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  Abundances in barred spiral galaxies (Martin+ 1994)
Post annotation
1.J/ApJ/424/599/table5Properties of H II regions in NGC 925 (82 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)
  Seq  Region sequential number (;meta.main)
  log([OIII]/Hb)  Corrected [O III]/Hβ line ratio (spect.line.intensity;arith.ratio)
  e_log([OIII]/Hb)  rms uncertainty on log([OIII]/Hb) (stat.error)
  log([NII]/[OIII])   Corrected [N II]/[O III] line ratio (spect.line.intensity;arith.ratio)
  e_log([NII]/[OIII])   rms uncertainty on log([NII]/[OIII]) (stat.error)
  log([NII/Ha)   Corrected [N II/Hα line ratio (spect.line.intensity;arith.ratio)
  e_log([NII/Ha)   rms uncertainty on log([NII/Ha) (stat.error)
  R/Reff  Galactocentric distance corrected for inclination (pos.distance)
  c(Hb)  Logarithmic extinction at Hβ (phys.absorption)
  e_c(Hb)  rms uncertainty on c(Hb) (stat.error)
  O/H  O/H gradient (arith.grad;phys.abund)

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