This page summarises the information held within TEPCat for the transiting planetary system WASP-80. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2013A+A...551A..80T | |
| Date of discovery paper | 2013 / 3 / 4 | y / m / d |
| Data/telescope used for discovery | WASP | |
| Right ascension | 20 12 40.18 | h m s |
| Declination | −02 08 39.2 | d m s |
| Right ascension (decimal) | 303.16742 | degrees |
| Declination (decimal) | -2.14422 | degrees |
| V-band apparent magnitude | 11.87 | mag |
| K-band apparent magnitude | 8.35 | mag |
| Transit duration | 0.08878 ( 2.1307 ) | day hour |
| Transit depth | 3.5 | % |
| Time of mid-transit | 2456487.425006 ± 0.000025 | HJD or BJD |
| Orbital period | 3.067851919 ± 0.000000031 | days |
| Reference for orbital ephemeris | arXiv:2309.04042 |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 4145 ± 100 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.14 ± 0.16 | dex |
| Stellar mass | 0.596 ± 0.035 | Msun |
| Stellar radius | 0.593 ± 0.012 | Rsun |
| Stellar logarithmic surface gravity | 4.668 ± 0.008 | c.g.s. |
| Stellar mean density | 2.862 ± 0.050 ( 4.038 ± 0.071 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.07 −0.0 | |
| Orbital semimajor axis | 0.03479 ± 0.00068 | AU |
| Planetary mass | 0.562 ± 0.027 ( 178.65 ± 8.58 ) | Mjup Mearth |
| Planetary radius | 0.986 ± 0.022 ( 11.05 ± 0.25 ) | Rjup Rearth |
| Planetary surface gravity | 14.34 ± 0.46 3.16 ± 0.01 | m/s2 log(cgs) |
| Planetary mean density | 0.549 ± 0.023 ( 0.728 ± 0.031 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 825 ± 20 | K |
| Reference of detailed study | 2014A+A...562A.126M |
| Reference | λ (degrees) |
|---|---|
| Triaud et al. (2013) | 0 ± 20 |
| Triaud et al. (2015) | −14 ± 14 |
Page generated on 2025/03/17 John Southworth (Keele University, UK)