SDSS objects that match to FIRST objects have their match parameters stored here |
name | type | length | unit | ucd | description |
delta | real | 4 | arcsec | POS_ANG_DIST_GENERAL | Position difference between catalog and photo object (r' band) |
match | int | 4 | NUMBER | Number of matches to catalog within 2.0 arcsec | |
peak | real | 4 | mJy | PHOT_FLUX_RADIO | Peak first radio flux |
integr | real | 4 | mJy | PHOT_FLUX_RADIO | Integrated first radio flux |
rms | real | 4 | mJy | PHOT_FLUX_RADIO ERROR | rms error in flux |
major | real | 4 | arcsec | EXTENSION_RAD | Major axis (deconvolved) |
minor | real | 4 | arcsec | EXTENSION_SMIN | Minor axis (deconvolved) |
pa | real | 4 | deg | POS_POS-ANG | position angle (east of north) |
id | int | 4 | ID_CATALOG | FIRST catalog id of one matching source | |
lambda | float | 8 | deg | POS_SDSS_LAMBDA | Composite radio source survey longitude |
eta | float | 8 | deg | POS_SDSS_ETA | Composite radio source survey latitude |
objID | bigint | 8 | ID_MAIN | unique id, points to photoObj |