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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

	V/154	-1		Sloan Digital Sky Surveys (SDSS), Release 16 (DR16) (Ahumada+, 2020) ReadMe+ftp 2020ApJS..249....3A Similar Catalogs Post annotation
1.	V/154/sdss16		Data Release 16 (469,050,976 primary sources plus 325,277,739 secondary sources) (original column names in green) (Note) (1231051050 rows) metaV/154/sdss16

Simple Constraint List Of Constraints

Query by Constraints constraints help

applied on Columns (Output Order: + - )

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Column

Constraint

Explain (UCD)

objID

⁽ⁱ⁾ SDSS unique object identifier (1) (links to online SDSS-DR16 data) (Note) (meta.id;meta.main)

RA_ICRS

deg

⁽ⁱ⁾ Right Ascension of the object (ICRS) at Epoch="MJD" (ra) (pos.eq.ra;meta.main)

DE_ICRS

deg

⁽ⁱ⁾ Declination of the object (ICRS) at Epoch="MJD" (dec) (pos.eq.dec;meta.main)

fieldID

The field this object is in (meta.note)

mode

[1/4] PhotoMode (1=primary, 2=secondary, 3=family, 4=outside) (qualified to =1 by default) (meta.code.class)

class

⁽ⁿ⁾ [0/8] Type of object (3=galaxy, 6=star) (type) (Note 2) (src.class)

clean

[0/1] Clean photometry flag (1=clean; 0=unclean) (qualified to =1 by default) (meta.code)

flags

Photo Object Attribute flags (Note 3) (meta.code.error)

upmag

mag

⁽ⁿ⁾⁽ⁱ⁾ [4/35] PSF magnitude in u band (psfMag_u) (Note 4) (phot.mag;em.opt.U)

gpmag

mag

⁽ⁿ⁾ [3.7/37] PSF magnitude in g band (psfMag_g) (Note 4) (phot.mag;em.opt.B)

rpmag

mag

⁽ⁿ⁾ [3.8/36] PSF magnitude in r band (psfMag_r) (Note 4) (phot.mag;em.opt.R)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

ipmag

mag

⁽ⁿ⁾ [2.6/34] PSF magnitude in i band (psfMag_i) (Note 4) (phot.mag;em.opt.I)

zpmag

mag

⁽ⁿ⁾ [3.8/33.3] PSF magnitude in z band (psfMag_z) (Note 4) (phot.mag;em.opt.I)

e_upmag

mag

⁽ⁿ⁾ [1.5e-5/100] Mean error on upmag (psfMagErr_u) (Note 4) (stat.error;phot.mag)

e_gpmag

mag

⁽ⁿ⁾ Mean error on gpmag (psfMagErr_g) (Note 4) (stat.error;phot.mag)

e_rpmag

mag

⁽ⁿ⁾ Mean error on rpmag (psfMagErr_r) (Note 4) (stat.error;phot.mag)

e_ipmag

mag

⁽ⁿ⁾ Mean error on ipmag (psfMagErr_i) (Note 4) (stat.error;phot.mag)

e_zpmag

mag

⁽ⁿ⁾ Mean error on zpmag (psfMagErr_z) (Note 4) (stat.error;phot.mag)

uPmag

mag

⁽ⁿ⁾ [-0.4/47.2] Petrosian magnitude in u band (petroMag_u) (Note 4) (phot.mag;em.opt.U)

gPmag

mag

⁽ⁿ⁾ [3.7/48] Petrosian magnitude in g band (petroMag_g) (Note 4) (phot.mag;em.opt.B)

rPmag

mag

⁽ⁿ⁾ [1.3/48.6] Petrosian magnitude in r band (petroMag_r) (Note 4) (phot.mag;em.opt.R)

iPmag

mag

⁽ⁿ⁾ [2.6/48.4] Petrosian magnitude in i band (petroMag_i) (Note 4) (phot.mag;em.opt.I)

