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Table: sdss_dr17.x1p5__specobj__skymapper_dr4__master
(The bold columns are indexed columns)
Column NameDescriptionDatatype
dec1Declination in left/first table (dec)DOUBLE
dec2Declination in right/second table (dej2000)DOUBLE
distanceDistance between ra1,dec1 and ra2,dec2 (arcsec)DOUBLE
id1ID in left/first table (specobjid)BIGINT
id2ID in right/second table (object_id)BIGINT
ra1Right ascension in left/first table (ra)DOUBLE
ra2Right ascension in right/second table (raj2000)DOUBLE