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Table 6
Ionic concentrations and chemical abundances in NGC 1535.
| Ion | λ | Int./Hβ | Nion/Np | ICF | Nel./Np |
|
|
|||||
| He+ | 5875 | 12.2 | 0.076 | ||
| He++ | 4686 | 17.5 | 0.015 | 1 | 0.091 |
| C++ | 1909 | 181 | 1.23(− 4) | ||
| C+3 | 1548 | 61.9 | 3.54(–5) | 1 | 1.6(–4) |
| N + | 6584 | 1.6 | 2.0(–7) | ||
| N ++ | 1750 | 10.7 | 3.2(–5) | 1 | 3.2(–5) |
| O+ | 3727 | 8.4 | 1.38(–6) | ||
| O++ | 5007 | 1200 | 2.4(–4) | ||
| O+3 | 25,9 | 107 | 2.03(–5) | 1 | 2.7(–4) |
| Ne+ | 12.8 | 0.42 | 5.2(–7) | ||
| Ne++ | 15.5 | 83.5 | 4.70(–5) | ||
| Ne++ | 3869 | 101 | 4.95(–5) | 1.1 | 5.4(–5) |
| S+ | 6731 | 0.114 | 3.7(–9) | ||
| S++ | 18.7 | 2.93 | 2.29(–7) | ||
| S+3 | 10.5 | 39.8 | 8.9(–7) | 1.2 | 1.3(–6) |
| Ar++ | 8.99 | 3.32 | 2.83(–7) | ||
| Ar++ | 7135 | 6.3 | 3.57(–7) | ||
| Ar+3 | 4740 | 3.4 | 5.75(–7) | 1.2 | 1.1(–6) |
| Cl++ | 5538 | 0.175 | 1.5(–8) | ||
| Cl+3 | 11.8 | 0.455 | 2.24(–8) | ||
| Cl+3 | 8045 | 0.52 | 3.36(–8) | 1.2 | 6.0(–8) |
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