This page summarises the information held within TEPCat for the transiting planetary system WASP-170. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2019AJ....157...43B | |
| Date of discovery paper | 2018 / 7 / 18 | y / m / d |
| Data/telescope used for discovery | WASP | |
| Right ascension | 09 01 39.93 | h m s |
| Declination | −20 43 13.6 | d m s |
| Right ascension (decimal) | 135.41638 | degrees |
| Declination (decimal) | -20.72044 | degrees |
| V-band apparent magnitude | 12.79 | mag |
| K-band apparent magnitude | 10.76 | mag |
| Transit duration | 0.085 ( 2.04 ) | day hour |
| Transit depth | 1.4 | % |
| Time of mid-transit | 2457802.3915 ± 0.0002 | HJD or BJD |
| Orbital period | 2.34478022 ± 0.00000036 | days |
| Reference for orbital ephemeris | 2019AJ....157...43B |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5600 ± 150 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.22 ± 0.09 | dex |
| Stellar mass | 0.93 ± 0.15 | Msun |
| Stellar radius | 0.938 +0.056 −0.061 | Rsun |
| Stellar logarithmic surface gravity | 4.466 ± 0.031 | c.g.s. |
| Stellar mean density | 1.121 +0.093 −0.076 ( 1.58 +0.13 −0.11 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 | |
| Orbital semimajor axis | 0.0337 ± 0.0018 | AU |
| Planetary mass | 1.6 ± 0.2 ( 508 ± 63 ) | Mjup Mearth |
| Planetary radius | 1.096 ± 0.085 ( 12.29 ± 0.95 ) | Rjup Rearth |
| Planetary surface gravity | 34.7 +4.2 −3.8 3.54 +0.05 −0.05 | m/s2 log(cgs) |
| Planetary mean density | 1.21 +0.24 −0.19 ( 1.61 +0.32 −0.25 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1422 ± 42 | K |
| Reference of detailed study | 2019AJ....157...43B |
WASP-170 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/11/11 John Southworth (Keele University, UK)