zPmag

mag

⁽ⁿ⁾ [-2.9/45.1] Petrosian magnitude in z band (petroMag_z) (Note 4) (phot.mag;em.opt.I)

e_uPmag

mag

⁽ⁿ⁾ [1e-7/100] Mean error in uPmag (petroMagErr_u) (Note 4) (stat.error;phot.mag)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

e_gPmag

mag

⁽ⁿ⁾ [9.1e-9/100] Mean error in gPmag (petroMagErr_g) (Note 4) (stat.error;phot.mag)

e_rPmag

mag

⁽ⁿ⁾ Mean error in rPmag (petroMagErr_r) (Note 4) (stat.error;phot.mag)

e_iPmag

mag

⁽ⁿ⁾ Mean error in iPmag (petroMagErr_i) (Note 4) (stat.error;phot.mag)

e_zPmag

mag

⁽ⁿ⁾ Mean error in zPmag (petroMagErr_z) (Note 4) (stat.error;phot.mag)

uPrad

arcsec

⁽ⁿ⁾ [1.2e-6/261] Petrosian radius in u band (petroRad_u) (phys.angSize;src)

gPrad

arcsec

⁽ⁿ⁾ [2.3e-6/261] Petrosian radius in g band (petroRad_g) (phys.angSize;src)

rPrad

arcsec

⁽ⁿ⁾ [4.9e-6/260] Petrosian radius in r band (petroRad_r) (phys.angSize;src)

iPrad

arcsec

⁽ⁿ⁾ [2.2e-6/263] Petrosian radius in i band (petroRad_i) (phys.angSize;src)

zPrad

arcsec

⁽ⁿ⁾ [8.3e-7/261] Petrosian radius in z band (petroRad_z) (phys.angSize;src)

e_uPrad

arcsec

⁽ⁿ⁾ [-1000/259] Mean error in rPrad (petroRadErr_u) (stat.error)

e_gPrad

arcsec

⁽ⁿ⁾ [-1000/259] Mean error in rPrad (petroRadErr_g) (stat.error)

e_rPrad

arcsec

⁽ⁿ⁾ [-1000/259] Mean error in rPrad (petroRadErr_r) (stat.error)

e_iPrad

arcsec

⁽ⁿ⁾ [-1000/259] Mean error in rPrad (petroRadErr_i) (stat.error)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

e_zPrad

arcsec

⁽ⁿ⁾ [-1000/257] Mean error in rPrad (petroRadErr_z) (stat.error)

udVrad

arcsec

⁽ⁿ⁾ [0/257] De Vaucouleurs fit radius u band (deVRad_u) (phys.angSize;src)

gdVrad

arcsec

⁽ⁿ⁾ [0/238] De Vaucouleurs fit radius g band (deVRad_g) (phys.angSize;src)

rdVrad

arcsec

⁽ⁿ⁾ [0/238] De Vaucouleurs fit radius r band (deVRad_r) (phys.angSize;src)

idVrad

arcsec

⁽ⁿ⁾ [0/232] De Vaucouleurs fit radius i band (deVRad_i) (phys.angSize;src)

zdVrad

arcsec

⁽ⁿ⁾ [0/238] De Vaucouleurs fit radius z band (deVRad_z) (phys.angSize;src)

udVell

⁽ⁿ⁾ [0.05/1] De Vaucouleurs fit b/a u band (deVAB_u) (phys.size.axisRatio)

gdVell

⁽ⁿ⁾ [0.05/1] De Vaucouleurs fit b/a g band (deVAB_g) (phys.size.axisRatio)

rdVell

⁽ⁿ⁾ [0.05/1] De Vaucouleurs fit b/a r band (deVAB_r) (phys.size.axisRatio)

idVell

⁽ⁿ⁾ [0.05/1] De Vaucouleurs fit b/a i band (deVAB_i) (phys.size.axisRatio)

zdVell

⁽ⁿ⁾ [0.05/1] De Vaucouleurs fit b/a z band (deVAB_z) (phys.size.axisRatio)

