VizieR

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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

	J/A+A/678/A151	-1		LoTSS DR2 optical IDs (Hardcastle+, 2023) ReadMe+ftp 2023A&A...678A.151H Similar Catalogs Post annotation
1.	J/A+A/678/A151/catalog		Value-added optical identification catalogue for LoTSS DR2 (4167359 rows) metaJ/A+A/678/A151/catalog

Simple Constraint List Of Constraints

Query by Constraints constraints help

applied on Columns (Output Order: + - )

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Column

Constraint

Explain (UCD)

recno

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

Source

(char)

Object identifier (ILT name) (Source_Name) ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc;arith)

RAJ2000

deg

⁽ⁱ⁾ Radio right ascension (mean position) (J2000) (RA) ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);arith)

DEJ2000

deg

⁽ⁱ⁾ Radio declination (mean position) (J2000) (DEC) ((unassigned);(unassigned);(unassigned);(unassigned);arith)

e_RAJ2000

arcsec

Error on radio right ascension (E_RA) ((unassigned);(unassigned);(unassigned);time.age;(unassigned))

e_DEJ2000

arcsec

Error on radio declination (E_DEC) (stat.variance;stat.Fourier;arith.factor;time.age;(unassigned))

Ftot

mJy

144-MHz total flux density (Total_flux) ((unassigned);phys.veloc.orbital;arith.diff;phys.atmol.sWeight.nuclear;time.period.rotation;(unassigned))

e_Ftot

mJy

Error on total flux density (E_Totalflux) (time;stat.percentile;stat.min;time.age;meta.main)

Fpeak

mJy/beam

144-MHz peak flux density (Peak_flux) ((unassigned);(unassigned);(unassigned);phys.atmol.sWeight.nuclear;time.period.rotation;(unassigned))

e_Fpeak

mJy/beam

Error on peak flux density (E_Peakflux) ((unassigned);phys.veloc.orbital;arith.diff;time.age;meta.main)

SCode

(char)

[SCMZ] PyBDSF source code or Z for composite source (S_Code) (Note 1) ((unassigned);phys.veloc.orbital;arith.diff;pos.eq.dec)

ALL cols

⁽ⁱ⁾indexed column

MosaicID

(char)

LoTSS mosaic of source image (Mosaic_ID) ((unassigned);phys.veloc.orbital;arith.diff;time.resolution)

Maj

arcsec

⁽ⁿ⁾ Major axis of fitted Gaussian (Maj) ((unassigned);phys.veloc.orbital;arith.diff;time.period.rotation;src.orbital.inclination)

Min

arcsec

⁽ⁿ⁾ Minor axis of fitted Gaussian (Min) ((unassigned);(unassigned);(unassigned);time.period.rotation;phys.atmol.level;meta.main)

deg

⁽ⁿ⁾ Position angle of fitted Gaussian (PA) ((unassigned);(unassigned);(unassigned);instr.spect;src.orbital.meanAnomaly)

e_Maj

arcsec

⁽ⁿ⁾ Error on major axis (E_Maj) ((unassigned);phys.veloc.orbital;arith.diff;time.age;meta.main)

e_Min

arcsec

⁽ⁿ⁾ Error on minor axis (E_Min) ((unassigned);(unassigned);arith.factor;time.age;arith.ratio)

e_PA

deg

⁽ⁿ⁾ Error on position angle (E_PA) ((unassigned);(unassigned);(unassigned);time.age;meta.main)

DCMaj

arcsec

⁽ⁿ⁾ Deconvolved major axis of fitted Gaussian (DC_Maj) (stat.fit.goodness;(unassigned);(unassigned);(unassigned))

DCMin

arcsec

⁽ⁿ⁾ Deconvolved minor axis of fitted Gaussian (DC_Min) ((unassigned);(unassigned);(unassigned);(unassigned))

DCPA

deg

⁽ⁿ⁾ Deconvolved position angle of fitted Gaussian (DC_PA) ((unassigned);phys.veloc.orbital;arith.diff;instr.spect;src.orbital.meanAnomaly)

Islrms

mJy/beam

rms noise in island (Isl_rms) (pos.galactic.lon;phys.atmol;arith.grad;meta.id.PI;phot.flux.density)

FlagW

[-1/23] Flag for workflow status (internal) (FLAG_WORKFLOW) ((unassigned);phys.veloc.orbital;arith.diff;pos.galactic.lon)

IDFlag

⁽ⁿ⁾ [-99/14] Flag for workflow status (internal) (ID_flag) (Note 2) ((unassigned);phys.veloc.orbital;arith.diff;pos.eq.dec)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

