VizieR

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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=9257
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ColumnValue  Explain   (UCD)
_RAJ200019 21 00.5700 "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 11.900 "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 15.2912 "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 28.650 "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)
_Glon069.9528178 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+10.8733416 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)
9257recno 9257  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

ID21230  ID number (meta.id;meta.main)
Xpos 87.094  X-position in reference image (pos.cartesian.x;instr.det)
Ypos -66.907  Y-position in reference image (pos.cartesian.y;instr.det)
Vmag22.238 mag V-magnitude (phot.mag;em.opt.V)
e_Vmag 0.0096 mag 1-σ uncertainty on V-magnitude (stat.error;phot.mag;em.opt.V)
o_Vmag860  Number of individual V-measurements (meta.number)
Bmag23.639 mag B-magnitude (phot.mag;em.opt.B)
e_Bmag 0.0889 mag 1-σ uncertainty on B-magnitude (stat.error;phot.mag;em.opt.B)
o_Bmag46  Number of individual B-measurements (meta.number)
Imag20.287 mag I-magnitude (phot.mag;em.opt.I)
e_Imag 0.0035 mag 1-σ uncertainty on I-magnitude (stat.error;phot.mag;em.opt.I)
o_Imag650  Number of individual I-measurements (meta.number)
chi 1.017  χ quality measure (Note 1)   (meta.code.qual)
sharp 0.521  sharp quality measure (Note 1)   (src.class.starGalaxy)
W/S 0.634  Welch-Stetson (1993AJ....105.1813W) variabillity index (src.var.index)
w_W/S778.0  Weight of W/S variabillity index (stat.weight)
W/Se 2.6933   Evidence for variabillity index log(index*wt) (src.var.index)
Bmagc 23.6361 mag Corrected B-magnitude (phot.mag;em.opt.B)
Vmagc22.2358 mag Corrected V-magnitude (phot.mag;em.opt.V)
Imagc20.2857 mag Corrected I-magnitude (phot.mag;em.opt.I)
difred 0.0007 mag [-0.03/0.041] Relative reddening correction ΔE(B-V) (phot.mag;arith.diff)
RAJ200019 21 00.57 "h:m:s" (i) Right ascension (J2000.0) (pos.eq.ra;meta.main)
DEJ2000+37 45 11.9 "d:m:s" (i) Declination (J2000.0) (pos.eq.dec;meta.main)
  
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