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VizieR

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J/MNRAS/473/4937/2rxswg AllWISE ctp to ROSAT/2RXS & XMMSLEW2 catalogs (Salvato+, 2018)
Position and photometry for AllWISE and GAIA counterparts to ROSAT/2RXS with |b|>15deg (132254 rows)
  recno=132252
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ColumnValue  Explain   (UCD)
_RAJ200013 45 31.18320 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+87 44 37.2840 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195013 56 54.08046 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+87 59 23.9171 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon122.32704795 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat 29.32072982 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)
132252recno 132252  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

2RXS2RXS J134531.1+874437  IAU Identifier from Boller et al. (2016, Cat. J/A+A/588/A103) (2RXS_ID) (meta.id;meta.main)
RAJ2000206.379930 deg (i) 2RXS Right ascension (J2000.0) (2RXS_RA) (pos.eq.ra;meta.main)
DEJ2000 87.743690 deg (i) 2RXS Declination (J2000.0) (2RXS_DEC) (pos.eq.dec;meta.main)
ePos 24.8009257684596989 arcsec 2RXS positional error (2RXS_e_RADEC) (stat.error;pos)
ExiML 7.15  2RXS source Detection Likelihood from Boller et al. (2016, Cat. J/A+A/588/A103) (2RXS_ExiML) (stat.likelihood)
Ext 0.0000 pix 2RXS source extent from Boller et al. (2016, Cat. J/A+A/588/A103) (2RXS_Ext) (instr.fov;instr.pixel)
ExtML 0.00  Probability of the 2RXS source extend from Boller et al. (2016, Cat. J/A+A/588/A103) (2RXS_ExtML) (stat.likelihood)
SrcFlux 4.2497e-13 mW/m2 2RXS flux computed as in Dwelly et al. (2017MNRAS.469.1065D) (2RXS_SRC_FLUX) (phot.flux;em.X-ray)
e_SrcFlux 1.6319e-13 mW/m2 2RXS flux error (2RXS_SRC_FLUX_ERR) (stat.error)
ALLWISEJ134501.18+874424.3  WISE All-Sky Release Catalogue name from Cutri et al. (2013, Cat. II/328) (ALLW_ID) (meta.id)
RAWdeg206.2549299 deg AllWISE Right Ascension (J2000.0) (ALLW_RA) (pos.eq.ra)
DEWdeg 87.7400940 deg AllWISE Declination (J2000.0) (ALLW_DEC) (pos.eq.dec)
ePosW 0.0972488100 arcsec AllWISE positional error (ALLW_e_RADEC) (stat.error;pos)
W1mag15.152 mag AllWISE Vega magnitude in the W1 band (ALLW_w1mpro) (phot.mag;em.IR.3-4um)
W2mag14.961 mag AllWISE Vega magnitude in the W2 band (ALLW_w2mpro) (phot.mag;em.IR.4-8um)
W3mag12.582 mag AllWISE Vega magnitude in the W3 band (ALLW_w3mpro) (phot.flux.density;em.IR.8-15um)
W4mag 8.883 mag AllWISE Vega magnitude in the W4 band (ALLW_w4mpro) (phot.flux.density;em.IR.15-30um)
e_W1mag 0.0300 mag AllWISE magnitude error in the W1 band (ALLW_w1sigmpro) (stat.error;phot.mag)
e_W2mag 0.0470 mag AllWISE magnitude error in the W2 band (ALLW_w2sigmpro) (stat.error;phot.mag)
e_W3mag  mag AllWISE magnitude error in the W3 band (ALLW_w3sigmpro) (stat.error;phot.mag)
e_W4mag  mag AllWISE magnitude error in the W4band (ALLW_w4sigmpro) (stat.error;phot.mag)
W1snr 35.8   AllWISE signal to noise ratio in the W1 band (ALLW_w1snr) (stat.snr)
W2snr 23.0   AllWISE signal to noise ratio in the W2 band (ALLW_w2snr) (stat.snr)
W3snr 1.6   AllWISE signal to noise ratio in the W3 band (ALLW_w3snr) (stat.snr)
W4snr 1.6   AllWISE signal to noise ratio in the W4 band (ALLW_w4snr) (stat.snr)
