VizieR

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VizieR

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VII/239A/icpos History and Accurate Positions for the NGC/IC Objects (Corwin, 2004)
NGC/IC positions (mean values) (15517 rows)
  recno=6018
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ColumnValue  Explain   (UCD)
_RAJ200020 20 08.670000 "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 54.60000 "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 51.298640 "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 23.45593 "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)
_Glon058.329730857 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-10.978508965 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)
6018recno 6018  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

Note    [*] indicates a note in the file "ngcnotes.txt" or "icnotes.txt" (meta.code)
CatI   [IN] Catalog: N=NGC, I=IC (meta.note)
NGC/IC4997  (i) Number in the NGC or IC catalog (meta.id;meta.main)
n_NGC/IC   Component or remarks (Note G1)   (meta.note)
RAJ200020 20 08.6700 "h:m:s" (i) Right Ascension J2000 (pos.eq.ra;meta.main)
DEJ2000+16 43 54.600 "d:m:s" (i) Declination J2000 (pos.eq.dec;meta.main)
qPosc   [a-g] Precision on position (Note G2)   (meta.code.qual)
N 5  Number of positions used (meta.number)
e_RAJ2000 2.54 arcsec Standard deviation in RA (stat.error;pos.eq.ra)
e_DEJ2000 2.08 arcsec Standard deviation in DE (stat.error;pos.eq.dec)
RefsDKM1,Ty2, CK, Bord,GSC  References of positions detailed in "refs.dat" (meta.ref;pos.frame)

SimbadSimbad  ask the Simbad data-base about this object (meta.ref.url)
NEDNED  ask the NED data-base about this object (meta.ref.url)
  
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