eFEDS_C001_Main_PointSources_CTP_redshift_V17.fits
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Catalogue of optical/IR counterparts to eROSITA Main Sample sources in the eFEDS field
Key | Value | Type | Comment |
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Name | Type | Unit | Description |
---|---|---|---|
ERO_Name | char[22] | None | eROSITA official source Name (see Brunner+2021) |
ERO_ID_SRC | int32 | None | ID of eROSITA source in the Main Sample (from Brunner+2021 catalog) |
ERO_RA_CORR | float64 | deg | J2000 Right Ascension of the eROSITA source (corrected) from Brunner+2021 |
ERO_DEC_CORR | float64 | deg | J2000 Declination of the eROSITA source (corrected) from Brunner+2021 |
ERO_RADEC_ERR_CORR | float32 | arcsec | eROSITA positional uncertainty (corrected) from Brunner+2021 |
ERO_ML_FLUX | float32 | erg/cm^2/s | 0.2-2.3 keV source flux converted from count rate assuming ECF=1.074e+12 (Gamma=2.0) (from Brunner+2021) |
ERO_ML_FLUX_ERR | float32 | erg/cm^2/s | 0.2-2.3 keV source flux error (1 sigma) (from Brunner+2021) |
ERO_DET_LIKE | float32 | None | 0.2-2.3 keV detection likelihood measured by PSF-fitting (from Brunner+2021) |
ERO_inArea90 | bool | None | Whether in the 0.2-2.3keV exp>500s region, which comprises 90% area (from Brunner+2021) |
CTP_LS8_UNIQUE_OBJID | char[11] | None | LS8 unique identifier for the counterpart to the eROSITA source (Expression: toString(LS8_BRICKID)+"_"+toString(LS8_OBJID)) |
CTP_LS8_RA | float64 | deg | J2000 Right Ascension of the LS8 countepart |
CTP_LS8_DEC | float64 | deg | J2000 Declination of the best LS8 countepart |
Dist_CTP_LS8_ERO | float32 | arcsec | Separation between selected counterpart and eROSITA (corrected) position in arcsec |
CTP_NWAY_LS8_UNIQUE_OBJID | char[11] | None | Unique OBJECTID of the best LS8 countepart from NWAY (Expression: toString(LS8_BRICKID)+"_"+toString(LS8_OBJID)) |
CTP_NWAY_LS8_RA | float64 | deg | J2000 Right Ascension of the best LS8 countepart from NWAY |
CTP_NWAY_LS8_DEC | float64 | deg | J2000 Declination of the best LS8 countepart from NWAY |
CTP_NWAY_dist_bayesfactor | float32 | None | Logarithm of ratio between prior and posterior, from separation, positional error and number density (see Appx. in Salvato et al 2018 for clarifications) |
CTP_NWAY_dist_post | float32 | None | Distance posterior probability comparing this association vs. no association (see Appx. in Salvato et al 2018 for clarifications) |
CTP_NWAY_p_single | float32 | None | Same as dist_post, but weighted by the prior (see Appx. in Salvato et al 2018 for clarifications) |
CTP_NWAY_p_any | float32 | None | For each entry in the X-ray catalogue, the probability that there is a counterpart in LS8 (see Appx. in Salvato et al 2018 for clarifications) |
CTP_NWAY_p_i | float32 | None | Relative probability of the eROSITA/LS8 match (see Appx. in Salvato et al 2018 for clarifications) |
Dist_NWAY_LS8_ERO | float32 | arcsec | Separation between the Xray position and the best LS8 counterparts from NWAY |
CTP_MLR_LS8_UNIQUE_OBJID | char[11] | None | LS8 unique identifier of the LS8 counterpart from Maximum Likelihood Ratio technique |
CTP_MLR_LS8_RA | float64 | deg | J2000 Right Ascension of LS8 counterpart from Maximum Likelihood Ratio technique |
CTP_MLR_LS8_DEC | float64 | deg | J2000 Declination of LS8 counterpart from Maximum Likelihood Ratio technique |
