VizieR

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VizieR

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VII/1B/catalog Revised New General Catalogue (Sulentic+, 1973)
The Revised NGC Catalog (8163 rows)
  recno=2220
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ColumnValue  Explain   (UCD)
_RAJ200006 09 41.4 "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+20 30 40 "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)
_RAB195006 06 42.7 "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+20 31 16 "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)
_Glon190.0256 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 +0.5024 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)
2220recno 2220  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

NGC2174   [1/7840] The original NGC number (meta.id;meta.main)
m_NGC   Component of NGC (Note 6)   (meta.code.multip)
Type 3  Type of object (Note 1)   (src.class)
RA197506 08.2 "h:m:s" (i) Right Ascension (1975) (pos.eq.ra;meta.main)
DE1975+20 31 "d:m:s" (i) Declination (1975) (pos.eq.dec;meta.main)
Xpos163 mm Position eastwards on POSS blue print (pos.cartesian.x;instr.plate)
Ypos318 mm Position northwards on POSS blue print (pos.cartesian.y;instr.plate)
Mag  mag Magnitude rounded to the nearest half magnitude (phot.mag)
r_Mag    Source of Magnitude (Note 2)   (meta.ref)
OldDescEF,BET3VF*  Visual appearance of object transcribed from Dreyer J.L.E. (1888) (Note 3)   (src.morph.type)
NewDesc   Palomar Sky Survey Description of each object (Note 4)   (meta.note)
NotesH  Cross References for RNGC objects (Note 5)   (meta.note)

_RA.icrs06 09.7 "h:m:s" (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
_DE.icrs+20 31 "d:m:s" (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)
  
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