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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=9189
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ColumnValue  Explain   (UCD)
_RAJ200019 21 00.2600 "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 14.100 "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 14.9827 "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 30.871 "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)
_Glon069.9529210 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+10.8745274 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)
9189recno 9189  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

ID21132  ID number (meta.id;meta.main)
Xpos 83.493  X-position in reference image (pos.cartesian.x;instr.det)
Ypos -64.665  Y-position in reference image (pos.cartesian.y;instr.det)
Vmag19.261 mag V-magnitude (phot.mag;em.opt.V)
e_Vmag 0.0007 mag 1-σ uncertainty on V-magnitude (stat.error;phot.mag;em.opt.V)
o_Vmag917  Number of individual V-measurements (meta.number)
Bmag20.358 mag B-magnitude (phot.mag;em.opt.B)
e_Bmag 0.0023 mag 1-σ uncertainty on B-magnitude (stat.error;phot.mag;em.opt.B)
o_Bmag56  Number of individual B-measurements (meta.number)
Imag18.039 mag I-magnitude (phot.mag;em.opt.I)
e_Imag 0.0005 mag 1-σ uncertainty on I-magnitude (stat.error;phot.mag;em.opt.I)
o_Imag698  Number of individual I-measurements (meta.number)
chi 0.974  χ quality measure (Note 1)   (meta.code.qual)
sharp 0.044  sharp quality measure (Note 1)   (src.class.starGalaxy)
W/S 0.420  Welch-Stetson (1993AJ....105.1813W) variabillity index (src.var.index)
w_W/S835.5  Weight of W/S variabillity index (stat.weight)
W/Se 2.5449   Evidence for variabillity index log(index*wt) (src.var.index)
Bmagc 20.3545 mag Corrected B-magnitude (phot.mag;em.opt.B)
Vmagc19.2583 mag Corrected V-magnitude (phot.mag;em.opt.V)
Imagc18.0374 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 00.26 "h:m:s" (i) Right ascension (J2000.0) (pos.eq.ra;meta.main)
DEJ2000+37 45 14.1 "d:m:s" (i) Declination (J2000.0) (pos.eq.dec;meta.main)
  
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