CTP_MLR_LR_BEST | float32 | None | Likelihood Ratio value from Maximum Likelihood Ratio technique |
CTP_MLR_REL_BEST | float32 | None | Separation between the Xray position and the best LS8 counterparts from Maximum Likelihood Ratio technique |
Dist_MLR_LS8_ERO | float32 | arcsec | Reliability of the identification from Maximum Likelihood Ratio technique |
CTP_SAME | int16 | None | Comparison NWAY/MLR: true if the counterpart selected by the two method is the same |
CTP_MLR | int16 | None | Comparison NWAY/MLR: true if the counterpart from NWAY(MLR) has p_any(LR_BEST) below(above) threshold |
CTP_Hamstar | int32 | None | Match to Hamstar: 1=same counterpart, 0=different counterpart, -99=no Hamstar (Schneider+2021) |
CTP_Hamstar_p_stellar | float32 | None | Probability of association from Hamstar. |
Dist_CTP_Hamstar | float32 | arcsec | Separation between the counterpart proposed by Hamstar and the counterpart selected in this work |
CTP_quality | int16 | None | counterpart quality: 4=best, 3=good, 2=with secondary, 1/0=unreliable. (see flow chart paper) |
GaiaEDR3_ID | int64 | None | ID in Gaia EDR3 source catalog |
GaiaEDR3_parallax | float32 | mas | Parallax from Gaia EDR3 |
GaiaEDR3_parallax_error | float32 | mas | Parallax error from Gaia EDR3 |
GaiaEDR3_parallax_over_error | float32 | None | Parallax/Parallax error. ratio $>$5 SECURE GALACTIC |
GaiaEDR3_pmra | float32 | mas/yr | Proper motion in RA from Gaia EDR3 |
GaiaEDR3_pmra_error | float32 | mas/yr | Error on Proper motion in RA from Gaia EDR3 |
GaiaEDR3_pmdec | float32 | mas/yr | Proper motion in Dec from Gaia EDR3 |
GaiaEDR3_pmdec_error | float32 | mas/yr | Error on Proper motion in Dec from Gaia EDR3 |
GaiaEDR3_phot_g_mean_mag | float32 | mag | g band magnitude (VEGA) from Gaia EDR3 |
GaiaEDR3_phot_g_mean_mag_error | float32 | mag | Error g band magnitude from Gaia EDR3 |
GaiaEDR3_phot_bp_mean_mag | float32 | mag | bp band magnitude (VEGA) from Gaia EDR3 |
GaiaEDR3_phot_bp_mean_mag_error | float32 | mag | Error bp band magnitude from Gaia EDR3 |
GaiaEDR3_phot_rp_mean_mag | float32 | mag | rp band magnitude (VEGA) from Gaia EDR3 |
GaiaEDR3_phot_rp_mean_mag_error | float32 | mag | Error bp band magnitude from Gaia EDR3 |
FUV | float32 | mag | Galex Far UV magnitude (AB) |
FUV_ERR | float32 | mag | Galex Far UV magnitude error |
NUV | float32 | mag | Galex Near UV magnitude (AB) |
NUV_ERR | float32 | mag | Galex Near UV magnitude error |
KiDS_u | float32 | mag | KiDS u-band magnitude (AB) |
KiDS_u_ERR | float32 | mag | KiDS u-band magnitude error |
KiDS_g | float32 | mag | KiDS g-band magnitude (AB) |
KiDS_g_ERR | float32 | mag | KiDS g-band magnitude error |
KiDS_r | float32 | mag | KiDS r-band magnitude (AB) |
KiDS_r_ERR | float32 | mag | KiDS r-band magnitude error |
KiDS_i | float32 | mag | KiDS i-band magnitude (AB) |
KiDS_i_ERR | float32 | mag | KiDS i-band magnitude error |
omegac_z | int32 | mag | OmegaCAM z-band magnitude (AB) |
omegac_z_ERR | int32 | mag | OmegaCAM z-band magnitude error |
HSC_g | float32 | mag | HSC g-band cmodel magnitude (AB) |
HSC_g_ERR | float32 | mag | HSC g-band cmodel magnitude error |
HSC_r | float32 | mag | HSC r-band cmodel magnitude (AB) when images are mostly from r-filter (see Salvato+2021) |
HSC_r_ERR | float32 | mag | HSC r-band cmodel magnitude error |
HSC_r2 | float32 | mag | HSC r2-band cmodel magnitude (AB) when images are mostly from r2-filter (see Salvato+2021) |
HSC_r2_ERR | float32 | mag | HSC r2-band cmodel magnitude error |
