This page summarises the information held within TEPCat for the transiting planetary system WASP-141. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2017MNRAS.465.3693H | |
| Date of discovery paper | 2016 / 4 / 15 | y / m / d |
| Data/telescope used for discovery | WASP | |
| Right ascension | 04 47 17.84 | h m s |
| Declination | −17 06 54.6 | d m s |
| Right ascension (decimal) | 71.82433 | degrees |
| Declination (decimal) | -17.11517 | degrees |
| V-band apparent magnitude | 12.42 | mag |
| K-band apparent magnitude | 11.19 | mag |
| Transit duration | 0.150 ( 3.60 ) | day hour |
| Transit depth | 1.0 | % |
| Time of mid-transit | 2457019.5953 ± 0.0003 | HJD or BJD |
| Orbital period | 3.310651 ± 0.000005 | days |
| Reference for orbital ephemeris | 2017MNRAS.465.3693H |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6050 ± 120 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.29 ± 0.09 | dex |
| Stellar mass | 1.25 ± 0.06 | Msun |
| Stellar radius | 1.37 ± 0.07 | Rsun |
| Stellar logarithmic surface gravity | 4.26 ± 0.04 | c.g.s. |
| Stellar mean density | 0.49 ± 0.07 ( 0.691 ± 0.099 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.06 −0.0 | |
| Orbital semimajor axis | 0.0469 ± 0.0007 | AU |
| Planetary mass | 2.69 ± 0.15 ( 855 ± 47 ) | Mjup Mearth |
| Planetary radius | 1.21 ± 0.08 ( 13.56 ± 0.90 ) | Rjup Rearth |
| Planetary surface gravity | 41.7 +5.1 −4.5 3.62 +0.05 −0.05 | m/s2 log(cgs) |
| Planetary mean density | 1.49 ± 0.25 ( 1.98 ± 0.33 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1540 ± 50 | K |
| Reference of detailed study | 2017MNRAS.465.3693H |
WASP-141 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/03/17 John Southworth (Keele University, UK)