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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=9291
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ColumnValue  Explain   (UCD)
_RAJ200019 21 00.7200 "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 11.600 "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 15.4408 "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 28.340 "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)
_Glon069.9529622 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+10.8728609 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)
9291recno 9291  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

ID21287  ID number (meta.id;meta.main)
Xpos 88.896  X-position in reference image (pos.cartesian.x;instr.det)
Ypos -67.177  Y-position in reference image (pos.cartesian.y;instr.det)
Vmag16.780 mag V-magnitude (phot.mag;em.opt.V)
e_Vmag 0.0002 mag 1-σ uncertainty on V-magnitude (stat.error;phot.mag;em.opt.V)
o_Vmag923  Number of individual V-measurements (meta.number)
Bmag17.979 mag B-magnitude (phot.mag;em.opt.B)
e_Bmag 0.0013 mag 1-σ uncertainty on B-magnitude (stat.error;phot.mag;em.opt.B)
o_Bmag56  Number of individual B-measurements (meta.number)
Imag15.572 mag I-magnitude (phot.mag;em.opt.I)
e_Imag 0.0003 mag 1-σ uncertainty on I-magnitude (stat.error;phot.mag;em.opt.I)
o_Imag703  Number of individual I-measurements (meta.number)
chi 0.942  χ quality measure (Note 1)   (meta.code.qual)
sharp 0.079  sharp quality measure (Note 1)   (src.class.starGalaxy)
W/S 1.003  Welch-Stetson (1993AJ....105.1813W) variabillity index (src.var.index)
w_W/S841.0  Weight of W/S variabillity index (stat.weight)
W/Se 2.9261   Evidence for variabillity index log(index*wt) (src.var.index)
Bmagc 17.9847 mag Corrected B-magnitude (phot.mag;em.opt.B)
Vmagc16.7844 mag Corrected V-magnitude (phot.mag;em.opt.V)
Imagc15.5746 mag Corrected I-magnitude (phot.mag;em.opt.I)
difred-0.0013 mag [-0.03/0.041] Relative reddening correction ΔE(B-V) (phot.mag;arith.diff)
RAJ200019 21 00.72 "h:m:s" (i) Right ascension (J2000.0) (pos.eq.ra;meta.main)
DEJ2000+37 45 11.6 "d:m:s" (i) Declination (J2000.0) (pos.eq.dec;meta.main)
  
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