PreFilt

[-99/14] Prefilter status (internal) (Prefilter) (Note 2) ((unassigned);phys.veloc.orbital;arith.diff;pos.eq.dec)

PostFilt

[0/6] Postfilter status (internal) (Postfilter) (pos.galactic.lon;src.veloc.cmb;arith.factor;pos.eq.dec)

likefin

⁽ⁿ⁾ Final likelihood ratio value (internal) (lr_fin) (stat.weight;(unassigned);arith.factor;pos.healpix;meta.main)

RAOdeg

deg

⁽ⁿ⁾ Optical right ascension (J2000) (see r_RAOdeg) (optRA) (phot.fluence;(unassigned);arith.factor;(unassigned))

DEOdeg

deg

⁽ⁿ⁾ Optical declination (J2000) (see r_RAOdeg) (optDec) ((unassigned);(unassigned);(unassigned);(unassigned))

CompSize

arcsec

⁽ⁿ⁾ Max size of convex hull surrounding components for composite sources (Composite_Size) ((unassigned);phys.veloc.orbital;arith.diff;time.period.rotation;phys.atmol.level;meta.main)

CompWidth

arcsec

⁽ⁿ⁾ Transverse size of convex hull surrounding components for composite sources (Composite_Width) ((unassigned);(unassigned);(unassigned);time.period.rotation;phys.atmol.level;meta.main)

CompPA

deg

⁽ⁿ⁾ Position angle on the sky of longest axis of convex hull (Composite_PA) ((unassigned);(unassigned);(unassigned);instr.spect;time.period)

Assoc

Number of components used to form composite source (Assoc) ((unassigned);phys.atmol.qn;arith.grad;src.var)

IDQual

⁽ⁿ⁾ Quality of association from RGZ(L) (ID_Qual) ((unassigned);(unassigned);stat.min;pos.cartesian)

AssocQual

⁽ⁿ⁾ Quality of association from RGZ(L) (Assoc_Qual) ((unassigned);(unassigned);(unassigned);pos.cartesian)

BlendProb

⁽ⁿ⁾ Blend probability from RGZ(L) or manual flagging) (Blend_prob) ((unassigned);(unassigned);(unassigned);phys.polarization.circular;meta.main)

OtherProb

⁽ⁿ⁾ Other problem probability from RGZ(L) (Other_prob) ((unassigned);(unassigned);(unassigned);phys.polarization.circular;meta.main)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

Created

(char)

Origin of radio component assignment (Created) (stat.fit.goodness;phys.size;arith.grad;pos.eq.dec)

r_RAOdeg

(char)

Origin of optRA, optDec (Position_from) ((unassigned);(unassigned);(unassigned);phys.veloc.dispersion;�?**ucdid=0**?)

Renamed

(char)

Original name e.g. in RGZ if a composite source (Renamed_from) ((unassigned);(unassigned);(unassigned);spect.line.veloc)

RAIdeg

deg

⁽ⁿ⁾ Right ascension (J2000) of positional match in Legacy/WISE crossmatch catalogue (ID_RA) ((unassigned);(unassigned);(unassigned);(unassigned))

DEIdeg

deg

⁽ⁿ⁾ Declination (J2000) of positional match in Legacy/WISE crossmatch catalogue (ID_DEC) ((unassigned);(unassigned);(unassigned);(unassigned))

UIDL

(char)

Legacy ID if any (UID_L) (stat.fit.residual;(unassigned);arith.factor;spect.line.veloc)

UNWISE

(char)

UNWISE ID if any (UNWISE_OBJID) (time.lifetime;instr.det;arith.grad;spect.line.veloc)

IDName

(char)

Legacy ID if present else WISE ID else blank if no ID exists (ID_NAME) (phot.color;stat.covariance;arith.factor;spect.line.veloc)

Sep

⁽ⁿ⁾ Offset between optRA, optDec and ID_RA, ID_DEC (non-zero only for visual inspection) (Separation) ((unassigned);(unassigned);(unassigned);em.mm.50-100GHz)

LegacyID

⁽ⁿ⁾ Unique source ID combining release, brick ID and objid (Legacy_ID) ((unassigned);(unassigned);(unassigned);spect.line.veloc)

HPX

[16/303] Healpix of Legacy brick (internal) (HPX) (phot.mag;phys.mol;arith.grad;pos.bodyrc.lon;meta.main)

Release

⁽ⁿ⁾ [8000/8001] Legacy release number (release) (instr.fov;stat.fit;arith.grad;spect.line.veloc)

BrickId

⁽ⁿ⁾ [422713/641534] Legacy brick ID (brickid) ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

