This page summarises the information held within TEPCat for the transiting planetary system Kepler-86. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2013ApJ...776...10W | |
| Date of discovery paper | 2019 / 10 / 9 | y / m / d |
| Data/telescope used for discovery | Kepler | |
| Right ascension | 19 19 03.26 | h m s |
| Declination | +51 57 45.3 | d m s |
| Right ascension (decimal) | 289.76358 | degrees |
| Declination (decimal) | 51.96258 | degrees |
| V-band apparent magnitude | 12.70 | mag |
| K-band apparent magnitude | 11.12 | mag |
| Transit duration | 0.44 ( 10.6 ) | day hour |
| Transit depth | 1.0 | % |
| Time of mid-transit | 2455196.06770 ± 0.00036 | HJD or BJD |
| Orbital period | 282.52542 ± 0.00011 | days |
| Reference for orbital ephemeris | 2024ApJS..271...16D |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5691 ± 67 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.03 ± 0.04 | dex |
| Stellar mass | 0.958 ± 0.034 | Msun |
| Stellar radius | 0.961 +0.016 −0.015 | Rsun |
| Stellar logarithmic surface gravity | 4.45 ± 0.02 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | 0.28 +0.12 −0.13 | |
| Orbital semimajor axis | 0.824 +0.019 −0.017 | AU |
| Planetary mass | 0.274 +0.066 −0.067 ( 87 +20 −21 ) | Mjup Mearth |
| Planetary radius | 0.847 ± 0.014 ( 9.49 ± 0.16 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 0.53 +0.15 −0.16 ( 0.70 +0.20 −0.21 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | K | |
| Reference of detailed study | 2024ApJS..271...16D |
Kepler-86 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/01/29 John Southworth (Keele University, UK)