Planet WASP-31 b
| Name | WASP-31 b | ||
| Planet Status | Confirmed | ||
| Discovered in | 2010 | ||
| Mass | 0.478 ( -0.03 +0.03 ) MJ |  |
|
| Mass*sin(i) | — | ||
| Semi-Major Axis | 0.04657 (± 0.00034) AU | |
|
| Orbital Period | 3.405909 (± 5e-06) day | |
|
| Eccentricity | 0.0 | |
|
| ω | — | ||
| Tperi | — | ||
| Radius | 1.537 ( -0.06 +0.06 ) RJ | |
|
| Inclination | 84.54 (± 0.027) deg | |
|
| Update | 2018-10-10 | ||
| Detection Method | Primary Transit | ||
| Mass Detection Method | — | ||
| Radius Detection Method | — | ||
| Primary transit | 2455192.6887 (± 0.0003) JD | |
|
| Secondary transit | — | ||
| λ | — | ||
| Impact Parameter b | — | ||
| Time Vr=0 | — | ||
| Velocity Semiamplitude K | — | ||
| Calculated temperature | — | ||
| Measured temperature | — | ||
| Hottest point longitude | — | ||
| Geometric albedo | — | ||
| Surface gravity log(g/gH) | — | ||
| Alternate Names | — |
Star
WASP-31| Name | WASP-31 | ||
| Distance | 400.0 (± 0.0) pc | |
|
| Spectral type | F | ||
| Apparent magnitude V | 11.7 | ||
| Mass | 1.16 (± 0.026) MSun | |
|
| Age | — | |
|
| Effective temperature | 6200.0 (± 100.0) K | |
|
| Radius | 1.24 (± 0.04) RSun | |
|
| Metallicity [Fe/H] | -0.19 (± 0.09) | |
|
| Detected Disc | — | ||
| Magnetic Field | — | ||
| RA2000 | 11:17:45.0 | ||
| Dec2000 | -19:03:17 | ||
| Alternate Names | |||
| Planetary system | 1 planet |
Remarks
Alias USNO-B1.0 0709-0239208Alias 2MASS 11174536-1903171
The star is part of a visual double with a V = 15.8 K-type star 35'' away (Anderson et al. 2010)
More data
- Simbad
- Most recent references (ADS)
Atmospheric parameters
Temperatures
| Data Source | Type | Result Value | Result Figure | Notes | Reference |
Molecules
| Molecule | Data Source | Type | Result Value | Result Figure | Notes | Reference |
| K | Measurements | Detected | 2019 - GIBSON N. | |||
| Measurements | Detected | 2017 - GIBSON N. | ||||
Observability Predictor 
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