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:
NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
J/A+A/678/A158
  APOGEE red-giant stars spectroscopic age estimates (Anders+ 2023)
ReadMe+ftp
2023A&A...678A.158A
Similar Catalogs
Post annotation 		img(gal)
1.J/A+A/678/A158/catalogAPOGEE spectroscopic age catalogue (table A1) (178825 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)
  APOGEE (char) APOGEE_ID (APOGEE_ID) (Note 1)   (meta.id;meta.main)
  spAge Gyr Spectroscopic age from fiducial XGBoost model (specagexgb) (time.age;pos.parallax.spect)
  spAgeCal Gyr Calibrated spectroscopic age (see paper Fig. 4) (specagexgb_calib) (time.age;pos.parallax.spect)
  e_spAge Gyr Fiducial age uncertainty (see paper Fig. 4) (specagexgb_uncert) (stat.error)
  f_spAge (char) Warning flag for potentially problematic stars (specagexgb_flag) (Note 2)   (meta.code)
  spAgeqr Gyr Spectroscopic age from XGBoost quantile regression (specagexgb_quantilereg) (time.age;pos.parallax.spect)
  spAgeqrCal Gyr Calibrated quantile regression age (specagexgbquantileregcalib) (time.age)
  e_spAgeqrCal Gyr [] Quantile regression age lower 1sigma uncertainty (specagexgbquantileregsigl) (stat.error)
  E_spAgeqrCal Gyr [] Quantile regression age upper 1sigma uncertainty (specagexgbquantileregsigu) (stat.error;stat.max)
  f_spAgeqrCal (char) Warning flag for potentially problematic stars (specagexgbquantileregflag) (Note 2)   (meta.code)
  SimbadName (char) (n)Designation understandable by the Simbad data-base (meta.id)
  _RA deg (i) Positions from 2MASS name (right ascension part) (pos.eq.ra;meta.main)
  _DE deg (i) Positions from 2MASS name (declination part) (pos.eq.dec;meta.main)

ALL cols		    
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