This page summarises the information held within TEPCat for the transiting planetary system HD 42813c. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2023A+A...679A..33D | |
| Date of discovery paper | 2023 / 9 / 1 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 06 12 13.97 | h m s |
| Declination | −14 39 00.1 | d m s |
| Right ascension (decimal) | 93.05821 | degrees |
| Declination (decimal) | -14.65003 | degrees |
| V-band apparent magnitude | 9.67 | mag |
| K-band apparent magnitude | 7.59 | mag |
| Transit duration | 0.1012 ( 2.429 ) | day hour |
| Transit depth | 0.02 | % |
| Time of mid-transit | 2458471.3600 ± 0.0033 | HJD or BJD |
| Orbital period | 3.5379559 ± 0.0000082 | days |
| Reference for orbital ephemeris | 2024A+A...688A.223E |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5289 ± 69 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | 0.24 ± 0.05 | dex |
| Stellar mass | 0.901 ± 0.043 | Msun |
| Stellar radius | 0.980 ± 0.007 | Rsun |
| Stellar logarithmic surface gravity | 4.39 ± 0.03 | c.g.s. |
| Stellar mean density | 1.01 ± 0.07 ( 1.425 ± 0.099 ) | ρsun g cm-3 |
| Orbital eccentricity | ||
| Orbital semimajor axis | 0.04518 ± 0.00082 | AU |
| Planetary mass | 0.0142 ± 0.0010 ( 4.51 ± 0.32 ) | Mjup Mearth |
| Planetary radius | 0.138 ± 0.004 ( 1.547 ± 0.045 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 1123 ± 19 | K |
| Reference of detailed study | 2024A+A...688A.223E |
HD 42813c does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2024/09/10 John Southworth (Keele University, UK)