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  HII regions in NGC 5457 and NGC 4395 (Cedres+, 2002)
Post annotation
1.J/A+A/391/809/table3NGC 5457 region positions, extinction, H-alpha fluxes, H-beta fluxes and equivalent widths (338 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)
  Region  Region identification number (;meta.main)
  All  display all paramters for this region in NGC 5457 (meta.ref)
  Xpos arcsec Region X position in galaxy with respect nucleus. East positive (pos.cartesian)
  Ypos arcsec Region Y position in galaxy with respect nucleus. North positive (pos.cartesian)
  R arcmin Deprojected galactocentric radius (phys.angSize;src)
  Av mag Visual extinction (phys.absorption)
  e_Av mag Error in visual extinction (stat.error)
  FHalpha 10-16W/m2Extinction corrected H-alpha flux (phot.flux)
  e_FHalpha 10-16W/m2Error in H-alpha flux (stat.error)
  EW(Halpha) [0.1nm] (n) Base 10 logarithm of H-alpha equivalent width (spect.line.eqWidth)
  e_EW(Halpha) [0.1nm] (n) Error in H-alpha equivalent width (stat.error)
  FHbeta 10-16W/m2(n) Extinction corrected and stellar absorption corrected H-beta flux (phot.flux)
  e_FHbeta 10-16W/m2(n) Error in H-beta flux (stat.error)
  EW(Hbeta) [0.1nm] (n) Base 10 logarithm of H-beta equivalent width (spect.line.eqWidth)
  e_EW(Hbeta) [0.1nm] (n) Error in H-beta equivalent width (stat.error)
  Arm  (n) [0/1] Indicates whether the region belongs to the arm (1) or inter-arm (0) (in table3.dat only) (meta.note)

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