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Table 1
Properties of HD 209458 (upper part) and HD 209458b (lower part), adopted from Torres et al. (2008).
| Parameter | Symbol | Value |
|
|
||
| Visible magnitude | V | 7.67 ± 0.01 |
| Distance (pc) | d | 47.4 ± 1.6 |
| Effective temperature (K) | T eff | 6065 ± 50 |
| Luminosity (L⊙) | L ∗ |
|
| Mass (M⊙) | M ∗ | 1.119 ± 0.033 |
| Radius (R⊙) | R ∗ |
|
| Systemicvelocity(km s-1) a | γ | −14.7652 ± 0.0016 |
| Metallicity (dex) | [F/H] | 0.00 ± 0.05 |
| Age (Gyr) |
|
|
|
|
||
| Orbitalperiod(days) b | P | 3.52474859 |
| ± 0.00000038 | ||
| Semi-major axis (AU) | a |
|
| Inclination (deg) | i | 86.71 ± 0.05 |
| Eccentricity c | ecosω | 0.00004 ± 0.00033 |
| Impact parameter | b | 0.507 ± 0.005 |
| Transitcentraltime(HJD) b | t c | 2,452,826.628521 |
| ± 0.000087 | ||
| Transitduration(min) d | t T | 183.89 ± 3.17 |
| Mass (MJ) | M p |
|
| Radius (RJ) | R p |
|
| Density (gcm-3) | ρ p |
|
| Equilibrium temperature (K) | T eq | 1449 ± 12 |
Notes.
(a)
Adopted from Mazeh et al. (2000);
(b)
adopted from Knutson et al. (2007);
(c)
adopted from Crossfield et al. (2012);
(d)
adopted from the Exoplanet Orbit Database (Wright et al. 2011).
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