uPA

deg

⁽ⁿ⁾ [-10105/271] Position angle of dVrad in u band (deVPhi_u) (pos.posAng)

gPA

deg

⁽ⁿ⁾ [-10105/271] Position angle of dVrad in g band (deVPhi_g) (pos.posAng)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

rPA

deg

⁽ⁿ⁾ [-10105/271] Position angle of dVrad in r band (deVPhi_r) (pos.posAng)

iPA

deg

⁽ⁿ⁾ [-10105/271] Position angle of dVrad in i band (deVPhi_i) (pos.posAng)

zPA

deg

⁽ⁿ⁾ [-10105/271] Position angle of dVrad in z band (deVPhi_z) (pos.posAng)

uFlags

Detection flags u band (flags_u) (Note 3) (meta.code)

gFlags

Detection flags g band (flags_g) (Note 3) (meta.code)

rFlags

Detection flags r band (flags_r) (Note 3) (meta.code)

iFlags

Detection flags i band (flags_i) (Note 3) (meta.code)

zFlags

Detection flags z band (flags_z) (Note 3) (meta.code)

⁽ⁿ⁾ [0/8] Phototype in u band (6=Star ; 3=galaxy) (type_u) (Note 2) (src.class.starGalaxy)

⁽ⁿ⁾ [0/8] Phototype in i band (6=Star ; 3=galaxy) (type_g) (Note 2) (src.class.starGalaxy)

⁽ⁿ⁾ [0/8] Phototype in r band (6=Star ; 3=galaxy) (type_r) (Note 2) (src.class.starGalaxy)

⁽ⁿ⁾ [0/8] Phototype in i band (6=Star ; 3=galaxy) (type_i) (Note 2) (src.class.starGalaxy)

⁽ⁿ⁾ [0/8] Phototype in z band (6=Star ; 3=galaxy) (type_z) (Note 2) (src.class.starGalaxy)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

⁽ⁿ⁾ [0/1] 0=notStar 1=Star in u band (probPSF_u) (src.class.starGalaxy)

⁽ⁿ⁾ [0/1] 0=notStar 1=Star in g band (probPSF_g) (src.class.starGalaxy)

⁽ⁿ⁾ [0/1] 0=notStar 1=Star in r band (probPSF_r) (src.class.starGalaxy)

⁽ⁿ⁾ [0/1] 0=notStar 1=Star in i band (probPSF_i) (src.class.starGalaxy)

⁽ⁿ⁾ [0/1] 0=notStar 1=Star in z band (probPSF_z) (src.class.starGalaxy)

e_RA_ICRS

arcsec

[0/51703] Mean error on RAdeg (raErr) (stat.error;pos.eq.ra)

e_DE_ICRS

arcsec

[0/22795] Mean error on DEdeg (decErr) (stat.error;pos.eq.dec)

uoRA

arcsec

Offset of u position along RA (offsetRa_u) (pos.angDistance)

goRA

arcsec

Offset of g position along RA (offsetRa_g) (pos.angDistance)

roRA

arcsec

Offset of r position along RA (offsetRa_r) (pos.angDistance)

ioRA

arcsec

Offset of i position along RA (offsetRa_i) (pos.angDistance)

zoRA

arcsec

Offset of z position along RA (offsetRa_z) (pos.angDistance)

uoDE

arcsec

Offset of u position along Dec (offsetDec_u) (pos.angDistance)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

goDE

arcsec

Offset of g position along Dec (offsetDec_g) (pos.angDistance)

roDE

arcsec

Offset of r position along Dec (offsetDec_r) (pos.angDistance)

ioDE

arcsec

Offset of i position along Dec (offsetDec_i) (pos.angDistance)

zoDE

arcsec

Offset of z position along Dec (offsetDec_z) (pos.angDistance)

parentID

Pointer to parent (if object deblended) (meta.id.parent)

