VizieR

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

Simple Target List Of Targets Fast Xmatch with large catalogs or Simbad

Target Name (resolved by Sesame) or Position:	Target dimension:
NB: The epoch used for the query is the original epoch of the table(s)	Radius Box size

	J/ApJS/219/39	344885		QSOs selection from SDSS and WISE (Richards+, 2015) ReadMe+ftp 2015ApJS..219...39R Similar Catalogs Post annotation
1.	J/ApJS/219/39/master		Master quasar catalog (table 1) (original column names in green) (Note)* (1604577 rows) metaJ/ApJS/219/39/master

Simple Constraint List Of Constraints

Query by Constraints constraints help

applied on Columns (Output Order: + - )

Standard Original

Show

Sort

Column

Constraint

Explain (UCD)

recno

Record number assigned by the VizieR team. Should Not be used for identification. ((unassigned);(unassigned);(unassigned);phys.veloc)

RAJ2000

deg

⁽ⁱ⁾ Right ascension in decimal degrees (J2000) ((unassigned);(unassigned);(unassigned);(unassigned);arith)

DEJ2000

deg

⁽ⁱ⁾ Declination in decimal degrees (J2000) (phot.limbDark;phys.mol;arith.grad;(unassigned);arith)

⁽ⁿ⁾Link to photometry details for this QSO candidate ((unassigned);meta.ucd;arith.factor;pos.geocentric)

Run

[94/8162] SDSS run number (Note 1) ((unassigned);(unassigned);(unassigned);spect.line.veloc;arith)

Rerun

[301] SDSS rerun number ((unassigned);meta.version;arith.diff;spect.line.veloc;stat.median)

Camcol

[1/6] SDSS camera column ((unassigned);(unassigned);(unassigned);spect.line.veloc;meta.code.qual)

Field

[11/999] SDSS field number ((unassigned);meta.version;arith.diff;spect.line.veloc;time.lifetime)

[1/8138] SDSS ID number within the field ((unassigned);instr.background;arith.diff;spect.line.veloc;time.lifetime)

[3/6] SDSS object type (stellar=3, extended=6) (OBJC_TYPE) ((unassigned);meta.version;arith.diff;phys.atmol.sweight;meta.main)

Flags

SDSS object flags (OBJC_FLAGS) (Note 2) ((unassigned);meta.version;arith.diff;pos.galactic.lon)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

Flags2

SDSS object flags (OBJC_FLAGS2) ((unassigned);meta.version;arith.diff;pos.galactic.lon)

mag

[0.01/6.2] Magnitudes of Galactic extinction in u-band (EXTINCTION_U) ((unassigned);meta.version;arith.diff;phys.dust)

mag

[0.009/4.6] Magnitudes of Galactic extinction in g-band (EXTINCTION_G) ((unassigned);instr.det.psf;arith.grad;phys.dust)

mag

[0.006/3.3] Magnitudes of Galactic extinction in r-band (EXTINCTION_R) ((unassigned);stat.error;arith.factor;phys.dust)

mag

[0.005/2.5] Magnitudes of Galactic extinction in i-band (EXTINCTION_I) ((unassigned);(unassigned);(unassigned);phys.dust)

mag

[0.003/1.8] Magnitudes of Galactic extinction in i-band (EXTINCTION_Z) ((unassigned);meta.version;arith.diff;phys.dust)

Fupsf

[-27.7/2882.1] PSF flux in u-band (PSFFLUX_U) ((unassigned);meta.version;arith.diff;stat.filling;(unassigned);(unassigned))

Fgpsf

[-10.9/8313] PSF flux in g-band (PSFFLUX_G) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))

Frpsf

[-0.6/11314.1] PSF flux in r-band (PSFFLUX_R) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))

Fipsf

[-31.1/12356.4] PSF flux in i-band (PSFFLUX_I) ((unassigned);meta.version;arith.diff;stat.filling;(unassigned);(unassigned))

Fzpsf

[-2.1/12640.6] PSF flux in z-band (PSFFLUX_Z) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))

IVFu

[0/232.2] Inverse variance of point-spread function flux in u-band (PSFFLUX_IVAR_U) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))

