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=4829
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ColumnValue  Explain   (UCD)
_RAJ200012 43 39.6 "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+11 33 48 "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)
_RAB195012 41 08.4 "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+11 50 13 "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)
_Glon295.8637 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+74.3282 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)
4829recno 4829  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

NGC4649   [1/7840] The original NGC number (meta.id;meta.main)
m_NGC   Component of NGC (Note 6)   (meta.code.multip)
Type 5  Type of object (Note 1)   (src.class)
RA197512 42.4 "h:m:s" (i) Right Ascension (1975) (pos.eq.ra;meta.main)
DE1975+11 42 "d:m:s" (i) Declination (1975) (pos.eq.dec;meta.main)
Xpos 7 mm Position eastwards on POSS blue print (pos.cartesian.x;instr.plate)
Ypos193 mm Position northwards on POSS blue print (pos.cartesian.y;instr.plate)
Mag10.5 mag Magnitude rounded to the nearest half magnitude (phot.mag)
r_Mag1   Source of Magnitude (Note 2)   (meta.ref)
OldDescVB,PL,R,FOF DNEB  Visual appearance of object transcribed from Dreyer J.L.E. (1888) (Note 3)   (src.morph.type)
NewDescE,R,BM,CONTW/47  Palomar Sky Survey Description of each object (Note 4)   (meta.note)
Notes*,Z*,V*,A116,M60,HO448A  Cross References for RNGC objects (Note 5)   (meta.note)

_RA.icrs12 43.7 "h:m:s" (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
_DE.icrs+11 34 "d:m:s" (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)
  
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