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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=2644
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ColumnValue  Explain   (UCD)
_RAJ200019 21 00.5887 "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 06.897 "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 15.3075 "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 23.646 "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)
_Glon069.9515735 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+10.8726767 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)
2644recno 2644  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

MJP2644  Source name
Xpos 136.50 pix X coordinate (Note G1)   
Ypos 97.24 pix Y coordinate (Note G1)   
Vmag17.461 mag V band magnitude
B-V 0.899 mag (B-V) color index
U-B 0.572 mag (U-B) color index
V-I 0.951 mag (V-I) color index
e_Vmag 0.006 mag Error in Vmag
e_B-V 0.013 mag Error in B-V
e_U-B 0.109 mag Error in U-B
e_V-I 0.025 mag Error in V-I

_RA290.25245 deg (i) Position computed from a comparison with catalog I/289 (σ=0.27'') (right ascension part) (pos.eq.ra;meta.main)
_DE+37.75192 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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