Table 1
Model atoms used in the non-LTE calculations.
| Ion | Terms | Transitions | Reference |
|---|---|---|---|
| H | 20 | 380 | [1] |
| He i/ii | 49/20 | 2048 | [1] |
| C ii/iii/iv | 67/70/50 | 6194 | [2, 3] |
| N i/ii/iii/iv | 89/50/41/50 | 4769 | [4, 5] |
| O i/ii/iii | 51/52/61 | 3531 | [6, 7, 8] |
| Mg i/ii | 88/37 | 5189 | [9] |
| Si ii/iii/iv | 39/69/35 | 4946 | [10] |
Notes. (1) Jokuthy (2002); (2) Nieva & Przybilla (2008, C ii); (3) Carneiro et al. (2018, C iii/iv); (4) Przybilla & Butler (2001, N I) (5) Rivero González et al. (2012, N ii/iii/iv); (6) Przybilla et al. (2000, O i); (7) Becker & Butler (1988, O ii); (8) Urbaneja (2004, O III) (9) Przybilla (2010); (10) Przybilla & Butler (in prep.). The number of transitions corresponds to the total number of bound-bound transitions (radiative plus collisional line transitions).
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