Table 4
Parameters describing the MASCARA-1 system, derived from the best-fit models to the photometric and spectroscopic data.
| Parameter | Symbol | Value | |
|
|
|||
| Stellar parameters | |||
|
|
|||
| Identifiers | HD 201585, HIP 104513 | ||
| Right ascension | 21h10m12.37s | ||
| Declination | + 10°44′19.9″ | ||
| Spectral type | A8 | ||
| V-band magnitude | m V | 8.3 | |
| Agea | 1.0 ± 0.2 Gyr | ||
| Effective temperatureb | T eff | 7554 ± 150 K | |
| Projected rotation speed | vsini⋆ | 109 ± 4 km s-1 | |
| Surface gravity | log g | 4 | |
| Metallicity | [Fe/H] | 0 | |
| Stellar massa | M ∗ | 1.72 ± 0.07 M⊙ | |
| Stellar radius | R ∗ | 2.1 ± 0.2 R⊙ | |
| Stellar density | ρ ∗ |
|
|
|
|
|||
| Planet parameters | |||
|
|
|||
| Planet radiusc | R p | 1.5 ± 0.3 RJup | |
| Planet mass | M p | 3.7 ± 0.9 MJup | |
| Planet density | ρ p | 1.5 ± 0.9 g cm-3 | |
| Equilibrium temperatured | T eq |
|
|
|
|
|||
| System parameters | |||
|
|
|||
| Epoch | T p | 2 457 097.278 ± 0.002 BJD | |
| Period | P | 2.148780 ± 0.000008 days | |
| Semi-major axis | a | 0.043 ± 0.005 AU | |
| Inclination | i |
|
|
| Eccentricity | e | 0 (fixed) | |
| Projected obliquity | λ | 69.5° ± 3 | |
Notes.
(a)
Computed using the BAGEMASS code from Maxted et al. (2015).
(b)
Taken from McDonald et al. (2012), assuming a typical uncertainty.
Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.
Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.
Initial download of the metrics may take a while.