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J/ApJ/655/814
 HII regions in IC 342/Maffei group (Fingerhut+, 2007)
Post annotation
img(gal)
1.J/ApJ/655/814/h2regProperties of HII Regions in Maffei 2, IC 342 and Sample (tables 2 and 4 of paper) (81 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)
  n_Gal (char) 2 for Maffei 2 and IC 342 HII regions (table2) or 4 for Sample HII regions (table4) (meta.id;meta.dataset)
  Gal (char) Galaxy name (meta.id.parent)
  [FLM2007] (char) HII region name (+xxxx+yyyy) (Note 1)   (meta.id;obs.field)
  r arcsec Deprojected galactocentric radius (Note 2)   (phys.angSize;pos.galactocentric)
  EWHb 0.1nm (n) Hβ equivalent width (spect.line.eqWidth;em.line.Hbeta)
  Ha/Hb  Observed Hα-to-Hβ flux ratio (Note 3)   (phot.flux;arith.ratio)
  e_Ha/Hb  (n) rms uncertainty on Ha/Hb (stat.error;phys.abund)
  [O/H] [-] Oxygen abundance log(O/H) derived from the forbidden oxygen lines (phys.abund)
  n_[O/H] (char) [a] No O line data (Note 4)   (meta.note)
  T K Equilibrium temperature derived from [O/H] (phys.temperature)

ALL cols
    
(n) indicates a possible blank or NULL column  
  Ha/Hb0  Intrinsic Balmer flux ratio (Note 5)   (phot.flux;arith.ratio)
  tau  Total optical depth at 1um derived from the observed and intrinsic Balmer decrements (phys.absorption.opticalDepth)
  e_tau  (n) rms uncertainty on tau (stat.error)
  NHI 10+20cm-2Annular averaged column density of neutral hydrogen within the annulus at r (phys.columnDensity)
  e_NHI 10+20cm-2(n) rms uncertainty on HI (stat.error)
  X 10+20cm-2/km/sConversion factor for CO intensity to H2 column density (X=N(H2)/I(CO)) (in 1020cm–2/(km/s)) (arith.factor)
  NH2 10+20cm-2Annular averaged column density of molecular hydrogen within the annulus at r (phys.columnDensity)
  e_NH2 10+20cm-2(n) rms uncertainty on NH2 (stat.error;phys.columnDensity)
  nH 10+20cm-2Half of the column density of hydrogen in both atomic and molecular form at r (phys.columnDensity)
  e_nH 10+20cm-2(n) rms uncertainty on nH (stat.error)
  tauloc  Extragalactic optical depth at 1um (Note 6)   (phys.absorption.opticalDepth)
  e_tauloc  (n) rms uncertainty on tauloc (stat.error)
  Ref (char) References (Note 7)   (meta.ref)
  _RA deg Position calculated from galaxy's position and offsets in [FLM2007] column (right ascension part) (pos.eq.ra;meta.main)
  _DE deg Position calculated from galaxy's position and offsets in [FLM2007] column (declination part) (pos.eq.dec;meta.main)

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