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Table 8.
Best-fit values of the G and R ratios of the He-like triplets and correspondent electron temperatures and densities (Porquet & Dubau 2000).
| Element | G | R | Temperature (K) | Temperature (eV) | Electron density ne (cm−3) |
|---|---|---|---|---|---|
| S XV |
 |
 |
– | – | |
| Si XIII |
 |
6.0 ± 0.6 | 1 × 107 | 860 | 1 × 1012( * ) |
| Mg XI |
 |
 |
7 × 106 | 600 | 2 × 1013 |
| Ne IX |
 |
 |
1 − 3 × 106 | 90–260 | 1.5 × 1012 |
Notes. The electron density of the He-like Si XIII triplet (marked as ( * )) is an upper limit.
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