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=236585
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200020 20 08.81200 "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+16 43 53.8100 "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)
_RAB195020 17 51.44029 "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+16 34 22.6574 "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)
_Glon058.32985680 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-10.97910388 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)
236585recno 236585  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

Pl172  Plate number (record number in "plates") (obs.field)
RAJ200020 20 08.812 "h:m:s" (i) [0/24] Right Ascension J2000 (Note 1)   (pos.eq.ra;meta.main)
e_RAJ2000 0.10 arcsec Mean error on RA position (Note 1)   (stat.error)
DEJ2000+16 43 53.81 "d:m:s" (i) Declination J2000 (1) (pos.eq.dec;meta.main)
e_DEJ2000 0.09 arcsec Mean error on Declination (Note 1)   (stat.error)
Xpos -6.399 mm Plate X-coordinate (toward East) (Note 2)   (pos.cartesian.x;instr.plate)
e_Xpos 2.4 um Mean error (in microns) of Xpos (stat.error)
Ypos 24.664 mm plate Y-coordinate (toward South) (Note 2)   (pos.cartesian.y;instr.plate)
e_Ypos 1.7 um Mean error (in microns) of Ypos (stat.error)
Bmag 9.60 mag Photographic B magnitude calibrated through Tycho-2 (Cat. I/259) (phot.mag;em.opt.B)
e_Bmag 2.04 mag Bmag scatter during the multi-exposure (stat.error)
  
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