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	340.838597	-00.115208	2		3	J224321.26-000654.7	*	2004.7318	2	20.672	0.231	20.261	0.073	19.700	0.045	19.341	0.038	19.161	0.105
2	340.838616	-00.115200	2		3	J224321.26-000654.7	*	2003.7925	3	20.301	0.134	18.993	0.018	18.562	0.022	18.308	0.022	18.432	0.114