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=278
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ColumnValue  Explain   (UCD)
_RAJ200000 51 22.2 "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+35 50 09 "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)
_RAB195000 48 38.0 "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+35 33 51 "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)
_Glon122.9165 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-27.0360 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)
278recno 278  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

NGC 272   [1/7840] The original NGC number (meta.id;meta.main)
m_NGC   Component of NGC (Note 6)   (meta.code.multip)
Type 1  Type of object (Note 1)   (src.class)
RA197500 50.0 "h:m:s" (i) Right Ascension (1975) (pos.eq.ra;meta.main)
DE1975+35 42 "d:m:s" (i) Declination (1975) (pos.eq.dec;meta.main)
Xpos308 mm Position eastwards on POSS blue print (pos.cartesian.x;instr.plate)
Ypos127 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)
OldDescCL,L,LC  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)
Notes   Cross References for RNGC objects (Note 5)   (meta.note)

_RA.icrs00 51.4 "h:m:s" (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
_DE.icrs+35 50 "d:m:s" (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)
  
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