VizieR

JavaScript is used, and should be enabled to get full functionality.

start AladinLite

V/147/sdss12

The SDSS Photometric Catalogue, Release 12 (Alam+, 2015)

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)

*Column*	*Value*		*Explain (UCD)*
_r	0.002	arcsec	Distance from center (007.083258-00.872678)[ICRS], at Epoch of catalog (ObsDate) (pos.angDistance) (POS_ANG_DIST_GENERAL)
_RAJ2000	00 28 19.98201	"h:m:s"	Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra) (POS_EQ_RA)
_DEJ2000	-00 52 21.6418	"d:m:s"	Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec) (POS_EQ_DEC)
_RAB1950	00 25 46.35976	"h:m:s"	Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra) (POS_EQ_RA)
_DEB1950	-01 08 56.9553	"d:m:s"	Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec) (POS_EQ_DEC)
_Glon	110.05117759	deg	Galactic longitude at Epoch=J0. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon) (POS_GAL_LON)
_Glat	-63.16514655	deg	Galactic latitude at Epoch=J0. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat) (POS_GAL_LAT)

ra	007.083258	deg	⁽ⁱ⁾ Right Ascension of the object (ICRS) at Epoch="ObsDate" (ra) (pos.eq.ra;meta.main) (POS_EQ_RA_MAIN)
dec	-00.872678	deg	⁽ⁱ⁾ Declination of the object (ICRS) at Epoch="ObsDate" (dec) (pos.eq.dec;meta.main) (POS_EQ_DEC_MAIN)
mode	2		[1/2] 1: primary (469,053,874 sources), 2: secondary (324,960,094 sources) (meta.code.class) (CLASS_CODE)
clean			[+] '+' indicates clean photometry (310,190,812 sources with mode 1+) (clean) (meta.code.qual;instr.setup) (CODE_QUALITY)
class	6		Type of object (3=galaxy, 6=star) (Note 1) (src.class) (CLASS_OBJECT)
SDSS12	J002819.98-005221.6		⁽ⁱ⁾ SDSS-DR12 name, based on J2000 position (meta.id) (ID_ALTERNATIVE)
m_SDSS12	*		[*] The asterisk indicates that 2 different SDSS objects share the same SDSS12 name (meta.code.multip) (CODE_MULT_INDEX)

DR12	Im		Image from SDSS-server (DR12) (meta.ref.url) (DATA_LINK)