IVFg

[0/645.8] Inverse variance of point-spread function flux in g-band (PSFFLUX_IVAR_G) ((unassigned);meta.version;arith.diff;stat.filling;(unassigned);(unassigned))

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

IVFr

[0/307.8] Inverse variance of point-spread function flux in r-band (PSFFLUX_IVAR_R) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))

IVFi

[0/106.8] Inverse variance of point-spread function flux in i-band (PSFFLUX_IVAR_I) ((unassigned);meta.version;arith.diff;stat.filling;(unassigned);(unassigned))

IVFz

[0/8] Inverse variance of point-spread function flux in z-band (PSFFLUX_IVAR_Z) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))

CoAFu

⁽ⁿ⁾ [-6.5/2882.1] Co-added point-spread function flux in u-band (PSFFLUX_CLEAN_U) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))

CoAFg

⁽ⁿ⁾ [-11/8313] Co-added point-spread function flux in g-band (PSFFLUX_CLEAN_G) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))

CoAFr

⁽ⁿ⁾ [-3/11314.1] Co-added point-spread function flux in r-band (PSFFLUX_CLEAN_R) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))

CoAFi

⁽ⁿ⁾ [-4.4/12356.4] Co-added point-spread function flux in i-band (PSFFLUX_CLEAN_I) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))

CoAFz

⁽ⁿ⁾ [-19.8/12640.6] Co-added point-spread function flux in z-band (PSFFLUX_CLEAN_Z) ((unassigned);meta.version;arith.diff;stat.filling;(unassigned);(unassigned))

IVCoAFu

[0/722.2] Inverse variance of co-added point-spread function flux in u-band (PSFFLUX_CLEAN_IVAR_U) ((unassigned);meta.version;arith.diff;stat.filling;(unassigned);(unassigned))

IVCoAFg

[0/2902] Inverse variance of co-added point-spread function flux in g-band (PSFFLUX_CLEAN_IVAR_G) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))

IVCoAFr

[0/1215.2] Inverse variance of co-added point-spread function flux in r-band (PSFFLUX_CLEAN_IVAR_R) ((unassigned);pos.posAng;arith.diff;stat.filling;(unassigned);(unassigned))

IVCoAFi

[0/579.1] Inverse variance of co-added point-spread function flux in i-band (PSFFLUX_CLEAN_IVAR_I) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))

IVCoAFz

[0/36] Inverse variance of co-added point-spread function flux in z-band (PSFFLUX_CLEAN_IVAR_Z) ((unassigned);meta.version;arith.diff;stat.filling;(unassigned);(unassigned))

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

f_CoAFu

[0/35] Flag indicating whether co-added (CLEAN) flux should be used (PSF_CLEAN_NUSE_U) ((unassigned);meta.version;arith.diff;pos.eq.dec)

f_CoAFg

[0/35] Flag indicating whether co-added (CLEAN) flux should be used (PSF_CLEAN_NUSE_G) ((unassigned);(unassigned);(unassigned);pos.eq.dec)

f_CoAFr

[0/35] Flag indicating whether co-added (CLEAN) flux should be used (PSF_CLEAN_NUSE_R) ((unassigned);(unassigned);(unassigned);pos.eq.dec)

f_CoAFi

[0/35] Flag indicating whether co-added (CLEAN) flux should be used (PSF_CLEAN_NUSE_I) ((unassigned);(unassigned);(unassigned);pos.eq.dec)

f_CoAFz

[0/35] Flag indicating whether co-added (CLEAN) flux should be used (PSF_CLEAN_NUSE_Z) ((unassigned);meta.version;arith.diff;pos.eq.dec)

zBest1

⁽ⁿ⁾ [0.06/5.5] First zBest value (ZBEST1) ((unassigned);meta.version;arith.diff;(unassigned);meta.main)

zBest2

⁽ⁿ⁾ [0.1/3.6] Second zBest value (ZBEST2) ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)

zBest3

⁽ⁿ⁾ [0.06/4.9] Third zBest value (ZBEST3) ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)

zBest4

⁽ⁿ⁾ [0.1/5.2] Fourth zBest value (ZBEST4) ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)

zBest5

⁽ⁿ⁾ [-8/5] Fifth zBest value (ZBEST5) ((unassigned);(unassigned);arith.factor;(unassigned);meta.main)