Flags0000   AllWISE reliability flag from Cutri et al. (2013, Cat. II/328) (ALLW_cc_flags) (meta.code.error)
SepW-2RXS21.953611000 arcsec [0/100[ Separation between X-ray source and AllWISE candidate counterpart (Separation_ALLW_2RXS) (pos.angDistance)
Distbf 7.970791000  Logarithm of ratio between prior and posterior, from separation, positional error and number density (dist_bayesfactor) (stat.fit.omc)
Distpost 1.09396e-01  Distance posterior probability comparing this association vs. no association (dist_post) (stat.fit.omc)
Bias 0.2161098900  Probability weighting introduced by AllWISE prior. 1 indicates no change (bias_ALLW_COLOURMAG_PIX) (stat.fit.goodness)
psingle 2.58591e-02  Same as dist_post, but weighted by the AllWISE color-magnitude prior. (p_single) (stat.fit.omc)
pany 1.38150e-01  For each entry in the X-ray catalogue, the probability that there is a counterpart (p_any) (Note 1)   (stat.fit.goodness)
pi 0.184005530  Relative probability of the match (p_i) (Note 2)   (stat.fit.goodness)
MatchFlag2  Quality of the X-ray to WISE association (match_flag) (Note 3)   (meta.code.qual)
GroupID17733   Sequencial number for X-ray sources with more than one possible counterpart (GroupID) (Note 4)   (meta.id)
GroupSize 3   Number of possible All-WISE counterparts for a given X-ray source (GroupSize) (Note 5)   (meta.number)
1RXSJ134528.4+874435   Source name in the 1RXS catalogues of Voges et al. (1999, Cat. IX/10) and Voges et al. (2000, Cat. IX/29) (1RXS_ID) (Note 6)   (meta.id)
2MASS 583866384   2MASS Identifier as listed in the AllWISE catalog (ALLW_2MASS_ID) (meta.id)
Jmag16.186 mag 2MASS magnitude in the J band, as from AllWISE catalogue. (ALLW_j_m_2mass) (phot.mag;em.IR.J)
Hmag15.639 mag 2MASS magnitude in the H band, as from AllWISE catalogue. (ALLW_h_m_2mass) (phot.mag;em.IR.H)
Kmag15.357 mag 2MASS magnitude in the K band, as from AllWISE catalogue. (ALLW_k_m_2mass) (phot.mag;em.IR.K)
e_Jmag 0.110 mag 2MASS magnitude error in the J band as reported in the AllWISE catalogue (ALLW_j_msig_2mass) (stat.error;phot.mag;em.IR.J)
e_Hmag 0.160 mag 2MASS magnitude error in the H band as reported in the AllWISE catalogue (ALLW_h_msig_2mass) (stat.error;phot.mag;em.IR.H)
e_Kmag 0.203 mag 2MASS magnitude error in the K band as reported in the AllWISE catalogue (ALLW_k_msig_2mass) (stat.error;phot.mag;em.IR.K)
Gaia1728724096122803840   Solution ID from the original Gaia DR1 catalogue from Fabricious et al. (2016, Cat. I/337) (Gaia_DR1_ID) (meta.id)
RAGdeg206.2551238970 deg Gaia Right Ascension (J2000) (Gaia_DR1_RA) (pos.eq.ra)
DEGdeg 87.7400280584 deg Gaia Declination (J2000) (Gaia_DR1_DEC) (pos.eq.dec)
pmRA  mas/yr Proper motion in Right Ascension as measured by Gaia (pmra) (pos.pm;pos.eq.ra)
pmDE  mas/yr Proper motion in Declination as measured by Gaia (pmdec) (pos.pm;pos.eq.dec)
e_pmRA  mas/yr Proper motion error in Right Ascension as measured by Gaia (pmra_error) (stat.error;pos.pm;pos.eq.ra)
e_pmDE  mas/yr Proper motion error in Declination as measured by Gaia (pmdec_error) (stat.error;pos.pm;pos.eq.dec)
<FG> 4.787e+02 e-/s Gaia G-band mean flux (phot_g_mean_flux) (phot.flux.density;em.opt.R)
e_<FG> 3.168e+00 e-/s Gaia G-band mean flux error (phot_g_mean_flux_error) (stat.error)
<Gmag>18.825 mag Gaia mean magnitude (phot_g_mean_mag) (phot.mag;em.opt.R)
  
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