ObjId

⁽ⁿ⁾ Legacy object ID (objid) ((unassigned);(unassigned);(unassigned);spect.line.veloc)

Maskbits

⁽ⁿ⁾ Bitwise mask indicating that an object touches a pixel in the `coadd/*/*/*maskbits*` maps, as catalogued on the DR8 bitmasks page (maskbits) ((unassigned);phys.veloc.orbital;arith.diff;phys.veloc.orbital)

fracFg

⁽ⁿ⁾ Profile-weighted fraction of the flux from other sources divided by the total flux in g (fracflux_g) ((unassigned);(unassigned);(unassigned);meta.abstract;instr.offset)

fracFr

⁽ⁿ⁾ Profile-weighted fraction of the flux from other sources divided by the total flux in r (fracflux_r) ((unassigned);instr.det.noise;stat.min;meta.abstract;instr.offset)

fracFz

⁽ⁿ⁾ Profile-weighted fraction of the flux from other sources divided by the total flux in z (fracflux_z) ((unassigned);phys.atmol.qn.I;arith.grad;meta.abstract;instr.offset)

Type

(char)

Morphological model (type) (Note 3) (phot.fluence;instr.area;stat.min;pos.angDistance;src.orbital.meanAnomaly)

RALdeg

deg

⁽ⁿ⁾ Right ascension (J2000) of match in Legacy catalogue (ra) (phot.fluence;pos.parallax.trig;arith.grad;(unassigned))

DELdeg

deg

⁽ⁿ⁾ Declination (J2000) of match in Legacy catalogue (dec) ((unassigned);(unassigned);(unassigned);(unassigned))

pstar

⁽ⁿ⁾ [0/1] Star likelihood based on GMM modelling (type='PSF' sources only) (pstar) ((unassigned);phys.veloc.orbital;arith.diff;pos.healpix;meta.main)

Star

(char)

[True-False ] Likely star based on pstar or proper motion (deprecated), blank if no match (star) ((unassigned);(unassigned);(unassigned);pos.eq.dec)

MaskOpt

(char)

[True-False ] Bitwise mask set if the central pixel from any image satisfies each condition in any of g, r or z as catalogued on the DR8 bitmasks page (ANYMASK_OPT) ((unassigned);(unassigned);(unassigned);pos.eq.dec)

GMMcomp

(char)

Gaussian Mixture Model component to which source belongs (and hence the gpz++ class used for prediction) (gmmcomp) ((unassigned);phys.veloc.orbital;arith.diff;pos.eq.dec)

zphot

⁽ⁿ⁾ [-3.73/8.28] Photo-z estimate (zphot) ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

e_zphot

⁽ⁿ⁾ [-0.01/7.6] Predicted 1-sigma uncertainty on photometric redshift (after magnitude calibration) (zphot_err) ((unassigned);(unassigned);(unassigned);time.age;meta.main)

varDensity

⁽ⁿ⁾ [0.0/1.22] gpz++ predicted variance from density of training set (var.density) ((unassigned);(unassigned);(unassigned);phys.atmol.sWeight.nuclear;meta.main)

varTrNoise

⁽ⁿ⁾ [0.0/66.83] gpz++ predicted variance from noise in training set (var.tr.noise) ((unassigned);(unassigned);(unassigned);phys.atmol.sWeight.nuclear;meta.main)

varInNoise

⁽ⁿ⁾ [0.0/3.89] gpz++ predicted variance from noise in fluxes used in prediction (var.in.noise) (phot.mag;phys.mol;arith.diff;phys.atmol.sWeight.nuclear;meta.main)

FlagQual

⁽ⁿ⁾ [0/1] Predicted photo-z quality flag, 0 if bad, 1 if good (flag_qual) (Note 4) ((unassigned);(unassigned);(unassigned);pos.galactic.lon)

zspecSDSS

⁽ⁿ⁾ [-0.01/5] SDSS spectroscopic redshift if available (zspec_sdss) ((unassigned);phys.veloc.orbital;arith.diff;pos.parallax;arith.diff;meta.main)

zwarnSDSS

⁽ⁿ⁾ 0 if SDSS redshift is good, 1 if bad (zwarning_sdss) ((unassigned);phys.veloc.orbital;arith.diff;pos.eq.dec)

PlateSDSS

⁽ⁿ⁾ SDSS plate number (plate_sdss) ((unassigned);(unassigned);(unassigned);spect.line.veloc)

MJDSDSS

⁽ⁿ⁾ SDSS MJD (mjd_sdss) ((unassigned);(unassigned);(unassigned);spect.line.veloc)

