VizieR

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VizieR

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J/ApJS/209/30/xmatches MYStIX project: Bayesian matching (Naylor+, 2013)
cross-matches of X-ray sources with near-IR (table2a) and mid-IR (table2b) (25502 rows)
  recno=376
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200020 39 00.7600 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (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+42 24 43.000 "d:m:s" Declination (FK5, Equinox=J2000.0) (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)
_RAB195020 37 13.8872 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (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+42 14 05.302 "d:m:s" Declination (FK4, Equinox=B1950.0) (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)
_Glon081.7464113 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+00.5910056 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)
376recno 376  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

CXO203900.76+422443.0  X-ray source name (HHMMSS.ss+DDMMSS.s; J2000) (meta.id;meta.main)

X 1  Cross-match within 1" with the MYStIX X-ray sources catalog (J/ApJS/209/27) (meta.ref.url)

p.n0 0.00   [0/1] Probability that no counterpart exists in the near-IR catalog (stat.fit.goodness)
p.n1 1.00   [0/1] Probability for the first match (stat.fit.goodness)

r.n1 0.3 arcsec Distance between the X-ray source and the near-IR source (pos;arith.diff)

RAn1deg309.75317 deg Right ascension (J2000) for first match (pos.eq.ra)
DEn1deg+42.41202 deg Declination (J2000) for first match (pos.eq.dec)
p.n2    [0/1] Probability for the second match (stat.fit.goodness)

r.n2  arcsec Distance between the X-ray source and the near-IR source (pos;arith.diff)

RAn2deg  deg Right ascension (J2000) for second match (pos.eq.ra)
DEn2deg  deg Declination (J2000) for second match (pos.eq.dec)
p.n3    [0/1] Probability for the third match (stat.fit.goodness)

r.n3  arcsec Distance between the X-ray source and the near-IR source (pos;arith.diff)

RAn3deg  deg Right ascension (J2000) for third match (pos.eq.ra)
DEn3deg  deg Declination (J2000) for third match (pos.eq.dec)
p.n4    [0/1] Probability for the fourth match (stat.fit.goodness)
r.n4  arcsec Distance between the X-ray source and the near-IR source (pos;arith.diff)
RAn4deg  deg Right ascension (J2000) for fourth match (pos.eq.ra)
DEn4deg  deg Declination (J2000) for fourth match (pos.eq.dec)
p.m0 0.00   [0/1] Probability that no counterpart exists in the mid-IR catalog (stat.fit.goodness)
p.m1 1.00   [0/1] Probability for the first match (stat.fit.goodness)

r.m1 0.4 arcsec Distance between the X-ray source and the near-IR source (pos;arith.diff)

RAm1deg309.75305 deg Right ascension (J2000) for first match (pos.eq.ra)
DEm1deg+42.41201 deg Declination (J2000) for first match (pos.eq.dec)
p.m2    [0/1] Probability for the second match (stat.fit.goodness)

r.m2  arcsec Distance between the X-ray source and the near-IR source (pos;arith.diff)

RAm2deg  deg Right ascension (J2000) for second match (pos.eq.ra)
DEm2deg  deg Declination (J2000) for second match (pos.eq.dec)
p.m3    [0/1] Probability for the third match (stat.fit.goodness)

r.m3  arcsec Distance between the X-ray source and the near-IR source (pos;arith.diff)

RAm3deg  deg Right ascension (J2000) for third match (pos.eq.ra)
DEm3deg  deg Declination (J2000) for third match (pos.eq.dec)

_RA309.75317 deg (i) Positions from CXO names (right ascension part) (pos.eq.ra;meta.main)
_DE+42.41194 deg (i) Positions from CXO names (declination part) (pos.eq.dec;meta.main)
  
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