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Table 5
H ii region parameters derived from optical emission lines.
| Spectrum | H ii region | [O iii] | Hβ | [O iii] | Hα |
|
|
|
c(Hβ) | E(B-V) | log F(Hβ) | FWHM |
|
T e | N e |
| λ4363 | λλ4959+5007 | erg cm-2 s-1 | (″) | (K) | (cm-3) | ||||||||||
| (1) | (2) | (3) | (4) | (5) | (6) | (7) | (8) | (9) | (10) | (11) | (12) | (13) | (14) | (15) | (16) |
|
|
|||||||||||||||
| d | N26A-B | 693 | 8019 | 52616 | 44374 | 5.53 | 6.56 | 76 | 0.84 | 0.58 | –12.09 | 2.5 | 0.83 | 12 950 | 1216 |
| e | N25 | 172 | 6597 | 30949 | 21605 | 3.28 | 4.69 | 180 | 0.16 | 0.11 | –12.18 | 30 | 1.31 | 10 394 | 110 |
| c | N22 north* | 177 | 3736 | 22241 | 12492 | 3.34 | 5.95 | 129 | 0.19 | 0.13 | –12.42 | 37 | 1.27 | 11 685 | 182 |
| b | N22S | 150 | 2841 | 15327 | 10190 | 3.59 | 5.40 | 102 | 0.29 | 0.19 | –12.54 | 50 | 1.31 | 12 658 | 110 |
| a | N23 | 909 | 2341 | 3143 | 3.46 | 2.58 | 0.23 | 0.16 | –13.04 | 30 | 1.25 | 176 | |||
| a | N23A | 1014 | 375 | 3818 | 3.77 | 0.37 | 0.34 | 0.23 | –12.99 | 8 | 1.34 | 80 | |||
| a | N21 | 990 | 2074 | 3705 | 3.74 | 2.10 | 0.33 | 0.23 | –13.00 | 18 | 0.89 | 948 | |||
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