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Table 6.
Final estimated parameters of the YZ Car system.
| Pulsation | ||
|---|---|---|
| Ppuls (days) | 18.1661 ± 0.0002 | |
| T0 (JD)a | 2452655.37 | |
| A1 (km s−1) | −4.57 ± 0.29 | |
| B1 (km s−1) | −13.26 ± 0.09 | |
| A2 (km s−1) | −0.71 ± 0.03 | |
| B2 (km s−1) | −0.81 ± 0.02 | |
| A3 (km s−1) | −0.02 ± 0.04 | |
| B3 (km s−1) | 0.65 ± 0.01 | |
| A4 (km s−1) | −0.06 ± 0.04 | |
| B4 (km s−1) | 0.36 ± 0.01 | |
| A5 (km s−1) | −0.15 ± 0.01 | |
| B5 (km s−1) | 0.01 ± 0.02 | |
| A6 (km s−1) | −0.24 ± 0.01 | |
| B6 (km s−1) | −0.07 ± 0.03 | |
| A7 (km s−1) | −0.17 ± 0.01 | |
| B7 (km s−1) | −0.06 ± 0.03 | |
| A8 (km s−1) | −0.12 ± 0.01 | |
| B8 (km s−1) | −0.01 ± 0.02 | |
| Orbit | ||
| An16b | This work | |
| Porb (days) | 830.22 ± 0.34 | 831.6 ± 0.9 |
| Tp (JD) | 2453422 ± 29 | 2453565.8 ± 13.7 |
| e | 0.041 ± 0.010 | 0.035 ± 0.003 |
| ω (°) | 195 ± 12 | 260.5 ± 6.8 |
| K1 (km s−1) | 10.26 ± 0.82 | 10.249 ± 0.019 |
| vγ (km s−1) | 0.84 ± 0.06 | 0.02 ± 0.03 |
| a1 sini (au) | 0.783 ± 0.063 | 0.783 ± 0.002 |
| f(M) (M⊙) | 0.093 ± 0.041 | 0.0926 ± 0.0005 |
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