This page summarises the information held within TEPCat for the transiting planetary system WASP-25. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2011MNRAS.410.1631E | |
| Date of discovery paper | 2010 / 9 / 29 | y / m / d |
| Data/telescope used for discovery | WASP | |
| Right ascension | 13 01 26.37 | h m s |
| Declination | −27 31 19.9 | d m s |
| Right ascension (decimal) | 195.35988 | degrees |
| Declination (decimal) | -27.52219 | degrees |
| V-band apparent magnitude | 11.85 | mag |
| K-band apparent magnitude | 10.17 | mag |
| Transit duration | 0.116 ( 2.78 ) | day hour |
| Transit depth | 2.2 | % |
| Time of mid-transit | 2455888.66484 ± 0.00013 | HJD or BJD |
| Orbital period | 3.7648327 ± 0.0000009 | days |
| Reference for orbital ephemeris | 2014MNRAS.444..776S |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5736 ± 35 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.06 ± 0.03 | dex |
| Stellar mass | 1.053 ± 0.038 | Msun |
| Stellar radius | 0.924 ± 0.018 | Rsun |
| Stellar logarithmic surface gravity | 4.530 ± 0.015 | c.g.s. |
| Stellar mean density | 1.336 ± 0.063 ( 1.885 ± 0.089 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 | |
| Orbital semimajor axis | 0.04819 ± 0.00058 | AU |
| Planetary mass | 0.598 ± 0.046 ( 190 ± 14 ) | Mjup Mearth |
| Planetary radius | 1.247 ± 0.032 ( 13.98 ± 0.36 ) | Rjup Rearth |
| Planetary surface gravity | 9.54 ± 0.80 2.98 ± 0.03 | m/s2 log(cgs) |
| Planetary mean density | 0.288 ± 0.028 ( 0.382 ± 0.037 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1210 ± 14 | K |
| Reference of detailed study | 2014MNRAS.444..776S |
| Reference | λ (degrees) |
|---|---|
| Brown et al. (2012) | 14.6 ± 6.7 |
Page generated on 2026/01/29 John Southworth (Keele University, UK)