This page summarises the information held within TEPCat for the transiting planetary system WASP-144. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2019MNRAS.482.1379H | |
| Date of discovery paper | 2018 / 3 / 7 | y / m / d |
| Data/telescope used for discovery | WASP | |
| Right ascension | 21 23 03.09 | h m s |
| Declination | −40 02 54.4 | d m s |
| Right ascension (decimal) | 320.76288 | degrees |
| Declination (decimal) | -40.04844 | degrees |
| V-band apparent magnitude | 12.90 | mag |
| K-band apparent magnitude | 10.90 | mag |
| Transit duration | 0.0814 ( 1.954 ) | day hour |
| Transit depth | 1.3 | % |
| Time of mid-transit | 2457157.27493 ± 0.00015 | HJD or BJD |
| Orbital period | 2.2783152 ± 0.0000013 | days |
| Reference for orbital ephemeris | 2019MNRAS.482.1379H |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 4950 ± 150 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.18 ± 0.14 | dex |
| Stellar mass | 0.81 ± 0.04 | Msun |
| Stellar radius | 0.81 ± 0.04 | Rsun |
| Stellar logarithmic surface gravity | 4.53 ± 0.03 | c.g.s. |
| Stellar mean density | 1.54 ± 0.16 ( 2.17 ± 0.23 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.30 −0.0 | |
| Orbital semimajor axis | 0.0316 ± 0.0005 | AU |
| Planetary mass | 0.44 ± 0.06 ( 139 ± 19 ) | Mjup Mearth |
| Planetary radius | 0.85 ± 0.05 ( 9.53 ± 0.56 ) | Rjup Rearth |
| Planetary surface gravity | 14.1 ± 2.0 3.15 ± 0.06 | m/s2 log(cgs) |
| Planetary mean density | 0.72 ± 0.15 ( 0.96 ± 0.20 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1260 ± 40 | K |
| Reference of detailed study | 2019MNRAS.482.1379H |
WASP-144 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/03/17 John Southworth (Keele University, UK)