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Table 6
Derived orbital parameters for the pulsation-cleaned orbits.
| DY Ori | σ | EP Lyr | σ | HP Lyr | σ | IRAS 17038 | σ | IRAS 09144 | σ | TW Cam | σ | |
|
|
||||||||||||
| P (days) | 1230 | 17 | 1066 | 25 | 1631 | 22 | 1386 | 12 | 1683 | 14 | 654 | 4 |
| K (km s-1) | 11.7 | 0.4 | 19.0 | 6.4 | 7.7 | 0.2 | 14.3 | 1.2 | 16.5 | 0.5 | 15.7 | 0.5 |
| e | 0.21 | 0.04 | 0.6 | 0.06 | 0.17 | 0.02 | 0.57 | 0.07 | 0.45 | 0.05 | 0.2 | 0.03 |
| ω (°) | 1.4 | 0.2 | 1.6 | 0.3 | 5.5 | 0.4 | 2.2 | 0.1 | 2.87 | 0.07 | 3.9 | 0.3 |
| T (MJD) | 55 975 | 40 | 55 158 | 56 | 55 946 | 48 | 51 704 | 17 | 51 416 | 24 | 55 262 | 29 |
| γ (km s-1) | −0.1 | 0.3 | 13.4 | 1.6 | −115.1 | 0.1 | −26.9 | 0.5 | 30.2 | 0.3 | −49.4 | 0.4 |
| a1sini (AU) | 1.30 | 0.05 | 1.4 | 0.3 | 1.15 | 0.03 | 1.5 | 0.07 | 2.27 | 0.05 | 0.93 | 0.03 |
| f(m) (M⊙) | 0.19 | 0.02 | 0.42 | 0.04 | 0.08 | 0.005 | 0.22 | 0.03 | 0.55 | 0.04 | 0.25 | 0.02 |
| N. Epochs | 71 | 58 | 65 | 75 | 74 | 87 | ||||||
Notes. The errors were computed using a Monte Carlo method on the data points (see text).
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