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VizieR

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J/ApJS/202/19/cygob2 riz photometry in Cyg OB2 (Guarcello+, 2012)
Final OSIRIS catalog of Cyg OB2 (table3 of paper) (64157 rows)
  ID=60463
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200020 32 35.6763 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2009.7 (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+41 00 56.113 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2009.7 (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 30 47.5739 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J2009.7 (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+40 50 40.359 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J2009.7 (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)
_Glon079.9105082 deg Galactic longitude at Epoch=J2009.7 (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+00.7093248 deg Galactic latitude at Epoch=J2009.7 (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)

ID60463  (i) [1/64157] Sequential source ID (meta.id;meta.main)
RAJ2000308.14865 deg (i) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000+41.01559 deg (i) Declination (J2000) (pos.eq.dec;meta.main)
rmag21.469 mag Magnitude in r band in the AB system (phot.mag;em.opt.R)
e_rmag 0.015 mag Error associated with r magnitude (stat.error;phot.mag;em.opt.R)
imag19.801 mag Magnitude in i band in the AB system (phot.mag;em.opt.I)
e_imag 0.017 mag Associated with i magnitude (stat.error;phot.mag;em.opt.I)
zmag18.804 mag Magnitude in z band in the AB system (phot.mag;em.opt.I)
e_zmag 0.004 mag Error associated with z magnitude (stat.error;phot.mag;em.opt.I)
chi 1.31  χ2 from the PSF fitting (Note 1)   (stat.fit.chi2)
Sharp 1.53  Sharp parameter describing the stellar profile (Note 1)   (stat.fit.param)
  
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