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	q_	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	zsp	zph	e_	<zph>
1	044.580328	+00.582509	2		3	J025819.27+003457.0	*	2002.0374	3	21.571	0.157	20.790	0.042	20.032	0.032	19.691	0.036	19.522	0.103
2	044.580328	+00.582505	2		6	J025819.27+003457.0	*	2002.8484	1	21.592	0.324	21.190	0.085	20.175	0.050	19.824	0.059	19.562	0.158