HSC_i | float32 | mag | HSC i-band cmodel magnitude (AB) when images are mostly from i-filter (see Salvato+2021) |
HSC_i_ERR | float32 | mag | HSC i-band cmodel magnitude error |
HSC_i2 | float32 | mag | HSC i2-band cmodel magnitude (AB) when images are mostly from i2-filter (see Salvato+2021) |
HSC_i2_ERR | float32 | mag | HSC i2-band cmodel magnitude error |
HSC_z | float32 | mag | HSC z-band cmodel magnitude (AB) |
HSC_z_ERR | float32 | mag | HSC z-band cmodel magnitude error |
HSC_Y | float32 | mag | HSC Y-band cmodel magnitude (AB) |
HSC_Y_ERR | float32 | mag | HSC Y-band cmodel magnitude error |
VISTA_z | float32 | mag | VISTA/VIKING z-band magnitude (AB) |
VISTA_z_ERR | float32 | mag | VISTA/VIKING z-band magnitude error |
VISTA_Y | float32 | mag | VISTA/VIKING Y-band magnitude (AB) |
VISTA_Y_ERR | float32 | mag | VISTA/VIKING Y-band magnitude error |
VISTA_J | float32 | mag | VISTA/VIKING J-band magnitude (AB) |
VISTA_J_ERR | float32 | mag | VISTA/VIKING J-band magnitude error |
VISTA_H | float32 | mag | VISTA/VIKING H-band magnitude (AB) |
VISTA_H_ERR | float32 | mag | VISTA/VIKING H-band magnitude error |
VISTA_Ks | float32 | mag | VISTA/VIKING Ks-band magnitude (AB) |
VISTA_Ks_ERR | float32 | mag | VISTA/VIKING Ks-band magnitude error |
W1 | float32 | mag | LS8/Wise W1 magnitude (AB) |
W1_ERR | float32 | mag | LS8/Wise W1 magnitude error |
W2 | float32 | mag | LS8/Wise W2 magnitude (AB) |
W2_ERR | float32 | mag | LS8/Wise W2 magnitude error |
W3 | float32 | mag | LS8/Wise W3 magnitude (AB) |
W3_ERR | float32 | mag | LS8/Wise W3 magnitude error |
W4 | float32 | mag | LS8/Wise W4 magnitude (AB) |
W4_ERR | float32 | mag | LS8/Wise W4 magnitude error |
LS8_g | float32 | mag | LS8 g-band magnitude (AB) |
LS8_g_ERR | float32 | mag | LS8 g-band magnitude error |
LS8_r | float32 | mag | LS8 r-band magnitude (AB) |
LS8_r_ERR | float32 | mag | LS8 r-band magnitude error |
LS8_z | float32 | mag | LS8 z-band magnitude (AB) |
LS8_z_ERR | float32 | mag | LS8 z-band magnitude error |
VHS_Y | float32 | mag | VISTA/VHS Y-band magnitude (AB) |
VHS_Y_ERR | float32 | mag | VISTA/VHS Y-band magnitude error |
VHS_H | float32 | mag | VISTA/VHS H-band magnitude (AB) |
VHS_H_ERR | float32 | mag | VISTA/VHS H-band magnitude error |
VHS_Ks | float32 | mag | VISTA/VHS Ks-band magnitude (AB) |
VHS_Ks_ERR | float32 | mag | VISTA/VHS Ks-band magnitude error |
HSC_g_diff | float32 | mag | Difference between psf and Kron magnitude in HSC g-band (AB) |
HSC_r_diff | float32 | mag | Difference between psf and Kron magnitude in HSC r-band (AB) |
HSC_i_diff | float32 | mag | Difference between psf and Kron magnitude in HSC i-band (AB) |
HSC_z_diff | float32 | mag | Difference between psf and Kron magnitude in HSC z-band (AB) |
HSC_opt_extended | int32 | None | Extension in HSC griz bands. 1=extended; -99=data missing 0=other from Aihara et al 2018 |
CTP_LS8_phot_flag | bool | None | Flag for LS8 photometry: true when the source has simultaneously g,r,z,w1 photometry in LS8 |
CTP_LS8_TYPE | char[4] | None | Morphological model from LS8 |
in_KiDS_flag | int16 | None | Flag for KiDS coverage: 1: Source is in KiDS area; 0: otherwise |
in_HSC_flag | int16 | None | Flag for HSC coverage: 1: Source is in HSC area as from Aihara et al 2018; 0: otherwise |
SPECZ_RA | float64 | deg | J2000 Right Ascension of the spectroscopic redshift entry in the original catalogue from which it was taken |
