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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/680/A104
  Galactic metallicity gradients with PNe (Bucciarelli+ 2023)
ReadMe+ftp
2023A&A...680A.104B
Similar Catalogs
Post annotation 		img(gal)
1.J/A+A/680/A104/table5C, N, O selected abundances and PN ages (320 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)
  PNG (char) PN name in the usual format: LLL.l+BB.b (meta.id;meta.main)
  C/H [-] (n) Selected C/H abundance (Note G1)   (phys.abund)
  e_C/H [-] (n) Uncertainty on C/H (stat.error;phys.abund)
  N/H [-] (n) Average N/H abundance (Note G1)   (phys.abund;stat.mean)
  e_N/H [-] (n) Uncertainty on N/H (stat.error;phys.abund)
  O/H [-] (n) Average O/H abundance (Note G1)   (phys.abund;stat.mean)
  e_O/H [-] (n) Uncertainty on O/H (stat.error;phys.abund)
  PNPop (char) [YOUNG OLD -] Assigned age group based on selected abundances (Note G2)   (meta.code)
  Simbad  ask the Simbad data-base about this object (meta.ref.url)
  _RA deg (i) Right Ascension (J2000) from SIMBAD (not part of the original data) (pos.eq.ra;meta.main)
  _DE deg (i) Declination (J2000) from SIMBAD (not part of the original data) (pos.eq.dec;meta.main)

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