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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=9293
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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 13.800 "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 15.4419 "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 30.539 "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)
_Glon069.9535214 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+10.8731289 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)
9293recno 9293  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

ID21291  ID number (meta.id;meta.main)
Xpos 88.973  X-position in reference image (pos.cartesian.x;instr.det)
Ypos -64.964  Y-position in reference image (pos.cartesian.y;instr.det)
Vmag20.471 mag V-magnitude (phot.mag;em.opt.V)
e_Vmag 0.0013 mag 1-σ uncertainty on V-magnitude (stat.error;phot.mag;em.opt.V)
o_Vmag904  Number of individual V-measurements (meta.number)
Bmag21.717 mag B-magnitude (phot.mag;em.opt.B)
e_Bmag 0.0112 mag 1-σ uncertainty on B-magnitude (stat.error;phot.mag;em.opt.B)
o_Bmag53  Number of individual B-measurements (meta.number)
Imag19.043 mag I-magnitude (phot.mag;em.opt.I)
e_Imag 0.0010 mag 1-σ uncertainty on I-magnitude (stat.error;phot.mag;em.opt.I)
o_Imag693  Number of individual I-measurements (meta.number)
chi 0.997  χ quality measure (Note 1)   (meta.code.qual)
sharp 0.220  sharp quality measure (Note 1)   (src.class.starGalaxy)
W/S 0.546  Welch-Stetson (1993AJ....105.1813W) variabillity index (src.var.index)
w_W/S825.0  Weight of W/S variabillity index (stat.weight)
W/Se 2.6538   Evidence for variabillity index log(index*wt) (src.var.index)
Bmagc 21.7181 mag Corrected B-magnitude (phot.mag;em.opt.B)
Vmagc20.4718 mag Corrected V-magnitude (phot.mag;em.opt.V)
Imagc19.0435 mag Corrected I-magnitude (phot.mag;em.opt.I)
difred-0.0003 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 13.8 "d:m:s" (i) Declination (J2000.0) (pos.eq.dec;meta.main)
  
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