VizieR

Note:

V/147/sdss12 The SDSS Photometric Catalogue, Release 12 (Alam+, 2015)
ReadMe+ftp
2015ApJS..219...12A
metaV/147/sdss12

Data Release 12 (469,053,874 primary sources plus 324,960,094 secondary sources); 3,538,079 spectroscopic targets (original column names in green) (794013968 rows) (Note)

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Full	RA_ICRS deg	DE_ICRS deg	mode	class	SDSS12	m_	ObsDate yr	Q	umag mag	e_ mag	gmag mag	e_ mag	rmag mag	e_ mag	imag mag	e_ mag	zmag mag	e_ mag
1	008.324728	+00.191114	2	3	J003317.93+001128.0	*	2004.9505	3	21.824	0.228	20.660	0.037	20.011	0.033	19.709	0.039	19.362	0.127
2	008.324717	+00.191122	2	3	J003317.93+001128.0	*	1998.7333	3	21.428	0.217	20.396	0.040	19.968	0.039	19.587	0.039	19.326	0.132
3	008.324738	+00.191112	2	3	J003317.93+001128.0	*	2003.7408	3	21.757	0.243	20.662	0.039	20.099	0.036	19.622	0.033	19.488	0.137