VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

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VII/1B/catalog Revised New General Catalogue (Sulentic+, 1973)
The Revised NGC Catalog (8163 rows)
  recno=1679
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ColumnValue  Explain   (UCD)
_RAJ200004 40 42.1 "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)
_DEJ2000-08 36 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)
_RAB195004 38 17.9 "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)
_DEB1950-08 41 54 "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)
_Glon205.3791 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-32.9151 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)
1679recno 1679  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

NGC1636   [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)
RA197504 39.5 "h:m:s" (i) Right Ascension (1975) (pos.eq.ra;meta.main)
DE1975-08 39 "d:m:s" (i) Declination (1975) (pos.eq.dec;meta.main)
Xpos 45 mm Position eastwards on POSS blue print (pos.cartesian.x;instr.plate)
Ypos340 mm Position northwards on POSS blue print (pos.cartesian.y;instr.plate)
Mag14.0 mag Magnitude rounded to the nearest half magnitude (phot.mag)
r_Mag3   Source of Magnitude (Note 2)   (meta.ref)
OldDescVF,PS,R,VGBM,R,*NF1'  Visual appearance of object transcribed from Dreyer J.L.E. (1888) (Note 3)   (src.morph.type)
NewDescISBOVAL,VPCHY  Palomar Sky Survey Description of each object (Note 4)   (meta.note)
Notes   Cross References for RNGC objects (Note 5)   (meta.note)

_RA.icrs04 40.7 "h:m:s" (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
_DE.icrs-08 36 "d:m:s" (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)
  
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