SPECZ_DEC | float64 | deg | J2000 Declination of the spectroscopic redshift entry in the original catalogue from which it was taken |
SPECZ_REDSHIFT | float32 | None | Spectroscopic redshift from original catalog |
SPECZ_NORMQ | int32 | None | Normalised quality of spectroscopic redshift: 3=secure, 2=not secure, 1=unreliable, -1= Blazar candidate |
SPECZ_ORIGIN | char[8] | None | Catalogue which provided this spectroscopic redshift |
SPECZ_ORIG_ID | char[24] | None | Identifier of this entry in the original catalogue from which it was taken |
SPECZ_galaxy_flag | bool | None | True when the CTP has a reliable redshift above 0.002 |
SPECZ_star_flag | bool | None | True when the CTP has a reliable redshift below 0.002 |
CTP_Classification | char[20] | None | SECURE/LIKELY GALACTIC/EXTRAGALACTIC, as from flowchart (see Salvato+2021) |
PHZ_LePHARE_zphot | float32 | None | Photoz from Le PHARE, but set to 0 for GALACTIC sources |
PHZ_LePHARE_zl68 | float32 | None | Le PHARE zphot max at 1 sigma |
PHZ_LePHARE_zu68 | float32 | None | Le PHARE zphot min at 2 sigma |
PHZ_LePHARE_zl90 | float32 | None | Le PHARE zphot max at 2 sigma |
PHZ_LePHARE_zu90 | float32 | None | Le PHARE zphot min at 3 sigma |
PHZ_LePHARE_zl99 | float32 | None | Le PHARE zphot max at 3 sigma |
PHZ_LePHARE_zu99 | float32 | None | Expression: null_zu99_2?zu99_1:zu99_2 |
PHZ_LePHARE_chi2 | float32 | None | Le PHARE chi2 value for best fitting galaxy/AGN template |
PHZ_LePHARE_modelAGN | int16 | None | Le PHARE model number for best template fitting the data (for PLIKE 1000+model number) |
PHZ_LePHARE_extlaw | int16 | None | Le PHARE Extinction Law applied to the template: Prevot (1) or none (0) |
PHZ_LePHARE_EBV | float32 | None | Le PHARE E(B-V) applied to the template |
PHZ_LePHARE_pdz | float32 | None | Le Phare probability distribution. Photoz more reliable when value is high |
PHZ_LePHARE_nband | int16 | None | Le Phare number of bands used for the computation of photoz |
PHZ_LePHARE_zphot_2 | float32 | None | Le Phare second best photoz from LePhare, if existing |
PHZ_LePHARE_chi2_2 | float32 | None | Le Phare chi2 value for second best fitting template, if existing |
PHZ_LePHARE_modelAGN_2 | int16 | None | Le Phare second best template fitting the data, if existing |
PHZ_LePHARE_pdz_2 | float32 | None | Le Phare probability distribution for secondary solution, if existing |
PHZ_DNNZ_zphot | float32 | None | Photoz from DNNZ (from Nishizawa et al.,), but set to 0 for GALACTIC sources |
PHZ_DNNz_zl68 | float32 | None | DNNz zphot min at 1 sigma |
PHZ_DNNz_zu68 | float32 | None | DNNz zphot max at 1 sigma |
PHZ_DNNz_zl95 | float32 | None | DNNz zphot min at 2 sigma |
PHZ_DNNz_zu95 | float32 | None | DNNz zphot max at 2 sigma |
CTP_REDSHIFT | float32 | None | Final redshift: zspec when available, else photo-z from Le PHARE; 0 for GALACTIC sources |
CTP_REDSHIFT_GRADE | int16 | None | In a range from 5 (spectroscopy) to 0 (unreliable photo-z) |
CTP_CLASS | int16 | None | same as CTP_classification, but with numbers: 3: SECURE EXTRAGALACTIC; 2: LIKELY EXTRAGALACTIC; 1: SECURE GALACTIC; 0: LIKELY GALACTIC |
CLUSTER_CLASS | int16 | None | Range from 5 (most likely a cluster) to 1 (not a cluster) (see Salvato+2021) |
This section is the place to put references of interest.
The eROSITA data model structure for catalogues was branched from the SDSS data model for value added catalogues.