SpObjID

(char)

⁽ⁱ⁾ Pointer to the spectrum of object or 0 (specObjID) (Note 6) (meta.id)

umag

mag

⁽ⁿ⁾⁽ⁱ⁾ [4/37.3] Model magnitude in u filter AB scale (u) (Note 7) (phot.mag;em.opt.U)

gmag

mag

⁽ⁿ⁾⁽ⁱ⁾ [3.7/39.6] Model magnitude in g filter AB scale (g) (Note 7) (phot.mag;em.opt.B)

rmag

mag

⁽ⁿ⁾⁽ⁱ⁾ [3.8/40.4] Model magnitude in r filter AB scale (r) (Note 7) (phot.mag;em.opt.R)

imag

mag

⁽ⁿ⁾⁽ⁱ⁾ [2.6/39.5] Model magnitude in i filter AB scale (i) (Note 7) (phot.mag;em.opt.I)

zmag

mag

⁽ⁿ⁾⁽ⁱ⁾ [3.5/37.2] Model magnitude in z filter AB scale (z) (Note 7) (phot.mag;em.opt.I)

e_umag

mag

⁽ⁿ⁾ [8.9e-8/3444] Mean error on umag (err_u) (stat.error;phot.mag)

e_gmag

mag

⁽ⁿ⁾ [3.8e-8/5955] Mean error on gmag (err_g) (stat.error;phot.mag)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

e_rmag

mag

⁽ⁿ⁾ [5.2e-8/915] Mean error on rmag (err_r) (stat.error;phot.mag)

e_imag

mag

⁽ⁿ⁾ [0/634] Mean error on imag (err_i) (stat.error;phot.mag)

e_zmag

mag

⁽ⁿ⁾ [9.4e-8/3529] Mean error on zmag (err_z) (stat.error;phot.mag)

Status

[0/4145] Decimal status (resolveStatus) (Note 5) (meta.code)

spInst

(char)

Spectral instrument used ("SDSS" or "BOSS") (spec_instrument) (Note 6) (meta.id;instr)

spType

(char)

Source type (spec_sourceType) (6) (Note 8) (src.class)

zsp

⁽ⁿ⁾⁽ⁱ⁾ [-0.012/7.06] Spectroscopic final redshift (when SpObjID>0) (spec_z) (Note 6) (src.redshift)

e_zsp

⁽ⁿ⁾ [-6/30689] Mean error on zsp (negative for bad fit) (spec_zErr) (Note 6) (stat.error)

f_zsp

⁽ⁿ⁾ [0/902] Zwarning flag (spec_zWarning) (6) (Note 9) (meta.code)

spCl

(char)

Spectroscopic class: "GALAXY"; "QSO"; "STAR" (spec_class) (Note 6) (meta.code.class;pos.parallax.spect)

subCl

(char)

Spectroscopic subclass (spec_subClass) (6) (Note 10) (src.class)

Vdisp

km/s

⁽ⁿ⁾ [0/850] Velocity dispersion (spec_velDisp) (Note 6) (phys.veloc.dispersion)

e_Vdisp

km/s

⁽ⁿ⁾ [-7/4526] Mean error on Vdisp (spec_velDispErr) (Note 6) (stat.error)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

spS/N

⁽ⁿ⁾ [-1927/132] Median signal-to-noise over all good pixels (spec_snMedian) (Note 6) (em.wl.central;stat.median)

