VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

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J/AJ/126/1286
  Hα+[NII] observations of M81 HII regions (Lin+, 2003)
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img(gal)
1.J/AJ/126/1286/table4Catalog of Optically Bright H II Regions with Hα Flux (493 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)
  Num (char) H II region PSK index number (Note 1)   
  RAJ2000 "h:m:s" (i) Hour of right ascension (J2000) (pos.eq.ra;meta.main)
  DEJ2000 "d:m:s" (i) Degree of declination (J2000) (pos.eq.dec;meta.main)
  Xoff arcsec X offset distance from the galaxy center (Note 2)   
  Yoff arcsec Y offset distance from the galaxy center (Note 2)   
  Flux 10-19W/m2Hα+[NII] flux
  e_Flux 10-19W/m2The 1 σ error in Flux
  Diam arcsec Aperture diameter used to measure Flux
  PFlux 10-16mW/m2(n) Flux measured by Petit et al. (1988A&AS...74..475P)
  S/N  Signal-to-noise ratio

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