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VizieR

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IV/35/wn18_b10 Gaia DR2-WISE Galactic Plane Matches (Wilson+, 2018)
IDs, positions, magnitudes and probabilities (118,964,029 sources) (118964029 rows)
  -c=055.19757585596 +57.95581399417, eq=ICRS, rs=2
Post annotation about this record
ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (055.19757585596+57.95581399417)[ICRS], at Epoch=J2015.5 (pos.angDistance)
_RAJ200003 40 47.4182054304 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2015.5 (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.eq.ra)
_DEJ2000+57 57 20.930379012 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2015.5 (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.eq.dec)
_RAB195003 36 46.8580413237 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J2015.5 (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.eq.ra)
_DEB1950+57 47 42.072410454 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J2015.5 (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.eq.dec)
_Glon143.8844409197091 deg Galactic longitude at Epoch=J2015.5 (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+02.1470619535847 deg Galactic latitude at Epoch=J2015.5 (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)

RAICRS055.19757585596 deg (i) Right Ascension of Gaia source (ICRS at epoch 2015.5), as given by the Gaia DR2 catalogue (GAIA_RA) (pos.eq.ra;meta.main)
DEICRS+57.95581399417 deg (i) Declination of Gaia source (ICRS at epoch 2015.5), as given by the Gaia DR2 catalogue (GAIA_DEC) (pos.eq.dec;meta.main)

GAIA-WISEGAIA-WISE  Display the Gaia DR2 (Cat. I/345) and AllWISE (Cat. II/328) data (meta.ref.url)

GAIA 449125318559730176  (i) ID of Gaia source, as given by the Gaia DR2 catalogue (GAIA_ID) (meta.id;meta.main)
WISEJ034047.40+575720.3  (i) ID of WISE object, as given by the AllWISE catalogue (WISE_ID) (meta.id.cross)
RAWdeg 55.1975342 deg Right Ascension of WISE source (J2000), as given by the AllWISE catalogue (WISE_RA) (pos.eq.ra)
DEWdeg 57.9556637 deg Declination of WISE source (J2000), as given by the AllWISE catalogue (WISE_DEC) (pos.eq.dec)
gmag18.480494 mag Gaia G magnitude, as given by the Gaia DR2 catalogue (G_MAG) (phot.mag;em.opt)
W1mag 15.288 mag WISE w1mpro magnitude, as given by the AllWISE catalogue (W1_MAG) (phot.mag;em.IR.3-4um)
W2mag 15.458 mag WISE w2mpro magnitude, as given by the AllWISE catalogue (W2_MAG) (phot.mag;em.IR.4-8um)
W3mag 12.362 mag WISE w3mpro magnitude, as given by the AllWISE catalogue (W3_MAG) (phot.flux.density;em.IR.8-15um)
W4mag 9.072 mag WISE w4mpro magnitude, as given by the AllWISE catalogue (W4_MAG) (phot.flux.density;em.IR.15-30um)
MatchP 9.9984049733526048e-01  Overall probability that the Gaia and WISE sources are detections of the same object, as given by equation 26 of Wilson & Naylor (2018MNRAS.473.5570W) (MATCH_P) (stat.fit.goodness)
eta 1.5724597593287657e+00  Photometric logarithmic likelihood ratio of Gaia-WISE match, as described by equation 37 of Wilson & Naylor (2018MNRAS.473.5570W) (ETA) (stat.likelihood;phot;arith.ratio)
xi 2.2247030210018073e+00  Astrometric logarithmic likelihood ratio of Gaia-WISE match, as described by equation 38 of Wilson & Naylor (2018MNRAS.473.5570W) (XI) (stat.likelihood)
ContP1 9.9998701017654601e-01  Probability of WISE source having contaminant of at least 1% relative flux given its separation from its corresponding Gaia detection, as given by equation 12 of Wilson & Naylor (2018b, this paper) (CONT_P1) (stat.fit.goodness)
ContP10 9.9980605580005766e-01  Probability of WISE source having contaminant of at least 10% relative flux given its separation from its corresponding Gaia detection (CONT_P10) (stat.fit.goodness)
avgCont 2.9532169425470822e-01  Mean contaminating relative flux within PSFs when constructing h_offsets for WISE sources at the local density, magnitude and intrinsic positional uncertainty of the primary source (AVG_CONT) (stat.fit.goodness)
  
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