⁽ⁿ⁾ [0/4] Number of USNO-B objects matched within 1arcsec (pm_match) (Note 11) (meta.number)

pmRA

mas/yr

⁽ⁿ⁾ [-6121/5519] Proper motion along Right Ascension (pm_pmRa) (Note 11) (pos.pm;pos.eq.ra)

pmDE

mas/yr

⁽ⁿ⁾ [-4846/4437] Proper motion along Declination (pm_pmDec) (Note 11) (pos.pm;pos.eq.dec)

e_pmRA

mas/yr

⁽ⁿ⁾ [0/4709] Mean error on pmRA (pm_pmRaErr) (Note 11) (stat.error;pos.pm;pos.eq.ra)

e_pmDE

mas/yr

⁽ⁿ⁾ [0/4709] Mean error on pmDE (pm_pmDecErr) (Note 11) (stat.error;pos.pm;pos.eq.dec)

sigRA

mas

⁽ⁿ⁾ [0/8662] RMS residual of proper motion fit in RA (pm_sigRa) (Note 11) (stat.fit.residual)

sigDE

mas

⁽ⁿ⁾ [0/10625] RMS residual of proper motion fit in Dec (pm_sigDec) (Note 11) (stat.fit.residual)

⁽ⁿ⁾ [0/6] Number of detections used in the pm fit including SDSS (pm_nFit) (Note 11) (meta.number)

g(O)

⁽ⁿ⁾ [-214740/70189] Magnitude from USNO-B O plate recalibrated to SDSS g (pm_O) (Note 11) (phot.mag;em.opt.B)

r(E)

⁽ⁿ⁾ Magnitude from E plate recalibrated to SDSS r (pm_E) (Note 11) (phot.mag;em.opt.R)

g(J)

⁽ⁿ⁾ Magnitude from J plate recalibrated to SDSS g (pm_J) (Note 11) (phot.mag;em.opt.B)

r(F)

⁽ⁿ⁾ Magnitude from F plate recalibrated to SDSS r (pm_F) (Note 11) (phot.mag;em.opt.R)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

i(N)

⁽ⁿ⁾ Magnitude from N plate recalibrated to SDSS i (pm_N) (Note 11) (phot.mag;em.opt.I)

zph

⁽ⁿ⁾⁽ⁱ⁾ [5e-4/1] Photometric redshift estimated by robust fit to nearest neighbors in a reference set (photoz_z) (Note 12) (src.redshift)

e_zph

⁽ⁿ⁾ [0.003/0.3] Estimated error of the photometric redshift (photoz_zErr) (Note 12) (stat.error)

<zph>

⁽ⁿ⁾ [0.009/0.9] Average redshift of the nearest neighbors; if significantly different from zph this might be a better estimate than zph (photoz_nnAvgZ) (Note 12) (src.redshift.phot)

chi2

⁽ⁿ⁾ [2e-12/6.3e7] Chi-square value for the minimum chi-square template fit (photoz_chisq) (Note 12) (stat.value)

[1/3] Quality of the observation: 1=bad; 2=barely acceptable; 3=good (field_quality) (Note 13) (meta.code.qual;obs.param;obs)

uMJD

Date of observation in u band (field_mjd_u) (Note 13) (time.epoch)

gMJD

Date of observation in g band (field_mjd_g) (Note 13) (time.epoch)

rMJD

Date of observation in r band (field_mjd_r) (Note 13) (time.epoch)

iMJD

Date of observation in i band (field_mjd_i) (Note 13) (time.epoch)

zMJD

Date of observation in z band (field_mjd_z) (Note 13) (time.epoch)

SDSS16

(char)

⁽ⁱ⁾ SDSS-DR16 name based on J2000 position; provided by CDS (meta.id)

SDSS-ID

(char)

⁽ⁱ⁾ SDSS object identifier (run-rerun-camcol-field-object) (Note 1) (meta.id)

Sp-ID

(char)

⁽ⁱ⁾ Spectroscopic Plate-MJD-Fiber identifier (plate-mjd-fiberID) (meta.id)

MJD

Mean observation date (average calculated by CDS from the uMJD, gMJD, rMJD, iMJD, zMJD) (time.epoch)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

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If the access to catalogues with VizieR was helpful for your research work,the following acknowledgment would be appreciated: This research has made use of the VizieR catalogue access tool, CDS, Strasbourg, France (DOI: 10.26093/cds/vizier). The original description of the VizieR service was published in A&AS 143, 23

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