VizieR

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VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:

  
Target dimension:

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I/293
  NPM2 Cross-Identifications (Klemola+ 2004)
Post annotation
img(gal)
1.I/293/npm2crosNPM2 Catalog Cross-Identifications file (46887 rows)

 
Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortColumn  Constraint Explain   (UCD)
  recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  NPM2 (char) (i) [0-9.±] NPM2 star "name" made of Byte 1 : Sign of J2000 declination zone Bytes 2-3: J2000 Declination zone Bytes 4-8: Running number in this zone (meta.id;meta.main)
  Star (char) Name of star (from literature source) (meta.id)
  KLA (char) Code for class of object, defined in files npm2code.dat and npm2code.txt (src.class)
  RAJ2000 "h:m:s" (i) Right ascension J2000, Ep=J2000 (hours) (Note)   (pos.eq.ra;meta.main)
  DEJ2000 "d:m:s" (i) Declination J2000, Ep=J2000 (degrees) (Note)   (pos.eq.dec;meta.main)
  Bmag mag Rounded B magnitude from NPM2 Catalog (phot.mag;em.opt.B)
  ID   [0,3] Code for identification reliability (Note)   (stat.error)
  IQ   [0,3] Code for image quality (Note)   (stat.error)
  IN   [0,1] Code for footnote in npm2foot.dat (see ID and IQ) 0=no footnote, 1=has footnote (meta.code)
  r_Star  Four-digit code for publication reference (see npm2ref1.dat) (meta.ref)
  REFc (char) Code for reference to finding chart, (Note)   (meta.ref)
  mag mag (n) Magnitude quoted from publication reference (rarely other source); zero if none (phot.mag)
  col mag (n) B-V color quoted from publication reference (rarely other source); zero if none (phot.color)
  n_mag   [0,8] Magnitude type code: (Note)   (meta.code;instr.filter)
  n_col   [0,2] Color-index type code: 0=none, 1=B-V, 2=other (if any) (meta.code;instr.filter)
  tyc (char) [T] Code for star in Tycho-2 catalog ' '=no, 'T'=yes (meta.code)
  hip (char) [H] Code for star in Hipparcos catalog ' '=no, 'H'=yes (meta.code)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
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