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

	I/356	242946		Gaia DR3 Part 2. Extra-galactic (Gaia Collaboration, 2022) ReadMe+ftp 2022yCat.1356....0G Similar Catalogs acknowledge and cite Gaia DR3 Post annotation
1.	I/356/qsocand		Parameters derived from various modules dedicated to the classification and characterisation of sources considered as QSO candidates (QSO_candidates) (original column names in green) (6649162 rows) metaI/356/qsocand

Simple Constraint List Of Constraints

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Column

Constraint

Explain (UCD)

recno

Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

Source

Unique source identifier (unique within a particular Data Release) (source_id) (meta.id;meta.main)

SolID

Solution Identifier (solution_id) (meta.version)

ASF

[0/1] Flag indicating if the source is part of the astrometric selection (astrometric_selection_flag) (meta.code.status)

GCS

[0/1] Flag indicative of whether the source was used define the Gaia-CRF3 (gaia_crf_source) (meta.code.status)

Class

(char)

Name of best class (in vcclassd.dat table) (vari_best_class_name) (meta.code.class)

ClassSc

⁽ⁿ⁾ Score of the best class (vari_best_class_score) (stat.probability)

fvarG

⁽ⁿ⁾ Fractional variability in the G band (fractional_variability_g) (src.var.amplitude;em.opt)

SFIndex

⁽ⁿ⁾ Index of the first-order structure function in the G band (structure_function_index) (src.var.index)

s_SFIndex

⁽ⁿ⁾ Standard deviation of the index of the structure function (structure_function_index_scatter) (stat.stdev;src.var.index)

QSOVar

⁽ⁿ⁾ Quasar variability metric in the G band (qso_variability) (src.var)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

NonQSOVar

⁽ⁿ⁾ Non-quasar variability metric in the G band (non_qso_variability) (src.var)

VAGNMenSc

⁽ⁿ⁾ Membership score (0=lowest,1=highest) of source to be of AGN type (vari_agn_membership_score) (stat.probability)

PQSO

⁽ⁿ⁾ Probability from DSC-Combmod of being a quasar (data used: BP/RP spectrum, photometry, astrometry) (classprob_dsc_combmod_quasar) (stat.probability)

PGal

⁽ⁿ⁾ Probability from DSC-Combmod of being a galaxy (data used: BP/RP spectrum, photometry, astrometry) (classprob_dsc_combmod_galaxy) (stat.probability)

ClassDSCC

(char)

Class assigned by DSC based on the probability from its Combmod classifier (classlabel_dsc) (meta.code.class)

ClassDCSSA

(char)

Class assigned by DSC based on the probability from its Specmod and Allosmod classifiers (classlabel_dsc_joint) (meta.code.class)

ClassOA

(char)

Class assigned by OA the neuron that represents the source (classlabel_oa) (meta.code.class)

⁽ⁿ⁾ Redshift from QSOC (redshift_qsoc) (src.redshift)

zlow

⁽ⁿ⁾ Redshift lower confidence level from QSOC (redshift_qsoc_lower) (stat.value;src.redshift)

zupp

⁽ⁿ⁾ Redshift upper confidence level from QSOC (redshift_qsoc_upper) (stat.value;src.redshift)

CCF

⁽ⁿ⁾ Value of the cross-correlation function used to derive the redshift from QSOC (ccfratio_qsoc) (stat.value)

QSOCSc

⁽ⁿ⁾ Redshift zscore from QSOC (zscore_qsoc) (stat.value;src.redshift)

flagsQSOC

⁽ⁿ⁾ [0/31] Processing flags for the analysis based on BP/RP Spectra from QSOC (flags_qsoc) (Note 1) (meta.code.status)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

Ntrans

Number of transits used for the morphological analysis (n_transits) (meta.number)

IntQSO

e-/s

⁽ⁿ⁾ Fitted intensity of the quasar at its centre (intensity_quasar) (phot.flux;em.opt)

e_IntQSO

e-/s

⁽ⁿ⁾ Error on the fitted intensity of the quasar at its centre (intensity_quasar_error) (stat.error;phot.flux;em.opt)

IntHost

e-/s

⁽ⁿ⁾ Fitted intensity of the host galaxy at the effective radius (intensity_hostgalaxy) (phot.flux;em.opt)

e_IntHost

e-/s

⁽ⁿ⁾ Error on the fitted intensity of the host galaxy at effective radius (intensity_hostgalaxy_error) (stat.error;phot.flux;em.opt)

RadHost

mas

⁽ⁿ⁾ Fitted effective radius of the host galaxy (radius_hostgalaxy) (src.morph.param)

e_RadHost

mas

⁽ⁿ⁾ Error on the fitted effective radius of the host galaxy (radius_hostgalaxy_error) (stat.error)

⁽ⁿ⁾ Fitted sersic Index (sersic_index) (src.morph.param)

e_n

⁽ⁿ⁾ Error on the fitted sersic Index (sersic_index_error) (stat.error)

