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J/A+A/624/A63/w51-phot W51 OB stars NIR spectroscopy (Bik+, 2019)
Near-infrared photometry of the stars in W51 (15145 rows)
  recno=12903
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ColumnValue  Explain   (UCD)
_RAJ200019 22 13.7100 "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+14 03 07.900 "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)
_RAB195019 19 55.5486 "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+13 57 20.748 "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)
_Glon048.9145967 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 -0.2822983 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)
12903recno 12903  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

Object12903   [1/15145] object number (meta.id)
Field IV  Observed Field (I, II III or IV) (meta.id;obs.field)
RAJ200019 22 13.71 "h:m:s" (i) Right ascension (J2000.0) (pos.eq.ra;meta.main)
DEJ2000+14 03 07.9 "d:m:s" (i) Declination (J2000.0) (pos.eq.dec;meta.main)
Jmag17.43 mag SOFI/NTT J magnitude (phot.mag;em.IR.J)
e_Jmag 0.04 mag rms uncertainty on Jmag (stat.error;phot.mag;em.IR.J)
Hmag16.21 mag SOFI/NTT H magnitude (phot.mag;em.IR.H)
e_Hmag 0.05 mag rms uncertainty on Hmag (stat.error;phot.mag;em.IR.H)
Ksmag15.61 mag SOFI/NTT Ks magnitude (phot.mag;em.IR.K)
e_Ksmag 0.06 mag rms uncertainty on Ksmag (stat.error;phot.mag;em.IR.K)
  
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