zBest6

⁽ⁿ⁾ [0.1/4.2] Sixth zBest value (ZBEST6) ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)

zBest7

⁽ⁿ⁾ [5.7/6.5] Seventh zBest value (ZBEST7) ((unassigned);meta.version;arith.diff;(unassigned);meta.main)

zBest8

⁽ⁿ⁾ [0.03/5.9] Eighth zBest value (ZBEST8) ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

zBest9

⁽ⁿ⁾ [0.1/3.9] Ninth zBest value (ZBEST9) ((unassigned);meta.version;arith.diff;(unassigned);meta.main)

zBest10

⁽ⁿ⁾ [-1/6.3] Tenth zBest value (ZBEST10) ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)

zBest11

⁽ⁿ⁾ [0.3/5.5] Eleventh zBest value (ZBEST11) ((unassigned);meta.version;arith.diff;(unassigned);meta.main)

zBest12

⁽ⁿ⁾ [0.07/3.6] Twelfth zBest value (ZBEST12) ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)

zBest13

⁽ⁿ⁾ [3.8/5.1] Thirteenth zBest value (ZBEST13) ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)

zBest14

⁽ⁿ⁾ [0.1/4.2] Fourtheenth zBest value (ZBEST14) ((unassigned);meta.version;arith.diff;(unassigned);meta.main)

r_zBest

[1/10113] Redshift source flag (SOURCEBIT) (Note 3) ((unassigned);meta.version;arith.diff;phys.veloc.dispersion;�(��5V)

Uni

[0/1] Indicates whether the SDSS object fell in the "uniform" selection area (SDSS_UNIFORM) (Note 4) ((unassigned);(unassigned);(unassigned);pos.eq.dec)

QSO

[0/1] AGES flag (AGES_QSO) (Note 5) ((unassigned);meta.version;arith.diff;pos.eq.dec)

Code06

[-782208/786384] AGES flag (AGES_CODE06) (Note 5) ((unassigned);meta.version;arith.diff;pos.eq.dec)

zphlo

[-1/6] Minimum photometric redshift (KDE_ZPHOTLO) (Note 6) ((unassigned);meta.version;arith.diff;(unassigned);meta.main)

zphhi

[-1/6.5] Maximum photometric redshift (KDE_ZPHOTHI) (Note 6) ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)

zphP

[-1/1] Photometric redshift probability (6) (KDE_ZPHOTPROB) ((unassigned);meta.unit;arith.factor;phys.polarization.circular;meta.main)

UV?

[0/1] Flag indicating a UV-excess or low-redshift source (KDE_LOWZORUVX) (Note 6) ((unassigned);(unassigned);(unassigned);pos.eq.dec)

zpkP

[0/1] Peak of the redshift probability (XDQSOZ_PEAKPROB) (Note 7) ((unassigned);meta.version;arith.diff;phys.polarization.circular;meta.main)

zpkFWHM

[0/3.2] FWHM of the redshift peak (7) (XDQSOZ_PEAKFWHM) ((unassigned);meta.version;arith.diff;time.age;meta.main)

Npk

[0/8] Number of peaks in photo-z distribution (XDQSOZ_NPEAKS) (Note 7) ((unassigned);(unassigned);(unassigned);src.var)

Sloan

Display the online SDSS data for the nearest object ((unassigned);(unassigned);(unassigned);pos.geocentric) (DATA_LINK)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

Adapt form	Display your selection only	Reset to default columns
	Display UCD1+ UCD1

The following problems were encountered in this VizieR run:

****Error execute query: UPDATE METAstat set nother=nother+1, tother=846504442 Where phase=3 and catid=22190039
**** 
**** --POSTGRES MSG db=1
**** Report from: stdb_pg,     Status: STDB_ERR 
****ERROR:  invalid page in block 0 of relation base/16403/6104 
****ERROR:  invalid page in block 0 of relation base/16403/6104

If you can't find a solution, report to CDS and insert into your message the following details:

.errorfile=/tmp/VR1472864.err (2026-10-28T12:07:21)
-3
-source=J/ApJS/219/39/master
-ref=VIZ6ae1e57a167960

elapse time 1