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=9621
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ColumnValue  Explain   (UCD)
_RAJ200019 21 01.9700 "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 42.300 "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 16.7041 "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 58.954 "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)
_Glon069.9626051 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+10.8728999 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)
9621recno 9621  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

ID21771  ID number (meta.id;meta.main)
Xpos 103.736  X-position in reference image (pos.cartesian.x;instr.det)
Ypos -36.448  Y-position in reference image (pos.cartesian.y;instr.det)
Vmag19.282 mag V-magnitude (phot.mag;em.opt.V)
e_Vmag 0.0006 mag 1-σ uncertainty on V-magnitude (stat.error;phot.mag;em.opt.V)
o_Vmag868  Number of individual V-measurements (meta.number)
Bmag20.324 mag B-magnitude (phot.mag;em.opt.B)
e_Bmag 0.0026 mag 1-σ uncertainty on B-magnitude (stat.error;phot.mag;em.opt.B)
o_Bmag55  Number of individual B-measurements (meta.number)
Imag18.201 mag I-magnitude (phot.mag;em.opt.I)
e_Imag 0.0006 mag 1-σ uncertainty on I-magnitude (stat.error;phot.mag;em.opt.I)
o_Imag682  Number of individual I-measurements (meta.number)
chi 0.981  χ quality measure (Note 1)   (meta.code.qual)
sharp 0.138  sharp quality measure (Note 1)   (src.class.starGalaxy)
W/S 0.588  Welch-Stetson (1993AJ....105.1813W) variabillity index (src.var.index)
w_W/S802.5  Weight of W/S variabillity index (stat.weight)
W/Se 2.6741   Evidence for variabillity index log(index*wt) (src.var.index)
Bmagc 20.3205 mag Corrected B-magnitude (phot.mag;em.opt.B)
Vmagc19.2793 mag Corrected V-magnitude (phot.mag;em.opt.V)
Imagc18.1994 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 01.97 "h:m:s" (i) Right ascension (J2000.0) (pos.eq.ra;meta.main)
DEJ2000+37 45 42.3 "d:m:s" (i) Declination (J2000.0) (pos.eq.dec;meta.main)
  
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