This page summarises the information held within TEPCat for the transiting system Kepler-822b. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2016ApJ...822...86M | |
| Date of discovery paper | 2016 / 5 / 10 | y / m / d |
| Data/telescope used for discovery | Kepler | |
| Right ascension | 19 29 06.26 | h m s |
| Declination | +39 33 00.6 | d m s |
| Right ascension (decimal) | 292.27608 | degrees |
| Declination (decimal) | 39.55017 | degrees |
| V-band apparent magnitude | 14.79 | mag |
| K-band apparent magnitude | 13.05 | mag |
| Transit duration | 0.1219 ( 2.926 ) | day hour |
| Transit depth | 0.02 | % |
| Time of mid-transit | 2455011.07010 ± 0.00200 | HJD or BJD |
| Orbital period | 3.2229753 ± 0.0000093 | days |
| Reference for orbital ephemeris | 2016ApJ...822...86M |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5928 +139 −184 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | 0.04 +0.14 −0.15 | dex |
| Stellar mass | 1.060 +0.090 −0.040 | Msun |
| Stellar radius | 1.080 +0.250 −0.130 | Rsun |
| Stellar logarithmic surface gravity | 4.400 +0.080 −0.170 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | ||
| Orbital semimajor axis | AU | |
| Planetary mass | Mjup Mearth | |
| Planetary radius | 0.131 +0.036 −0.019 ( 1.47 +0.40 −0.21 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 1239 | K |
| Reference of detailed study | 2016ApJ...822...86M |
Kepler-822b does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/08/27 John Southworth (Keele University, UK)