SDSS-ID	4207-301-1-0419-0297		⁽ⁱ⁾ [0-9 -] SDSS object identifier (Note 2) (meta.id) (ID_ALTERNATIVE)
objID	1237663542088499497		⁽ⁱ⁾ SDSS unique object identifier (2) (links to SDSS-DR12 details) (Note) (meta.id;meta.main) (ID_MAIN)
Sp-ID			⁽ⁱ⁾ Spectroscopic Plate-MJD-Fiber identifier (7) (Note) (meta.id) (ID_ALTERNATIVE)
SpObjID	0		Pointer to the spectrum of object, or 0 (Note 7) (meta.id) (ID_ALTERNATIVE)
parentID	0		Pointer to parent (if object deblended) (meta.id.parent) (ID_PARENT)
flags	68987912960		Photo Object Attribute flags (Note 3) (meta.code.error) (CODE_MISC)
Status	1025		Hexadecimal status (Note 4) (meta.code) (CODE_MISC)
raErr	0.046	arcsec	[0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra) (ERROR)
decErr	0.062	arcsec	[0/20301] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec) (ERROR)
ObsDate	2003.8118	yr	⁽ⁱ⁾ Mean Observation date (Note 6) (time.epoch;obs;stat.mean) (TIME_DATE)
Q	3		[1/3] Quality of the observation: 1=bad 2=acceptable 3=good (meta.code.qual;obs.param;obs) (CODE_QUALITY)
u	25.124	mag	⁽ⁱ⁾ [4/38] Model magnitude in u filter, AB scale (u) (Note 5) (phot.mag;em.opt.U) (PHOT_SDSS_U)
err_u	1.050	mag	Mean error on umag (err_u) (stat.error;phot.mag) (ERROR)
g	22.492	mag	⁽ⁱ⁾ [5/40] Model magnitude in g filter, AB scale (g) (Note 5) (phot.mag;em.opt.B) (PHOT_SDSS_G)
err_g	0.134	mag	Mean error on gmag (err_g) (stat.error;phot.mag) (ERROR)
r	21.526	mag	⁽ⁱ⁾ [4/39] Model magnitude in r filter, AB scale (r) (Note 5) (phot.mag;em.opt.R) (PHOT_SDSS_R)
err_r	0.081	mag	Mean error on rmag (err_r) (stat.error;phot.mag) (ERROR)
i	20.453	mag	⁽ⁱ⁾ [3/40] Model magnitude in i filter, AB scale (i) (Note 5) (phot.mag;em.opt.I) (PHOT_SDSS_I)
err_i	0.046	mag	Mean error on imag (err_i) (stat.error;phot.mag) (ERROR)
z	19.923	mag	⁽ⁱ⁾ [3/38] Model magnitude in z filter, AB scale (z) (Note 5) (phot.mag;em.opt.I) (PHOT_SDSS_Z)
err_z	0.097	mag	Mean error on zmag (err_z) (stat.error;phot.mag) (ERROR)
zsp			⁽ⁱ⁾ [-0.02/7.1] Spectroscopic redshift (when SpObjID>0) (Note 7) (src.redshift) (REDSHIFT_HC)
e_zsp			Mean error on zsp (negative for bad fit) (Note 7) (stat.error) (ERROR)
f_zsp			[0/196] "zwarning" flag (Note 9) (meta.code) (CODE_MISC)
velDisp		km/s	[0/850] Velocity dispersion (velDisp) (phys.veloc.dispersion) (VELOC_DISP)
velDispErr		km/s	Mean error on Vdisp (velDispErr) (stat.error) (ERROR)
instrument			Spectral instrument used (SDSS or BOSS) (instrument) (meta.id;instr) (INST_ID)
sourceType			Source type (sourceType) (10) (list of types) (Note) (src.class) (CLASS_OBJECT)
spCl			Spectroscopic class: GALAXY, QSO, STAR (meta.code.class;pos.parallax.spect) (CLASS_STAR/GALAXY)
subClass			Spectroscopic subclass (subClass) (Note 11) (src.spType) (SPECT_GENERAL)
snMedian			[0/132] Median signal-to-noise over all good pixels (snMedian) (em.wl.central;stat.median) (INST_S/N)
flags_u	9007199388958721		Detection flags, u band (flags_u) (Note 3) (meta.code) (CODE_MISC)
probPSF_u	1		0=notStar, 1=Star in u band (probPSF_u) (src.class.starGalaxy) (CLASS_STAR/GALAXY)
type_u	6		[0/6] Phototype in u band, 6=Star (type_u) (Note 1) (src.class.starGalaxy) (CLASS_STAR/GALAXY)
uDate	2003.8118	yr	Date of observation in u band (Note 6) (time.epoch) (TIME_DATE)
u'mag	25.124	mag	[4/38] Model magnitude in u' filter (= umag) (Note 5) (phot.mag;em.opt.U) (PHOT_SDSS_U)
