wiki:db/queries/020
Last modified 6 years ago Last modified on 02/01/2013 06:19:44 AM

Low-z QSO candidates using the color cuts

SELECT gMag, objectId
FROM   Object
WHERE  extendedParameter < 0.2 -- is galaxy
   AND gMag <= 22
   AND uMag-gMag >= -0.27 AND uMag-gMag < 0.71
   AND gMag-rMag >= -0.24 AND gMag-rMag < 0.35
   AND rMag-iMag >= -0.27 AND rMag-iMag < 0.57
   AND iMag-zMag >= -0.35 AND iMag-zMag < 0.70

This query originally came from SDSS (SX-11)