VizieR

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Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:
 Target dimension:
NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
J/A+A/495/807
  Shape parameters for 650 open clusters (Kharchenko+, 2009)
ReadMe+ftp
2009A&A...495..807K
Similar Catalogs
Post annotation 		img(gal)
1.J/A+A/495/807/tableEllipticities and orientation angles for 650 open clusters (650 rows)

Simple ConstraintList Of Constraints
 
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)
  COCD   [1/1130] COCD number (1-520, 1001-1130) (meta.id;meta.main)
  Name (char) Cluster designation (NGC, IC or other) (meta.id)
  GLON deg Galactic longitude (pos.galactic.lon)
  GLAT deg Galactic latitude (pos.galactic.lat)
  lambda deg Aspect angle in Galactic longitude (Note 1)   (pos.eq)
  beta deg Aspect angle in Galactic latitude (Note 1)   (pos.eq)
  m-M mag Distance modulus (phot.mag.distMod)
  E(B-V) mag Colour-excess (phot.color.excess)
  Dist pc Distance (pos.distance;pos.galactocentric)
  logt [yr] Logarithm of age (time.age)

ALL cols		    
 (i)indexed column
  r2 pc Linear cluster radius (phys.size.radius)
  n2  Number of the most probable cluster members (meta.number)
  e  Ellipticity (src.ellipticity)
  e_e  rms error of the ellipticity (stat.error)
  q deg Orientation angle between the Galactic plane and the largest principal axis of the ellipse (pos.posAng)
  e_q deg rms error of the orientation angle (stat.error)
  SimbadName (char) Designation understandable by the Simbad data-base (meta.id)
  _RA.icrs deg (n)(i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
  _DE.icrs deg (n)(i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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usage  Display UCD1+    UCD1  
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