e_u'mag	1.050	mag	Mean error on u'mag (= e_umag) (stat.error;phot.mag) (ERROR)
psfMag_u	24.526	mag	[5/34] PSF magnitude in u band (psfMag_u) (phot.mag;em.opt.U) (PHOT_SDSS_U)
psfMagErr_u	1.128	mag	Mean error on upmag (psfMagErr_u) (stat.error;phot.mag) (ERROR)
petroMag_u	24.647	mag	[3/43] Petrosian magnitude in u band (petroMag_u) (phot.mag;em.opt.U) (PHOT_SDSS_U)
petroMagErr_u	1.525	mag	Mean error on uPmag (petroMagErr_u) (stat.error;phot.mag) (ERROR)
petroRad_u	0.678	arcsec	[0/260] Petrosian radius in u band (petroRad_u) (phys.angSize;src) (EXTENSION_RAD)
petroRadErr_u	0.585	arcsec	Mean error in uPrad (petroRadErr_u) (stat.error) (ERROR)
offsetRa_u	0.06	arcsec	Offset of u position along RA (offsetRa_u) (pos.angDistance) (POS_EQ_RA_OFF)
offsetDec_u	0.02	arcsec	Offset of u position along Dec (offsetDec_u) (pos.angDistance) (POS_EQ_DEC_OFF)
deVRad_u	0.004	arcsec	de Vaucouleurs fit radius, u band (deVRad_u) (phys.angSize;src) (EXTENSION_RAD)
udVell	0.301	arcsec	de Vaucouleurs fit ellipt, u band (1-deVAB_u) (src.ellipticity) (PHYS_ELLIPTICITY)
deVPhi_u	76.5	deg	Position angle of dVrad in u band (deVPhi_u) (pos.posAng) (POS_POS-ANG)
flags_g	275154764032		Detection flags, g band (flags_g) (Note 3) (meta.code) (CODE_MISC)
probPSF_g	0		0=notStar, 1=Star in g band (probPSF_g) (src.class.starGalaxy) (CLASS_STAR/GALAXY)
type_g	3		Phototype in g band, 6=Star (type_g) (Note 1) (src.class.starGalaxy) (CLASS_STAR/GALAXY)
gDate	2003.8118	yr	Date of observation in g band (Note 6) (time.epoch) (TIME_DATE)
g'mag	22.492	mag	[5/39] Model magnitude in g' filter (= gmag) (Note 5) (phot.mag;em.opt.B) (PHOT_SDSS_G)
e_g'mag	0.134	mag	Mean error on g'mag (= e_gmag) (stat.error;phot.mag) (ERROR)
psfMag_g	22.530	mag	[5/37] PSF magnitude in g band (psfMag_g) (phot.mag;em.opt.B) (PHOT_SDSS_G)
psfMagErr_g	0.131	mag	Mean error on gpmag (psfMagErr_g) (stat.error;phot.mag) (ERROR)
petroMag_g	22.327	mag	[4/46] Petrosian magnitude in g band (petroMag_g) (phot.mag;em.opt.B) (PHOT_SDSS_G)
petroMagErr_g	0.198	mag	Mean error on gPmag (petroMagErr_g) (stat.error;phot.mag) (ERROR)
petroRad_g	2.970	arcsec	Petrosian radius in g band (petroRad_g) (phys.angSize;src) (EXTENSION_RAD)
petroRadErr_g		arcsec	Mean error in gPrad (petroRadErr_g) (stat.error) (ERROR)
offsetRa_g	0.15	arcsec	Offset of g position along RA (offsetRa_g) (pos.angDistance) (POS_EQ_RA_OFF)
offsetDec_g	0.23	arcsec	Offset of g position along Dec (offsetDec_g) (pos.angDistance) (POS_EQ_DEC_OFF)
deVRad_g	2.864	arcsec	de Vaucouleurs fit radius, g band (deVRad_g) (phys.angSize;src) (EXTENSION_RAD)
gdVell	0.150	arcsec	de Vaucouleurs fit ellipt, g band (1-deVAB_g) (src.ellipticity) (PHYS_ELLIPTICITY)
deVPhi_g	154.5	deg	Position angle of dVrad in g band (deVPhi_g) (pos.posAng) (POS_POS-ANG)
flags_r	4503874773712896		Detection flags, r band (flags_r) (Note 3) (meta.code) (CODE_MISC)
probPSF_r	1		0=notStar, 1=Star in r band (probPSF_r) (src.class.starGalaxy) (CLASS_STAR/GALAXY)
type_r	6		Phototype in r band, 6=Star (type_r) (Note 1) (src.class.starGalaxy) (CLASS_STAR/GALAXY)
rDate	2003.8118	yr	Date of observation in r band (Note 6) (time.epoch) (TIME_DATE)
r'mag	21.526	mag	[4/39] Model magnitude in r' filter (= rmag) (Note 5) (phot.mag;em.opt.R) (PHOT_SDSS_R)
e_r'mag	0.081	mag	Mean error on r'mag (= e_rmag) (stat.error;phot.mag) (ERROR)
