This page summarises the information held within TEPCat for the transiting planetary system WASP-41. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2011PASP..123..547M | |
| Date of discovery paper | 2010 / 12 / 14 | y / m / d |
| Data/telescope used for discovery | WASP | |
| Right ascension | 12 42 28.50 | h m s |
| Declination | −30 38 23.5 | d m s |
| Right ascension (decimal) | 190.61875 | degrees |
| Declination (decimal) | -30.63986 | degrees |
| V-band apparent magnitude | 11.64 | mag |
| K-band apparent magnitude | 9.68 | mag |
| Transit duration | 0.1099 ( 2.638 ) | day hour |
| Transit depth | 2.1 | % |
| Time of mid-transit | 2455996.67927 ± 0.00010 | HJD or BJD |
| Orbital period | 3.05240154 ± 0.00000041 | days |
| Reference for orbital ephemeris | 2016MNRAS.457.4205S |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5546 ± 33 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.06 ± 0.04 | dex |
| Stellar mass | 0.987 ± 0.033 | Msun |
| Stellar radius | 0.886 ± 0.012 | Rsun |
| Stellar logarithmic surface gravity | 4.538 ± 0.009 | c.g.s. |
| Stellar mean density | 1.420 ± 0.034 ( 2.004 ± 0.048 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.026 −0.0 | |
| Orbital semimajor axis | 0.0410 ± 0.0005 | AU |
| Planetary mass | 0.977 ± 0.026 ( 310.58 ± 8.27 ) | Mjup Mearth |
| Planetary radius | 1.178 ± 0.018 ( 13.20 ± 0.20 ) | Rjup Rearth |
| Planetary surface gravity | 17.45 ± 0.46 3.24 ± 0.01 | m/s2 log(cgs) |
| Planetary mean density | 0.558 ± 0.021 ( 0.740 ± 0.028 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1242 ± 12 | K |
| Reference of detailed study | 2016MNRAS.457.4205S |
| Reference | λ (degrees) |
|---|---|
| Neveu-VanMalle et al. (2016) | 29 + 10 - 14 |
| Southworth et al. (2016) | 6 ± 11 |
Page generated on 2025/03/17 John Southworth (Keele University, UK)