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VizieR

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J/A+A/543/A106/photom UBVRI photometry in NGC6791 (Brogaard+, 2012)
BVI photometry and photometry corrected empirically for differential reddening (15395 rows)
  recno=9212
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ColumnValue  Explain   (UCD)
_RAJ200019 21 00.3700 "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+37 45 14.800 "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 15.0929 "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+37 39 31.563 "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)
_Glon069.9532608 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+10.8742870 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)
9212recno 9212  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

ID21167  ID number (meta.id;meta.main)
Xpos 84.826  X-position in reference image (pos.cartesian.x;instr.det)
Ypos -63.975  Y-position in reference image (pos.cartesian.y;instr.det)
Vmag19.646 mag V-magnitude (phot.mag;em.opt.V)
e_Vmag 0.0009 mag 1-σ uncertainty on V-magnitude (stat.error;phot.mag;em.opt.V)
o_Vmag916  Number of individual V-measurements (meta.number)
Bmag20.754 mag B-magnitude (phot.mag;em.opt.B)
e_Bmag 0.0041 mag 1-σ uncertainty on B-magnitude (stat.error;phot.mag;em.opt.B)
o_Bmag55  Number of individual B-measurements (meta.number)
Imag18.467 mag I-magnitude (phot.mag;em.opt.I)
e_Imag 0.0007 mag 1-σ uncertainty on I-magnitude (stat.error;phot.mag;em.opt.I)
o_Imag697  Number of individual I-measurements (meta.number)
chi 0.977  χ quality measure (Note 1)   (meta.code.qual)
sharp 0.072  sharp quality measure (Note 1)   (src.class.starGalaxy)
W/S 0.695  Welch-Stetson (1993AJ....105.1813W) variabillity index (src.var.index)
w_W/S834.0  Weight of W/S variabillity index (stat.weight)
W/Se 2.7633   Evidence for variabillity index log(index*wt) (src.var.index)
Bmagc 20.7507 mag Corrected B-magnitude (phot.mag;em.opt.B)
Vmagc19.6435 mag Corrected V-magnitude (phot.mag;em.opt.V)
Imagc18.4655 mag Corrected I-magnitude (phot.mag;em.opt.I)
difred 0.0008 mag [-0.03/0.041] Relative reddening correction ΔE(B-V) (phot.mag;arith.diff)
RAJ200019 21 00.37 "h:m:s" (i) Right ascension (J2000.0) (pos.eq.ra;meta.main)
DEJ2000+37 45 14.8 "d:m:s" (i) Declination (J2000.0) (pos.eq.dec;meta.main)
  
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