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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=115341
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ColumnValue  Explain   (UCD)
_RAJ200000 01 40.13520 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-15 40 41.2320 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195023 59 06.40337 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-15 57 23.6028 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon 75.14849493 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-73.73426666 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)
115341recno 115341  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

2RXS2RXS J000140.1-154041  IAU Identifier from Boller et al. (2016, Cat. J/A+A/588/A103) (2RXS_ID) (meta.id;meta.main)
RAJ2000 0.417230 deg (i) 2RXS Right ascension (J2000.0) (2RXS_RA) (pos.eq.ra;meta.main)
DEJ2000-15.678120 deg (i) 2RXS Declination (J2000.0) (2RXS_DEC) (pos.eq.dec;meta.main)
ePos 31.0527491268523015 arcsec 2RXS positional error (2RXS_e_RADEC) (stat.error;pos)
ExiML 18.78  2RXS source Detection Likelihood from Boller et al. (2016, Cat. J/A+A/588/A103) (2RXS_ExiML) (stat.likelihood)
Ext 1.2000 pix 2RXS source extent from Boller et al. (2016, Cat. J/A+A/588/A103) (2RXS_Ext) (instr.fov;instr.pixel)
ExtML 1.89  Probability of the 2RXS source extend from Boller et al. (2016, Cat. J/A+A/588/A103) (2RXS_ExtML) (stat.likelihood)
SrcFlux 1.4512e-12 mW/m2 2RXS flux computed as in Dwelly et al. (2017MNRAS.469.1065D) (2RXS_SRC_FLUX) (phot.flux;em.X-ray)
e_SrcFlux 3.5112e-13 mW/m2 2RXS flux error (2RXS_SRC_FLUX_ERR) (stat.error)
ALLWISEJ000141.31-154049.4  WISE All-Sky Release Catalogue name from Cutri et al. (2013, Cat. II/328) (ALLW_ID) (meta.id)
RAWdeg 0.4221613 deg AllWISE Right Ascension (J2000.0) (ALLW_RA) (pos.eq.ra)
DEWdeg-15.6803890 deg AllWISE Declination (J2000.0) (ALLW_DEC) (pos.eq.dec)
ePosW 0.3173409400 arcsec AllWISE positional error (ALLW_e_RADEC) (stat.error;pos)
W1mag15.500 mag AllWISE Vega magnitude in the W1 band (ALLW_w1mpro) (phot.mag;em.IR.3-4um)
W2mag15.040 mag AllWISE Vega magnitude in the W2 band (ALLW_w2mpro) (phot.mag;em.IR.4-8um)
W3mag12.106 mag AllWISE Vega magnitude in the W3 band (ALLW_w3mpro) (phot.flux.density;em.IR.8-15um)
W4mag 8.239 mag AllWISE Vega magnitude in the W4 band (ALLW_w4mpro) (phot.flux.density;em.IR.15-30um)
e_W1mag 0.0910 mag AllWISE magnitude error in the W1 band (ALLW_w1sigmpro) (stat.error;phot.mag)
e_W2mag 0.1280 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 12.0   AllWISE signal to noise ratio in the W1 band (ALLW_w1snr) (stat.snr)
W2snr 8.5   AllWISE signal to noise ratio in the W2 band (ALLW_w2snr) (stat.snr)
W3snr -0.6   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-2RXS18.943666000 arcsec [0/100[ Separation between X-ray source and AllWISE candidate counterpart (Separation_ALLW_2RXS) (pos.angDistance)
Distbf 7.864830000  Logarithm of ratio between prior and posterior, from separation, positional error and number density (dist_bayesfactor) (stat.fit.omc)
Distpost 8.77910e-02  Distance posterior probability comparing this association vs. no association (dist_post) (stat.fit.omc)
Bias 0.5430059000  Probability weighting introduced by AllWISE prior. 1 indicates no change (bias_ALLW_COLOURMAG_PIX) (stat.fit.goodness)
psingle 4.96635e-02  Same as dist_post, but weighted by the AllWISE color-magnitude prior. (p_single) (stat.fit.omc)
pany 2.65801e-01  For each entry in the X-ray catalogue, the probability that there is a counterpart (p_any) (Note 1)   (stat.fit.goodness)
pi 0.160388930  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)
GroupID 6023   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)
1RXSJ000139.7-154038   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    2MASS Identifier as listed in the AllWISE catalog (ALLW_2MASS_ID) (meta.id)
Jmag  mag 2MASS magnitude in the J band, as from AllWISE catalogue. (ALLW_j_m_2mass) (phot.mag;em.IR.J)
Hmag  mag 2MASS magnitude in the H band, as from AllWISE catalogue. (ALLW_h_m_2mass) (phot.mag;em.IR.H)
Kmag  mag 2MASS magnitude in the K band, as from AllWISE catalogue. (ALLW_k_m_2mass) (phot.mag;em.IR.K)
e_Jmag  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  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  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)
Gaia    Solution ID from the original Gaia DR1 catalogue from Fabricious et al. (2016, Cat. I/337) (Gaia_DR1_ID) (meta.id)
RAGdeg  deg Gaia Right Ascension (J2000) (Gaia_DR1_RA) (pos.eq.ra)
DEGdeg  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>  e-/s Gaia G-band mean flux (phot_g_mean_flux) (phot.flux.density;em.opt.R)
e_<FG>  e-/s Gaia G-band mean flux error (phot_g_mean_flux_error) (stat.error)
<Gmag>  mag Gaia mean magnitude (phot_g_mean_mag) (phot.mag;em.opt.R)
  
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