VizieR

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VizieR

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J/A+A/469/1221/catalog Sydney observatory Galactic survey (SOGS) (Fresneau+, 2007)
Objects detected on all plates (2809835 rows)
  recno=623226
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200018 50 59.33600 "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+22 49 25.4500 "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)
_RAB195018 48 52.95288 "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+22 45 48.8214 "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)
_Glon053.42051572 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+10.28135332 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)
623226recno 623226  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

Pl223  Plate number (record number in "plates") (obs.field)
RAJ200018 50 59.336 "h:m:s" (i) [0/24] Right Ascension J2000 (Note 1)   (pos.eq.ra;meta.main)
e_RAJ2000 0.69 arcsec Mean error on RA position (Note 1)   (stat.error)
DEJ2000+22 49 25.45 "d:m:s" (i) Declination J2000 (1) (pos.eq.dec;meta.main)
e_DEJ2000 0.60 arcsec Mean error on Declination (Note 1)   (stat.error)
Xpos-17.273 mm Plate X-coordinate (toward East) (Note 2)   (pos.cartesian.x;instr.plate)
e_Xpos 24.1 um Mean error (in microns) of Xpos (stat.error)
Ypos 41.848 mm plate Y-coordinate (toward South) (Note 2)   (pos.cartesian.y;instr.plate)
e_Ypos 37.2 um Mean error (in microns) of Ypos (stat.error)
Bmag12.82 mag Photographic B magnitude calibrated through Tycho-2 (Cat. I/259) (phot.mag;em.opt.B)
e_Bmag 0.02 mag Bmag scatter during the multi-exposure (stat.error)
  
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