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J/AJ/104/92
692
HII Regions Properties in M101 (Scowen+ 1992)
ReadMe+ftp
1992AJ....104...92S
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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)
meta
J/AJ/104/92/fig34567
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(
UCD
)
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
)
OH
Oxygen Abundance as 12+log(O/H)
(
phys.abund
)
(
PHYS_ABUND_MISC
)
U
Ionization Parameter
(
phys.ionizParam.rad
)
(
PHYS_IONIZATION_PARAM
)
Q
10+45ct/s
Number of Ionizing photons /s
(
phys.luminosity
)
(
PHYS_IONIZATION_PHOTONS_TOTAL
)
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