This page summarises the information held within TEPCat for the transiting planetary system WASP-147. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2019MNRAS.482..301L | |
| Date of discovery paper | 2018 / 7 / 19 | y / m / d |
| Data/telescope used for discovery | WASP | |
| Right ascension | 23 56 45.97 | h m s |
| Declination | −22 09 11.4 | d m s |
| Right ascension (decimal) | 359.19154 | degrees |
| Declination (decimal) | -22.15317 | degrees |
| V-band apparent magnitude | 12.30 | mag |
| K-band apparent magnitude | 10.86 | mag |
| Transit duration | 0.1831 ( 4.394 ) | day hour |
| Transit depth | 0.8 | % |
| Time of mid-transit | 2456562.5950 ± 0.0013 | HJD or BJD |
| Orbital period | 4.60273 ± 0.000027 | days |
| Reference for orbital ephemeris | 2019MNRAS.482..301L |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5700 ± 100 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.09 ± 0.07 | dex |
| Stellar mass | 1.04 ± 0.07 | Msun |
| Stellar radius | 1.37 ± 0.08 | Rsun |
| Stellar logarithmic surface gravity | 4.0 ± 0.1 | c.g.s. |
| Stellar mean density | 0.361 +0.054 −0.088 ( 0.509 +0.076 −0.124 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.19 −0.0 | |
| Orbital semimajor axis | 0.0549 +0.0012 −0.0013 | AU |
| Planetary mass | 0.275 +0.028 −0.027 ( 87.4 +8.9 −8.6 ) | Mjup Mearth |
| Planetary radius | 1.115 +0.14 −0.093 ( 12.5 + 1.6 − 1.0 ) | Rjup Rearth |
| Planetary surface gravity | 5.5 +1.1 −1.2 2.74 +0.08 −0.11 | m/s2 log(cgs) |
| Planetary mean density | 0.198 +0.061 −0.060 ( 0.263 +0.081 −0.080 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1404 +69 −43 | K |
| Reference of detailed study | 2019MNRAS.482..301L |
WASP-147 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/03/17 John Southworth (Keele University, UK)