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J/AJ/108/585/table UBVI photometry of NGC 6791 (Montgomery+, 1994)
UBVI CCD photometry of NGC 6791 (8061 rows)
  recno=2400
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ColumnValue  Explain   (UCD)
_RAJ200019 21 01.9675 "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 42.213 "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 16.7016 "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 58.867 "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)
_Glon069.9625793 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+10.8728966 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)
2400recno 2400  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

MJP2400  Source name
Xpos 181.53 pix X coordinate (Note G1)   
Ypos 75.14 pix Y coordinate (Note G1)   
Vmag19.304 mag V band magnitude
B-V 1.112 mag (B-V) color index
U-B 0.828 mag (U-B) color index
V-I 1.258 mag (V-I) color index
e_Vmag 0.017 mag Error in Vmag
e_B-V 0.038 mag Error in B-V
e_U-B 0.184 mag Error in U-B
e_V-I 0.042 mag Error in V-I

_RA290.25820 deg (i) Position computed from a comparison with catalog I/289 (σ=0.27'') (right ascension part) (pos.eq.ra;meta.main)
_DE+37.76173 deg (i) Position computed from a comparison with catalog I/289 (σ=0.27'') (declination part) (pos.eq.dec;meta.main)
  
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