VizieR

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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=60460
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ColumnValue  Explain   (UCD)
_RAJ200020 32 34.3579 "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 57.184 "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 46.2594 "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 41.505 "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)
_Glon079.9082873 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+00.7128369 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)

ID60460  (i) [1/64157] Sequential source ID (meta.id;meta.main)
RAJ2000308.14316 deg (i) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000+41.01588 deg (i) Declination (J2000) (pos.eq.dec;meta.main)
rmag22.665 mag Magnitude in r band in the AB system (phot.mag;em.opt.R)
e_rmag 0.023 mag Error associated with r magnitude (stat.error;phot.mag;em.opt.R)
imag21.041 mag Magnitude in i band in the AB system (phot.mag;em.opt.I)
e_imag 0.012 mag Associated with i magnitude (stat.error;phot.mag;em.opt.I)
zmag19.717 mag Magnitude in z band in the AB system (phot.mag;em.opt.I)
e_zmag 0.015 mag Error associated with z magnitude (stat.error;phot.mag;em.opt.I)
chi 1.22  χ2 from the PSF fitting (Note 1)   (stat.fit.chi2)
Sharp-0.12  Sharp parameter describing the stellar profile (Note 1)   (stat.fit.param)
  
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