psfMag_r	21.551	mag	[4/33] PSF magnitude in r band (psfMag_r) (phot.mag;em.opt.R) (PHOT_SDSS_R)
psfMagErr_r	0.078	mag	Mean error on rpmag (psfMagErr_r) (stat.error;phot.mag) (ERROR)
petroMag_r	21.849	mag	[4/43] Petrosian magnitude in r band (petroMag_r) (phot.mag;em.opt.R) (PHOT_SDSS_R)
petroMagErr_r	0.179	mag	Mean error on rPmag (petroMagErr_r) (stat.error;phot.mag) (ERROR)
petroRad_r	1.205	arcsec	Petrosian radius in r band (petroRad_r) (phys.angSize;src) (EXTENSION_RAD)
petroRadErr_r	0.179	arcsec	Mean error in rPrad (petroRadErr_r) (stat.error) (ERROR)
offsetRa_r	0.00	arcsec	Offset of r position along RA (offsetRa_r) (pos.angDistance) (POS_EQ_RA_OFF)
offsetDec_r	0.00	arcsec	Offset of r position along Dec (offsetDec_r) (pos.angDistance) (POS_EQ_DEC_OFF)
deVRad_r	0.122	arcsec	de Vaucouleurs fit radius, r band (deVRad_r) (phys.angSize;src) (EXTENSION_RAD)
rdVell	0.185	arcsec	de Vaucouleurs fit ellipt, r band (1-deVAB_r) (src.ellipticity) (PHYS_ELLIPTICITY)
deVPhi_r	168.9	deg	Position angle of dVrad in r band (deVPhi_r) (pos.posAng) (POS_POS-ANG)
flags_i	275146342400		Detection flags, i band (flags_i) (Note 3) (meta.code) (CODE_MISC)
probPSF_i	1		0=notStar, 1=Star in i band (probPSF_i) (src.class.starGalaxy) (CLASS_STAR/GALAXY)
type_i	6		Phototype in i band, 6=Star (type_i) (Note 1) (src.class.starGalaxy) (CLASS_STAR/GALAXY)
iDate	2003.8118	yr	Date of observation in i band (Note 6) (time.epoch) (TIME_DATE)
i'mag	20.453	mag	[3/40] Model magnitude in i' filter (= imag) (Note 5) (phot.mag;em.opt.I) (PHOT_SDSS_I)
e_i'mag	0.046	mag	Mean error on i'mag (= e_imag) (stat.error;phot.mag) (ERROR)
psfMag_i	20.487	mag	[3/34] PSF magnitude in i band (psfMag_i) (phot.mag;em.opt.I) (PHOT_SDSS_I)
psfMagErr_i	0.045	mag	Mean error on ipmag (psfMagErr_i) (stat.error;phot.mag) (ERROR)
petroMag_i	20.717	mag	[3/45] Petrosian magnitude in i band (petroMag_i) (phot.mag;em.opt.I) (PHOT_SDSS_I)
petroMagErr_i	0.107	mag	Mean error on iPmag (petroMagErr_i) (stat.error;phot.mag) (ERROR)
petroRad_i	1.293	arcsec	Petrosian radius in i band (petroRad_i) (phys.angSize;src) (EXTENSION_RAD)
petroRadErr_i	0.113	arcsec	Mean error in iPrad (petroRadErr_i) (stat.error) (ERROR)
offsetRa_i	0.13	arcsec	Offset of i position along RA (offsetRa_i) (pos.angDistance) (POS_EQ_RA_OFF)
offsetDec_i	0.04	arcsec	Offset of i position along Dec (offsetDec_i) (pos.angDistance) (POS_EQ_DEC_OFF)
deVRad_i	0.093	arcsec	de Vaucouleurs fit radius, i band (deVRad_i) (phys.angSize;src) (EXTENSION_RAD)
idVell	0.210	arcsec	de Vaucouleurs fit ellipt, i band (1-deVAB_i) (src.ellipticity) (PHYS_ELLIPTICITY)
deVPhi_i	12.1	deg	Position angle of dVrad in i band (deVPhi_i) (pos.posAng) (POS_POS-ANG)
flags_z	275146375680		Detection flags, z band (flags_z) (Note 3) (meta.code) (CODE_MISC)
probPSF_z	1		0=notStar, 1=Star in z band (probPSF_z) (src.class.starGalaxy) (CLASS_STAR/GALAXY)
type_z	6		Phototype in z band, 6=Star (type_z) (Note 1) (src.class.starGalaxy) (CLASS_STAR/GALAXY)
zDate	2003.8118	yr	Date of observation in z band (Note 6) (time.epoch) (TIME_DATE)
z'mag	19.923	mag	[3/38] Model magnitude in z filter (= zmag) (Note 5) (phot.mag;em.opt.I) (PHOT_SDSS_Z)
e_z'mag	0.097	mag	Mean error on z'mag (= e_zmag) (stat.error;phot.mag) (ERROR)
psfMag_z	19.969	mag	[3/32] PSF magnitude in z band (psfMag_z) (phot.mag;em.opt.I) (PHOT_SDSS_Z)
