra2 | Upper RA boundary | DOUBLE |
ring256 | HEALPIX index (Nsides 256, Ring scheme => ~14 arcmin size) | INTEGER |