This page summarises the information held within TEPCat for the transiting planetary system WASP-146. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | arXiv:1812.09264 | |
| Date of discovery paper | 2018 / 12 / 24 | y / m / d |
| Data/telescope used for discovery | WASP | |
| Right ascension | 23 56 22.02 | h m s |
| Declination | −13 16 17.6 | d m s |
| Right ascension (decimal) | 359.09175 | degrees |
| Declination (decimal) | -13.27156 | degrees |
| V-band apparent magnitude | 12.70 | mag |
| K-band apparent magnitude | 11.14 | mag |
| Transit duration | 0.0998 ( 2.395 ) | day hour |
| Transit depth | 1.0 | % |
| Time of mid-transit | 2457109.72182 ± 0.00021 | HJD or BJD |
| Orbital period | 3.3969440 ± 0.0000036 | days |
| Reference for orbital ephemeris | arXiv:1812.09264 |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6100 ± 140 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.01 ± 0.16 | dex |
| Stellar mass | 1.057 ± 0.085 | Msun |
| Stellar radius | 1.232 ± 0.072 | Rsun |
| Stellar logarithmic surface gravity | 4.282 ± 0.029 | c.g.s. |
| Stellar mean density | 0.568 ± 0.035 ( 0.801 ± 0.049 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.14 −0.0 | |
| Orbital semimajor axis | 0.0451 ± 0.0024 | AU |
| Planetary mass | 1.11 ± 0.15 ( 352 ± 47 ) | Mjup Mearth |
| Planetary radius | 1.228 ± 0.076 ( 13.76 ± 0.85 ) | Rjup Rearth |
| Planetary surface gravity | 16.9 +1.8 −1.6 3.23 +0.04 −0.04 | m/s2 log(cgs) |
| Planetary mean density | 0.604 ± 0.084 ( 0.80 ± 0.11 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1486 ± 43 | K |
| Reference of detailed study | arXiv:1812.09264 |
WASP-146 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/03/17 John Southworth (Keele University, UK)