This page summarises the information held within TEPCat for the transiting planetary system HD 86226c. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2020AJ....160...96T | |
| Date of discovery paper | 2020 / 7 / 29 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 09 56 29.84 | h m s |
| Declination | −24 05 57.8 | d m s |
| Right ascension (decimal) | 149.12433 | degrees |
| Declination (decimal) | -24.09939 | degrees |
| V-band apparent magnitude | 8.00 | mag |
| K-band apparent magnitude | 6.46 | mag |
| Transit duration | 0.130 ( 3.12 ) | day hour |
| Transit depth | 0.04 | % |
| Time of mid-transit | 2458543.2539 ± 0.0007 | HJD or BJD |
| Orbital period | 3.98442 ± 0.00018 | days |
| Reference for orbital ephemeris | 2020AJ....160...96T |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5863 ± 88 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.018 +0.057 −0.043 | dex |
| Stellar mass | 1.019 +0.061 −0.066 | Msun |
| Stellar radius | 1.053 ± 0.026 | Rsun |
| Stellar logarithmic surface gravity | 4.400 +0.029 −0.032 | c.g.s. |
| Stellar mean density | 0.869 +0.065 −0.064 ( 1.226 +0.092 −0.090 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.075 +0.065 −0.048 | |
| Orbital semimajor axis | 0.049 ± 0.001 | AU |
| Planetary mass | 0.0228 +0.0037 −0.0035 ( 7.2 +1.2 −1.1 ) | Mjup Mearth |
| Planetary radius | 0.193 ± 0.007 ( 2.163 ± 0.078 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 2.99 +0.59 −0.55 ( 3.97 +0.78 −0.73 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1311 ± 28 | K |
| Reference of detailed study | 2020AJ....160...96T |
HD 86226c does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2024/09/10 John Southworth (Keele University, UK)