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Table 2
Parameters of the HD 209458b system.
| Parameter | Symbol [unit] | Value |
|
|
||
| The star | ||
| Effective temperature | Teff [ K ] | 6065 ± 50 |
| Radius | Rs [R⊙] | 1.155 |
| Mass | Ms [M⊙] | 1.119 ± 0.033 |
| Surface gravity | log (g [ cm s-2 ]) | 4.361 |
| Metallicity | [M/H] [dex] | 0.00 ± 0.05 |
| The planet | ||
| Radius ratio | Rp/Rs | 0.12086 ± 0.00010 |
| Orbital semi-major axis | a [Rs] | 8.76 ± 0.04 |
| Orbital inclination | i [degrees] | 86.71 ± 0.05 |
| Orbital period | P [days] | 3.52474859 |
| Transit impact parameter | b [ Rs] | 0.507 ± 0.005 |
| Transit epoch (BJD) | T0 [days] | 2 452 826.628514 |
Notes. The transit epoch and the period are from Knutson et al. (2007) and all the other values are from Torres et al. (2008).
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