VizieR

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

VizieR

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/706/A341
  Selection function Gaia DR3 open cluster census (Hunt+, 2026)
ReadMe+ftp
2026A&A...706A.341H
Similar Catalogs
Post annotation 		img(gal)
1.J/A+A/706/A341/clustersSimulated clusters (table B.1) (233917 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)
  Cluster  Simulated cluster ID (internal numbering scheme) (cluster_id) (Note 1)   (meta.id;meta.main)
  Det (char) Unique three-character detection ID given to this cluster (detection_id) (Note 2)   (meta.id)
  BestDet (char) Flag indicating if this detection was the best detection attempt of this given cluster, based on simple heuristics (best_detection) (meta.code)
  minClSize  Minimum cluster size parameter of HDBSCAN used for this cluster detection (minclustersize) (phys.angSize)
  cst  (n) Cluster significance test score of this cluster (cst) (Note 3)   (stat.fit.goodness)
  Nstars  Total number of stars in the cluster detection, assuming it was detected, including true members and false members (n_stars) (meta.number)
  Nsim  Number of member stars simulated for this cluster and injected into Gaia data (n_simulated) (meta.number)
  NsimDet  Number of simulated member stars that were included in the detection of this cluster, assuming it was detected (nsimulateddetected) (meta.number)
  Nnoise  Number of member stars that are not true members (n_noise) (meta.number)
  NHunt23  Number of member stars that are in common with a known cluster in Hunt & Reffert (2023, Cat. J/A+A/686/A42) (n_hunt23) (meta.number)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  fracNstarsSim  Fraction of detected stars that are simulated, i.e. true member stars (fracnstars_simulated) (meta.number)
  fracNstarsNoise  Fraction of detected member stars that are not true members (fracnstars_noise) (meta.number)
  fracNstarsH23  Fraction of detected member stars that are in common with a known cluster in Hunt & Reffert (2023, Cat. J/A+A/686/A42) (fracnstars_hunt23) (meta.number)
  fracSimuDet  Fraction of stars simulated for this cluster that were detected as member stars (fracsimulateddetected) (meta.number)
  RAJ2015 deg (i) Right ascension (J2015.5) (ra) (pos.eq.ra;meta.main)
  DEJ2015 deg (i) Declination (J2015.5) (dec) (pos.eq.dec;meta.main)
  GLON deg Galactic longitude (l) (pos.galactic.lon)
  GLAT deg Galactic latitude (b) (pos.galactic.lat)
  Dist pc Cluster distance (distance) (pos.distance)
  pmRA mas/yr Proper motion in right ascension multiplied by cos of declination (pmra) (pos.pm;pos.eq.ra)
  pmDE mas/yr Proper motion in declination (pmdec) (pos.pm;pos.eq.dec)
  pmGLON mas/yr Proper motion in Galactic longitude (pml) (pos.pm;pos.galactic.lon)
  pmGLAT mas/yr Proper motion in Galactic latitude (pmb) (pos.pm;pos.galactic.lat)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  RV km/s Cluster radial velocity (radial_velocity) (phys.veloc;pos.heliocentric)
  Xpos pc Cartesian X coordinate in Galactocentric coordinates (x) (pos.cartesian.x;pos.galactocentric)
  Ypos pc Cartesian Y coordinate in Galactocentric coordinates (y) (pos.cartesian.y;pos.galactocentric)
  Zpos pc Cartesian Z coordinate in Galactocentric coordinates (z) (pos.cartesian.z;pos.galactocentric)
  rho pc Galactocentric cylindrical rho coordinate (2D distance from Galactic center) (rho) (pos.frame;pos.galactocentric)
  phi pc Galactocentric cylindrical phi coordinate (phi) (pos.frame;pos.galactocentric)
  Vphi km/s Velocity in the phi direction (v_phi) (phys.veloc;pos.dirCos)
  Vrho km/s Velocity in the rho direction (v_rho) (phys.veloc;pos.dirCos)
  Vz km/s Velocity in the z direction (v_z) (phys.veloc;pos.cartesian.z)
  Vcirc km/s Circular velocity at the location of this cluster based on adopted Milky Way potential (v_circ) (phys.veloc)
  Rcore pc Cluster core radius (King model) (r_core) (phys.angSize)
  Rtidal pc Cluster tidal radius (King model) (r_tidal) (phys.size.radius)
  Rjacobi pc Cluster Jacobi radius (r_jacobi) (phys.size.radius)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  Mass Msun Cluster mass (mass) (phys.mass)
  logAge [yr] Log (base 10) of cluster age in years (log_age) (time.age)
  Ext mag Cluster extinction (extinction) (phys.absorption)
  diffExt mag Gaussian standard deviation of cluster differential extinction (differential_extinction) (stat.stdev;phys.absorption;arith.diff)
  [M/H] [-] Cluster metallicity as [M/H], following the PARSEC isochrone metallicity definition (metallicity) (phys.abund.Z)
  VirRatio  Cluster virial ratio (0.5=virialized) (virial_ratio) (stat.fit.param)
  m10 mag Value of m10 parameter from Gaia DR3 selection function (m10) (phot.mag)
  magRybizki mag Median magnitude of stars removed from Hunt & Reffert (2023, Cat. J/A+A/686/A42) sample of Gaia DR3 data (m_rybizki) (phot.mag)
  _RA.icrs deg (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
  _DE.icrs deg (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)

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