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Table 5
Orbital parameters derived from the spectroscopic orbit solution of Qatar-1.
| Orbital parameter | ||
|
|
||
| Eccentric fit | Circular fit | |
|
|
||
| P [days] | 1.42002504 | |
| T 0 | – | 2 456 174.46251 |
| Tperi [BJD] |
|
– |
| γ [m s-1] | −38051.7 ± 2.5 | −38055.8 ± 2.0 |
| K∗ [m s-1] | 266.8 ± 3.4 | 265.7 ± 3.5 |
| e |
|
– |
| a∗ [km] | 5220 ± 82 | |
| ω [deg] |
|
– |
| χ 2 | 1.184 | 1.380 |
Notes.The parameters that were kept fixed in the fit are in italics.
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