This page summarises the information held within TEPCat for the transiting planetary system CoRoT-8. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2010A+A...520A..66B | |
| Date of discovery paper | 2010 / 8 / 2 | y / m / d |
| Data/telescope used for discovery | CoRoT | |
| Right ascension | 19 26 21.24 | h m s |
| Declination | +01 25 35.2 | d m s |
| Right ascension (decimal) | 291.58850 | degrees |
| Declination (decimal) | 1.42644 | degrees |
| V-band apparent magnitude | 14.76 | mag |
| K-band apparent magnitude | 11.46 | mag |
| Transit duration | 0.114 ( 2.74 ) | day hour |
| Transit depth | 0.7 | % |
| Time of mid-transit | 2454239.03317 ± 0.00049 | HJD or BJD |
| Orbital period | 6.212445 ± 0.000007 | days |
| Reference for orbital ephemeris | 2019MNRAS.483..824R |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5080 ± 80 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.31 ± 0.05 | dex |
| Stellar mass | 0.89 ± 0.04 | Msun |
| Stellar radius | 0.802 ± 0.014 | Rsun |
| Stellar logarithmic surface gravity | 4.58 ± 0.01 | c.g.s. |
| Stellar mean density | 1.73 ± 0.26 ( 2.44 ± 0.37 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 | |
| Orbital semimajor axis | 0.0636 ± 0.0014 | AU |
| Planetary mass | 0.218 ± 0.034 ( 69 ± 10 ) | Mjup Mearth |
| Planetary radius | 0.619 +0.016 −0.017 ( 6.94 +0.18 −0.19 ) | Rjup Rearth |
| Planetary surface gravity | 14.1 +2.5 −2.1 3.15 +0.07 −0.07 | m/s2 log(cgs) |
| Planetary mean density | 0.86 ± 0.15 ( 1.14 ± 0.20 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 870 ± 14 | K |
| Reference of detailed study | 2019MNRAS.483..824R |
CoRoT-8 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/01/29 John Southworth (Keele University, UK)