psfMagErr_z	0.096	mag	Mean error on zpmag (psfMagErr_z) (stat.error;phot.mag) (ERROR)
petroMag_z	19.944	mag	[3/42] Petrosian magnitude in z band (petroMag_z) (phot.mag;em.opt.I) (PHOT_SDSS_Z)
petroMagErr_z	0.214	mag	Mean error on zPmag (petroMagErr_z) (stat.error;phot.mag) (ERROR)
petroRad_z	3.699	arcsec	Petrosian radius in z band (petroRad_z) (phys.angSize;src) (EXTENSION_RAD)
petroRadErr_z	2.743	arcsec	Mean error in zPrad (petroRadErr_z) (stat.error) (ERROR)
offsetRa_z	0.06	arcsec	Offset of z position along RA (offsetRa_z) (pos.angDistance) (POS_EQ_RA_OFF)
offsetDec_z	0.03	arcsec	Offset of z position along Dec (offsetDec_z) (pos.angDistance) (POS_EQ_DEC_OFF)
deVRad_z	0.170	arcsec	de Vaucouleurs fit radius, z band (deVRad_z) (phys.angSize;src) (EXTENSION_RAD)
zdVell	0.178	arcsec	de Vaucouleurs fit ellipt, z band (1-deVAB_z) (src.ellipticity) (PHYS_ELLIPTICITY)
deVPhi_z	66.2	deg	Position angle of dVrad in z band (deVPhi_z) (pos.posAng) (POS_POS-ANG)
pmRa		mas/yr	[-6121/4129] Proper motion along Right Ascension (pmRa) (Note 8) (pos.pm;pos.eq.ra) (POS_EQ_PMRA)
pmRaErr		mas/yr	Mean error on pmRA (pmRaErr) (Note 8) (stat.error;pos.pm;pos.eq.ra) (ERROR)
pmDec		mas/yr	[-4846/4437] Proper motion along Declination (pmDec) (Note 8) (pos.pm;pos.eq.dec) (POS_EQ_PMDEC)
pmDecErr		mas/yr	Mean error on pmDE (pmDecErr) (Note 8) (stat.error;pos.pm;pos.eq.dec) (ERROR)
sigRA		mas	[0/8662] RMS residual of proper motion fit in RA (Note 8) (stat.fit.residual) (FIT_RESIDUAL)
sigDE		mas	[0/10625] RMS residual of proper motion fit in Dec (Note 8) (stat.fit.residual) (FIT_RESIDUAL)
match			[1/4] Number of USNO-B objects matched within 1arcsec (match) (Note 8) (meta.number) (NUMBER)
nFit			[4/6] Number of detections used in the pm fit, including SDSS (nFit) (Note 8) (meta.number) (NUMBER)
g(O)			Magnitude from O plate recalibrated to g (Note 8) (phot.mag;em.opt.B) (PHOT_PHG_B)
r(E)			Magnitude from E plate recalibrated to r (Note 8) (phot.mag;em.opt.R) (PHOT_PHG_R)
g(J)			Magnitude from J plate recalibrated to g (Note 8) (phot.mag;em.opt.B) (PHOT_PHG_B)
r(F)			Magnitude from F plate recalibrated to r (Note 8) (phot.mag;em.opt.R) (PHOT_PHG_R)
i(N)			Magnitude from N plate recalibrated to i (Note 8) (phot.mag;em.opt.I) (PHOT_PHG_I)
zph			⁽ⁱ⁾ [-9999/] Photometric redshift; estimated by robust fit to nearest neighbors in a reference set (Note 12) (src.redshift) (REDSHIFT_PHOT)
zErr			[-9999/] Estimated error of the photometric redshift (zErr) (Note 12) (stat.error) (ERROR)
nnAvgZ			[0.009/0.9] average redshift of the nearest neighbors; if significantly different from zph this might be a better estimate than zph (nnAvgZ) (src.redshift.phot) (REDSHIFT_PHOT)
chisq_zph			Chi-square value for the minimum chi-square template fit (chisq_zph) (stat.value) (FIT_CHI2)
absMagU		mag	[-644/4] rest frame u' absolute magnitude (absMagU) (phys.magAbs) (PHOT_ABS-MAG_BAND)
absMagG		mag	[-472/3] rest frame g' absolute magnitude (absMagG) (phys.magAbs) (PHOT_ABS-MAG_BAND)
absMagR		mag	[-351/3] rest frame r' absolute magnitude (absMagR) (phys.magAbs) (PHOT_ABS-MAG_BAND)
absMagI		mag	[-271/7] rest frame i' absolute magnitude (absMagI) (phys.magAbs) (PHOT_ABS-MAG_BAND)
absMagZ		mag	[-199/3] rest frame z' absolute magnitude (absMagZ) (phys.magAbs) (PHOT_ABS-MAG_BAND)