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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=8082
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ColumnValue  Explain   (UCD)
_RAJ200003 40 18.950000 "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)
_DEJ2000-15 31 51.40000 "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)
_RAB195003 38 00.449683 "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)
_DEB1950-15 41 29.24105 "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)
_Glon205.273515677 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-49.211932565 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)
8082recno 8082  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)
CatN   [IN] Catalog: N=NGC, I=IC (meta.note)
NGC/IC1405  (i) Number in the NGC or IC catalog (meta.id;meta.main)
n_NGC/IC   Component or remarks (Note G1)   (meta.note)
RAJ200003 40 18.9500 "h:m:s" (i) Right Ascension J2000 (pos.eq.ra;meta.main)
DEJ2000-15 31 51.400 "d:m:s" (i) Declination J2000 (pos.eq.dec;meta.main)
qPosc   [a-g] Precision on position (Note G2)   (meta.code.qual)
N 3  Number of positions used (meta.number)
e_RAJ2000 1.08 arcsec Standard deviation in RA (stat.error;pos.eq.ra)
e_DEJ2000 2.03 arcsec Standard deviation in DE (stat.error;pos.eq.dec)
RefsGSC, WS, SPC  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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