EllHost

⁽ⁿ⁾ Fitted ellipticity of the host galaxy (ellipticity_hostgalaxy) (src.ellipticity)

e_EllHost

⁽ⁿ⁾ Error on the fitted ellipticity of the host galaxy (ellipticity_hostgalaxy_error) (stat.error;src.ellipticity)

PAHost

deg

⁽ⁿ⁾ Fitted position angle of the host galaxy (posangle_hostgalaxy) (pos.posAng)

e_PAHost

deg

⁽ⁿ⁾ Error on the fitted position angle of the host galaxy (posangle_hostgalaxy_error) (stat.error;pos.posAng)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

HostDet

[0/1] Flag indicating whether a host galaxy has been detected (host_galaxy_detected) (stat.fit.param)

⁽ⁿ⁾ L2 norm for the fitted Sersic profile (l2_norm) (stat.fit.param)

mpcv0

⁽ⁿ⁾ Parameter 0 of vector form of the upper triangle of the correlation matrix for the fitted morphological parameters (morph_paramscorr_vec[0]) (stat.correlation)

mpcv1

⁽ⁿ⁾ Parameter 1 of vector form of the upper triangle of the correlation matrix for the fitted morphological parameters (morph_paramscorr_vec[1]) (stat.correlation)

mpcv2

⁽ⁿ⁾ Parameter 2 of vector form of the upper triangle of the correlation matrix for the fitted morphological parameters (morph_paramscorr_vec[2]) (stat.correlation)

mpcv3

⁽ⁿ⁾ Parameter 3 of vector form of the upper triangle of the correlation matrix for the fitted morphological parameters (morph_paramscorr_vec[3]) (stat.correlation)

mpcv4

⁽ⁿ⁾ Parameter 4 of vector form of the upper triangle of the correlation matrix for the fitted morphological parameters (morph_paramscorr_vec[4]) (stat.correlation)

mpcv5

⁽ⁿ⁾ Parameter 5 of vector form of the upper triangle of the correlation matrix for the fitted morphological parameters (morph_paramscorr_vec[5]) (stat.correlation)

mpcv6

⁽ⁿ⁾ Parameter 6 of vector form of the upper triangle of the correlation matrix for the fitted morphological parameters (morph_paramscorr_vec[6]) (stat.correlation)

mpcv7

⁽ⁿ⁾ Parameter 7 of vector form of the upper triangle of the correlation matrix for the fitted morphological parameters (morph_paramscorr_vec[7]) (stat.correlation)

mpcv8

⁽ⁿ⁾ Parameter 8 of vector form of the upper triangle of the correlation matrix for the fitted morphological parameters (morph_paramscorr_vec[8]) (stat.correlation)

mpcv9

⁽ⁿ⁾ Parameter 9 of vector form of the upper triangle of the correlation matrix for the fitted morphological parameters (morph_paramscorr_vec[9]) (stat.correlation)

mpcv10

⁽ⁿ⁾ Parameter 10 of vector form of the upper triangle of the correlation matrix for the fitted morphological parameters (morph_paramscorr_vec[10]) (stat.correlation)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

mpcv11

⁽ⁿ⁾ Parameter 11 of vector form of the upper triangle of the correlation matrix for the fitted morphological parameters (morph_paramscorr_vec[11]) (stat.correlation)

mpcv12

⁽ⁿ⁾ Parameter 12 of vector form of the upper triangle of the correlation matrix for the fitted morphological parameters (morph_paramscorr_vec[12]) (stat.correlation)

mpcv13

⁽ⁿ⁾ Parameter 13 of vector form of the upper triangle of the correlation matrix for the fitted morphological parameters (morph_paramscorr_vec[13]) (stat.correlation)

mpcv14

⁽ⁿ⁾ Parameter 14 of vector form of the upper triangle of the correlation matrix for the fitted morphological parameters (morph_paramscorr_vec[14]) (stat.correlation)

FlagHost

⁽ⁿ⁾ [0/6] Flag indicative of processing or scientific quality for the morphological parameters fitting (host_galaxy_flag) (Note 2) (meta.code.qual)

FlagSel

Bit indicative of whether the input data from a given module met the source list eligibility criteria for the source of interest (source_selection_flags) (Note 3) (meta.code.status)

CatID

⁽ⁿ⁾ Catalog id (catalogue_id) (meta.id;meta.table)

RA_ICRS

deg

⁽ⁱ⁾ Right ascension (ICRS) at Ep=2016.0 (ra) (pos.eq.ra;meta.main)

DE_ICRS

deg

⁽ⁱ⁾ Declination (ICRS) at Ep=2016.0 (dec) (pos.eq.dec;meta.main)

_RA.icrs

deg

⁽ⁿ⁾⁽ⁱ⁾ Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)

_DE.icrs

deg

⁽ⁿ⁾⁽ⁱ⁾ Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

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