Table 3
Final adopted atmospheric parameters of the three program stars and the comparison star RE 0503−289 (Cols. 2–5), trans-iron abundances from literature for two cool DOs (HD 149499B and HZ 21) (Cols. 6 and 7); and solar abundances (last column).
| WD 0111 | PG 0109 | PG 1707 | RE 0503 | HD | HZ 21 | Sun | |
|---|---|---|---|---|---|---|---|
| +002 | +111 | +427 | −289 | 149499B | |||
| Type | DO | DO | PG1159 | DO | DOA | DO | |
| Teff/ K | 58 000 | 70 000 | 85 000 | 70 000 | 49 500 | 53 000 | |
| log g | 7.7 | 8.0 | 7.5 | 7.5 | 7.97 | 7.8 | |
| He | 9.9 × 10−1 | 9.9 × 10−1 | 5.3 × 10−1 | 9.7 × 10−1 | 2.5 × 10−1 | ||
| C | 6.0 × 10−3 | 1.5 × 10−3 | 4.1 × 10−1 | 2.2 × 10−2 | 2.4 × 10−3 | ||
| N | 3.5 × 10−7 | 1.0 × 10−5 | 1.0 × 10−2 | 5.5 × 10−5 | 6.9 × 10−4 | ||
| O | 6.0 × 10−4 | 1.6 × 10−4 | 2.7 × 10−2 | 2.9 × 10−3 | 5.7 × 10−3 | ||
| F | < 4.7 × 10−5 | < 4.7 × 10−4 | 3.2 × 10−4 | 3.5 × 10−7 | |||
| Si | 5.6 × 10−5 | 2.1 × 10−5 | 3.4 × 10−4 | 1.6 × 10−4 | 6.7 × 10−4 | ||
| P | 7.7 × 10−6 | 7.6 × 10−7 | 1.1 × 10−5 | 1.1 × 10−6 | 5.8 × 10−6 | ||
| S | < 2.4 × 10−6 | 4.0 × 10−5 | 2.2 × 10−4 | 4.0 × 10−5 | 3.1 × 10−4 | ||
| Fe | 1.4 × 10−4 | < 6.9 × 10−5 | 2.0 × 10−3 | < 1.3 × 10−5 | 1.2 × 10−3 | ||
| Ni | 1.0 × 10−4 | 4.3 × 10−5 | 9.9 × 10−5 | 7.2 × 10−5 | 6.8 × 10−5 | ||
| Zn | 8.2 × 10−5 | 8.1 × 10−6 | 1.1 × 10−6 | 1.1 × 10−4 | 1.7 × 10−6 | ||
| Ga | 3.5 × 10−5 | 8.6 × 10−5 | < 3.6 × 10−5 | 3.4 × 10−5 | 5.3 × 10−8 | ||
| Ge | 9.1 × 10−5 | 3.6 × 10−5 | < 1.3 × 10−6 | 1.6 × 10−4 | 2.3 × 10−7 | ||
| As | 9.3 × 10−6 | < 9.2 × 10−7 | < 1.0 × 10−5 | 1.6 × 10−5 | 8.1 × 10−6 | 3.0 × 10−7 | 1.1 × 10−8 |
| Se | 1.6 × 10−4 | 9.6 × 10−4 | < 1.3 × 10−3 | 1.6 × 10−3 | 1.3 × 10−5 | < 7.5 × 10−6 | 1.3 × 10−7 |
| Kr | < 2.1 × 10−5 | < 4.1 × 10−4 | < 4.2 × 10−4 | 5.0 × 10−4 | 1.1 × 10−7 | ||
| Sr | < 2.2 × 10−4 | 2.2 × 10−3 | < 7.3 × 10−4 | 6.5 × 10−4 | 4.3 × 10−8 | ||
| Zr | < 1.1 × 10−4 | < 2.3 × 10−4 | < 1.5 × 10−5 | 3.0 × 10−4 | 2.6 × 10−8 | ||
| Mo | < 1.2 × 10−5 | < 2.4 × 10−5 | < 1.7 × 10−4 | 1.9 × 10−4 | 5.3 × 10−9 | ||
| Sn | < 2.9 × 10−6 | 2.3 × 10−4 | < 2.0 × 10−6 | 2.0 × 10−4 | 8.3 × 10−6 | 9.1 × 10−9 | |
| Te | < 1.6 × 10−5 | 6.2 × 10−3 | < 1.7 × 10−6 | 2.5 × 10−4 | 9.1 × 10−7 | 1.3 × 10−6 | 1.4 × 10−8 |
| I | < 9.4 × 10−6 | 6.2 × 10−5 | < 2.2 × 10−6 | 1.4 × 10−5 | 1.9 × 10−5 | < 1.2 × 10−6 | 3.3 × 10−9 |
| Xe | < 1.6 × 10−6 | < 3.2 × 10−6 | < 2.2 × 10−5 | 1.3 × 10−4 | 1.7 × 10−8 | ||
| Ba | < 1.7 × 10−5 | < 1.7 × 10−3 | < 2.3 × 10−5 | 3.6 × 10−4 | 1.8 × 10−8 | ||
Notes. Abundances in mass fractions (see also Fig. 8) and surface gravity g in cm s−2 . Parameters for RE 0503−289from Rauch et al. (2017b) and references therein. Trans-iron abundances for HD 149499B and HZ 21 from Chayer et al. (2005). Solar abundances from Asplund et al. (2009); Scott et al. (2015a,b); and Grevesse et al. (2015).
Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.
Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.
Initial download of the metrics may take a while.