This page summarises the information held within TEPCat for the transiting planetary system WASP-187. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2020MNRAS.499..428S | |
| Date of discovery paper | 2020 / 10 / 28 | y / m / d |
| Data/telescope used for discovery | WASP | |
| Right ascension | 01 09 53.96 | h m s |
| Declination | +25 40 54.0 | d m s |
| Right ascension (decimal) | 17.47483 | degrees |
| Declination (decimal) | 25.68167 | degrees |
| V-band apparent magnitude | 10.30 | mag |
| K-band apparent magnitude | 8.79 | mag |
| Transit duration | 0.2425 ( 5.820 ) | day hour |
| Transit depth | 0.35 | % |
| Time of mid-transit | 2455197.3529 ± 0.0022 | HJD or BJD |
| Orbital period | 5.147878 ± 0.000007 | days |
| Reference for orbital ephemeris | 2020MNRAS.499..428S |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6150 +92 −85 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.0 ± 0.11 | dex |
| Stellar mass | 1.54 ± 0.09 | Msun |
| Stellar radius | 2.83 ± 0.05 | Rsun |
| Stellar logarithmic surface gravity | 3.722 ± 0.029 | c.g.s. |
| Stellar mean density | 0.068 ± 0.005 ( 0.0959 ± 0.0071 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 | |
| Orbital semimajor axis | 0.0653 ± 0.0013 | AU |
| Planetary mass | 0.8 ± 0.09 ( 254 ± 28 ) | Mjup Mearth |
| Planetary radius | 1.64 ± 0.05 ( 18.38 ± 0.56 ) | Rjup Rearth |
| Planetary surface gravity | 7.41 +0.90 −0.96 2.87 +0.05 −0.06 | m/s2 log(cgs) |
| Planetary mean density | 0.169 +0.026 −0.023 ( 0.224 +0.034 −0.031 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | K | |
| Reference of detailed study | 2020MNRAS.499..428S |
WASP-187 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/03/17 John Southworth (Keele University, UK)