FiberSDSS

⁽ⁿ⁾ SDSS fibre ID (fiberid_sdss) ((unassigned);(unassigned);(unassigned);spect.line.veloc)

zHETDEX

⁽ⁿ⁾ [0.01/4.15] HETDEX spectroscopic redshift if available (z_hetdex) ((unassigned);(unassigned);(unassigned);pos.parallax;arith.diff;meta.main)

zHETDEXConf

⁽ⁿ⁾ HETDEX spectroscopic redshift confidence (z_hetdexconf) ((unassigned);(unassigned);(unassigned);phys.polarization.circular;meta.main)

HETDEX

⁽ⁿ⁾ HETDEX source ID (hetdex_sourceid) ((unassigned);(unassigned);(unassigned);spect.line.veloc)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

zDESI

⁽ⁿ⁾ [-0.01/4.84] DESI spectroscopic redshift if available (z_desi) ((unassigned);phys.veloc.orbital;arith.diff;pos.parallax;arith.diff;meta.main)

e_zDESI

⁽ⁿ⁾ [0.0/0.01] DESI spectroscopic redshift error (z_desierr) ((unassigned);(unassigned);(unassigned);time.age;meta.main)

DESI

⁽ⁿ⁾ DESI source ID (desi_sourceid) ((unassigned);(unassigned);(unassigned);spect.line.veloc)

2RXS

(char)

ID in 2RXS (2RXS_ID) (phot.color;phys.atmol.qn.J;arith.factor;spect.line.veloc)

XMMSL2

(char)

ID in XMM source catalogue (XMMSL2_ID) ((unassigned);(unassigned);(unassigned);spect.line.veloc)

Resolved

[0/1] Boolean flag to indicate whether source is resolved (Resolved) (spect.line.width;(unassigned);arith.grad;pos.eq.dec)

LAS

arcsec

Estimate of angular size, only valid for sources with Resolved\equivTrue (LAS) ((unassigned);(unassigned);(unassigned);time.period.rotation)

zbest

⁽ⁿ⁾ [0/6.6] Spec-z if available and good, else photo-z if available and good, else blank (z_best) (Note 5) ((unassigned);(unassigned);(unassigned);pos.parallax;arith.diff;meta.main)

r_zbest

(char)

String describing origin of z_best (z_source) ((unassigned);(unassigned);(unassigned);phys.veloc.dispersion;�?**ucdid=0**?)

Size

kpc

⁽ⁿ⁾ LAS times angular size distance (Size) ((unassigned);(unassigned);(unassigned);(unassigned))

L144

W/Hz

⁽ⁿ⁾ Radio luminosity at 144MHz for alpha=0.7 (L_144) (Note 6) ((unassigned);phys.luminosity.fun;arith.factor;(unassigned);time.period.rotation;(unassigned))

Field

(char)

Which of the two fields the data come from (Field) ((unassigned);(unassigned);(unassigned);time.lifetime)

LegacyCov

Flag to say whether source is in the DESI Legacy sky area (Legacy_Coverage) ((unassigned);(unassigned);(unassigned);pos.eq.dec)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

LMFlux

mJy

Flux density from LoMorph code (LM_flux) ((unassigned);(unassigned);(unassigned);phys.atmol.sWeight.nuclear)

LMSize

arcsec

⁽ⁿ⁾ Size from LoMorph code (LM_size) ((unassigned);phys.veloc.orbital;arith.diff;(unassigned))

fLMflux

[0/1] Flag to say that LoMorph flux is bad (Bad_LMflux) ((unassigned);(unassigned);(unassigned);pos.eq.dec)

fLMimage

[0/1] Flag to say that LoMorph mask is bad (Bad_LMimage) ((unassigned);(unassigned);(unassigned);pos.eq.dec)

r_LAS

(char)

Source for the LAS column (LAS_from) ((unassigned);(unassigned);(unassigned);phys.veloc.dispersion;�?**ucdid=0**?)

gmag

mag

⁽ⁿ⁾ Magnitude in g-band (mag_g) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))

e_gmag

mag

⁽ⁿ⁾ Magnitude error in g-band, or blank for upper limit (magerr_g) ((unassigned);(unassigned);(unassigned);time.age;stat.probability)

rmag

mag

⁽ⁿ⁾ Magnitude in r-band (mag_r) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))

e_rmag

mag

⁽ⁿ⁾ Magnitude error in r-band, or blank for upper limit (magerr_r) ((unassigned);(unassigned);(unassigned);time.age;stat.probability)

zmag

mag

⁽ⁿ⁾ Magnitude in z-band (mag_z) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))

e_zmag

mag

⁽ⁿ⁾ Magnitude error in z-band, or blank for upper limit (magerr_z) ((unassigned);(unassigned);(unassigned);time.age;stat.probability)

