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Table 6
Electron temperatures, densities, and ionic abundances (10-6).
| ne (cm-3) | Te(K) | He+ | He++ | O+ | O++ | N+ | Ne++ | S+ | Ar++ | ||
|
|
|||||||||||
| PN3 | 140 |
12 013 |
0.116 | <0.003 | 8.2 | 110.6 | 0.99 | 19.28 | 0.11 | 0.24 | |
| PN4 | 500 | 11 846 |
<0.029 | 0.071 | <2.70 | 116.6 | <0.78 | 26.60 | <0.20 | – | |
| PN9a | 213 |
<12 336 |
– | – | – | 94.12 | 3.53 | 17.14 | 0.536 | 0.757 | |
| PN10 | 500 | 10 588 |
0.072 | <0.005 | <10.5 | 208.6 | 0.85 | 25.04 | <0.25 | 0.48 | |
| PN11 | 500 | 13 495 |
0.095 | <0.003 | – | 125.3 | 0.78 | 18.27 | <0.06 | 0.19 | |
| PN11a | 500 | 12 387 |
– | – | – | 159.5 | 0.82 | 37.43 | – | – | |
| PN13 | 500 | 16 484 |
0.141 | <0.018 | <2.27 | 119.8 | 2.03 | 9.82 | – | – | |
| PN16a | 310 |
12 110 |
– | – | – | 100.9 | 0.98 | – | 0.47 | – | |
| PN17 | 480 |
12 536 |
0.085 | <0.003 | 5.68 | 69.9 | 1.48 | 3.07 | <0.09 | 0.11 | |
| PN20a | 169 |
14 345 |
0.029 | – | 31.82 | 11.38 | 1.45 | 3.03 | 0.35 | 0.26 | |
| H ii 4 | 100 |
16 489 |
0.082 | – | – | 20.4 | 0.9 | 2.5 | 0.30 | 0.22 | |
| H ii 7 | 100 |
15 295 |
0.082 | – | 13.7 | 31.6 | 0.6 | 4.3 | 0.24 | 0.30 | |
| H ii 9a | 520 |
15 542 |
0.097 | – | 7.81 | 54.5 | 0.6 | 8.8 | 0.12 | – | |
| H ii 11 | 120 |
14 738 |
0.090 | – | 22.0 | 28.4 | 0.9 | 3.4 | 0.36 | – | |
| H ii 15 | 100 | 13 795 |
0.104 | – | 18.5 | 47.1 | 1.2 | 6.9 | 0.58 | – | |
| H ii 17 | – | 14 040 |
0.084 | – | 20.5 | 34.5 | 1.1 | 2.9 | – | – | |
| H ii 20 | 100 | 13 517 |
0.108 | – | 20.7 | 55.1 | 1.1 | 5.3 | 0.37 | – | |
| H ii 30 | 120 |
11 877 |
0.082 | – | 33.9 | 30.8 | 1.0 | 4.0 | 0.36 | 0.31 | |
| H ii 32 | 100 | 13 491 |
0.078 | – | 20.7 | 28.8 | 1.7 | 4.8 | 0.56 | 0.36 | |
| H ii 37 | 100 | 13 689 |
0.079 | – | 17.9 | 55.2 | 0.5 | 6.4 | 0.22 | – | |
| H ii 40 | 160 | 13 682 |
0.078 | – | 11.7 | 40.1 | 0.5 | 5.3 | 0.16 | – | |
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