This page summarises the information held within TEPCat for the transiting planetary system Kepler-91. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2014A+A...562A.109L | |
| Date of discovery paper | 2013 / 12 / 16 | y / m / d |
| Data/telescope used for discovery | Kepler | |
| Right ascension | 19 02 41.49 | h m s |
| Declination | +44 07 00.2 | d m s |
| Right ascension (decimal) | 285.67288 | degrees |
| Declination (decimal) | 44.11672 | degrees |
| V-band apparent magnitude | 12.81 | mag |
| K-band apparent magnitude | 10.14 | mag |
| Transit duration | 0.45 ( 10.8 ) | day hour |
| Transit depth | 0.04 | % |
| Time of mid-transit | 2454956.912 ± 0.011 | HJD or BJD |
| Orbital period | 6.246509 ± 0.000013 | days |
| Reference for orbital ephemeris | 2016ApJS..225....9H |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 4550 ± 75 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.11 ± 0.07 | dex |
| Stellar mass | 1.31 ± 0.10 | Msun |
| Stellar radius | 6.20 ± 0.16 | Rsun |
| Stellar logarithmic surface gravity | 2.953 ± 0.007 | c.g.s. |
| Stellar mean density | 0.0052 ± 0.0001 ( 0.00734 ± 0.00014 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.066 +0.013 −0.017 | |
| Orbital semimajor axis | 0.0726 ± 0.0019 | AU |
| Planetary mass | 0.73 ± 0.13 ( 232 ± 41 ) | Mjup Mearth |
| Planetary radius | 1.384 +0.011 −0.054 ( 15.51 + 0.12 − 0.61 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 0.33 +0.10 −0.05 ( 0.438 +0.133 −0.066 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | K | |
| Reference of detailed study | 2014A+A...568L...1L |
Kepler-91 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2024/09/04 John Southworth (Keele University, UK)