W1mag

mag

⁽ⁿ⁾ Magnitude in WISE band 1 (mag_w1) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))

e_W1mag

mag

⁽ⁿ⁾ Magnitude error in WISE band 1, or blank for upper limit (magerr_w1) ((unassigned);(unassigned);(unassigned);time.age;stat.probability)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

W2mag

mag

⁽ⁿ⁾ Magnitude in WISE band 2 (mag_w2) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))

e_W2mag

mag

⁽ⁿ⁾ Magnitude error in WISE band 2, or blank for upper limit (magerr_w2) ((unassigned);(unassigned);(unassigned);time.age;stat.probability)

W3mag

mag

⁽ⁿ⁾ Magnitude in WISE band 3 (mag_w3) ((unassigned);(unassigned);(unassigned);phys.atmol.sWeight.nuclear;(unassigned);(unassigned))

e_W3mag

mag

⁽ⁿ⁾ Magnitude error in WISE band 3, or blank for upper limit (magerr_w3) ((unassigned);(unassigned);(unassigned);time.age;stat.probability)

W4mag

mag

⁽ⁿ⁾ Magnitude in WISE band 4 (mag_w4) (stat.fit.goodness;stat.percentile;stat.min;phys.atmol.sWeight.nuclear;(unassigned);(unassigned))

e_W4mag

mag

⁽ⁿ⁾ Magnitude error in WISE band 4, or blank for upper limit (magerr_w4) ((unassigned);(unassigned);(unassigned);time.age;stat.probability)

r_WISE

(char)

Origin of the WISE measurements (WISE_Src) (Note 3) (phot.color.excess;pos.parallax.trig;arith;phys.veloc.dispersion;�?**ucdid=0**?)

logMass

[Msun]

⁽ⁿ⁾ Source host galaxy stellar mass estimate estimate (Mass_median) (phot.color.excess;pos.parallax.trig;arith;(unassigned))

b_logMass

[Msun]

⁽ⁿ⁾ 68% lower confidence bound on mass (Mass_l68) (phot.color.excess;pos.parallax.trig;arith;(unassigned))

B_logMass

[Msun]

⁽ⁿ⁾ 68% upper confidence bound on mass (Mass_u68) (phot.color.excess;pos.parallax.trig;arith;(unassigned))

gmagrest

mag

⁽ⁿ⁾ Rest-frame g-band magnitude from SED fit (g_rest) ((unassigned);(unassigned);arith.diff;stat.filling;src.orbital.inclination)

rmagrest

mag

⁽ⁿ⁾ Rest-frame r-band magnitude from SED fit (r_rest) ((unassigned);(unassigned);arith.diff;stat.filling;src.orbital.inclination)

zmagrest

mag

⁽ⁿ⁾ Rest-frame z-band magnitude from SED fit (z_rest) ((unassigned);(unassigned);arith.diff;stat.filling;src.orbital.inclination)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

Umagrest

mag

⁽ⁿ⁾ Rest-frame U-band magnitude from SED fit (U_rest) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))

Vmagrest

mag

⁽ⁿ⁾ Rest-frame V-band magnitude from SED fit (V_rest) ((unassigned);phys.veloc.orbital;arith.diff;stat.filling;(unassigned);(unassigned))

Jmagrest

mag

⁽ⁿ⁾ Rest-frame J-band magnitude from SED fit (J_rest) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))

Kmagrest

mag

⁽ⁿ⁾ Rest-frame K-band magnitude from SED fit (K_rest) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))

W1magrest

mag

⁽ⁿ⁾ Rest-frame WISE band-1 magnitude from SED fit (w1_rest) (stat.mean;(unassigned);arith.factor;stat.filling;(unassigned);(unassigned))

W2magrest

mag

⁽ⁿ⁾ Rest-frame WISE band-1 magnitude from SED fit (w2_rest) ((unassigned);(unassigned);(unassigned);stat.filling;src.orbital.inclination)

r50

arcsec

⁽ⁿ⁾ Half-light radius of Legacy optical exponential/DeVaucouleurs/composite model (r_50) ((unassigned);(unassigned);(unassigned);time.period.rotation;phys.atmol.level;meta.main)

e_r50

arcsec

⁽ⁿ⁾ 1-sigma uncertainty on r_50 (r₅₀err) ((unassigned);(unassigned);(unassigned);time.age;meta.main)

q_logMass

[0/1] 1 if a mass is measured and reliable (flag_mass) ((unassigned);(unassigned);(unassigned);pos.cartesian;(unassigned))

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

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