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	J/AJ/104/92	692		HII Regions Properties in M101 (Scowen+ 1992) ReadMe+ftp 1992AJ....104...92S Similar Catalogs [METAcat] [METAcells] [stats] Post annotation
1.	J/AJ/104/92/fig34567		Table of derived properties of HII regions used in Figures 3,4,5,6 and 7. Higher threshold used. [Rnum,CHb,O3Hb,S2Ha,OH,U,Q] (248 rows) (released 2023-04-06) [METAtab] [METAcola] metaJ/AJ/104/92/fig34567

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recno

Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) (RECORD)

Rnum

⁽ⁱ⁾ [2/323] HII Region Reference Number (meta.id;meta.main) (ID_MAIN)

CHb

Balmer Decrement as C(H beta) (phot.flux;arith.ratio) (SPECT_BALMER_DEC)

O3Hb

Ratio of [O III] to H beta (phot.flux;arith.ratio) (SPECT_FLUX_RATIO)

S2Ha

Ratio of [S II] to H alpha (phot.flux;arith.ratio) (SPECT_FLUX_RATIO)

Oxygen Abundance as 12+log(O/H) (phys.abund) (PHYS_ABUND_MISC)

Ionization Parameter (phys.ionizParam.rad) (PHYS_IONIZATION_PARAM)

10+45ct/s

Number of Ionizing photons /s (phys.luminosity) (PHYS_IONIZATION_PHOTONS_TOTAL)

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-ref=VIZ68ee93042fe767

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If the access to catalogues with VizieR was helpful for your research work,the following acknowledgment would be appreciated: This research has made use of the VizieR catalogue access tool, CDS, Strasbourg, France (DOI: 10.26093/cds/vizier). The original description of the VizieR service was published in A&AS 143, 23