This page summarises the information held within TEPCat for the transiting planetary system pi Men. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | arXiv:1809.05967 | |
| Date of discovery paper | 2018 / 9 / 18 | y / m / d |
| Right ascension | 05 37 09.89 | h m s |
| Declination | −80 28 08.8 | d m s |
| V-band apparent magnitude | 5.67 | mag |
| K-band apparent magnitude | 4.24 | mag |
| Transit duration | 0.1246 ( 2.990 ) | day hour |
| Transit depth | 0.03 | % |
| Time of mid-transit | 2458509.8068 ± 0.0003 | HJD or BJD |
| Orbital period | 6.267852 ± 0.000016 | days |
| Reference for orbital ephemeris | arXiv:2007.06410 |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5998 ± 62 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.09 ± 0.04 | dex |
| Stellar mass | 1.07 ± 0.04 | Msun |
| Stellar radius | 1.17 ± 0.02 | Rsun |
| Stellar logarithmic surface gravity | 4.42 ± 0.03 | c.g.s. |
| Stellar mean density | 0.67 ± 0.04 ( 0.945 ± 0.056 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 | |
| Orbital semimajor axis | 0.0680 ± 0.0008 | AU |
| Planetary mass | 0.0135 ± 0.0022 ( 4.29 ± 0.70 ) | Mjup Mearth |
| Planetary radius | 0.1882 ± 0.0045 ( 2.110 ± 0.050 ) | Rjup Rearth |
| Planetary surface gravity | 11.0 +1.9 −9.5 3.04 +0.07 −0.87 | m/s2 log(cgs) |
| Planetary mean density | 2.1 ± 0.4 ( 2.79 ± 0.53 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1170 +2.8 −4.3 | K |
| Reference of detailed study | arXiv:2007.06410 |
| Reference | λ (degrees) |
|---|---|
| Hozdic et al. (2020) | −24.0 ± 4.1 |
pi Men has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.
Page generated on 2021/01/04 John Southworth (Keele University, UK)