This page summarises the information held within TEPCat for the transiting planetary system Kepler-99. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2014ApJS..210...20M | |
| Date of discovery paper | 2014 / 1 / 20 | y / m / d |
| Data/telescope used for discovery | Kepler | |
| Right ascension | 19 49 24.96 | h m s |
| Declination | +41 18 00.2 | d m s |
| Right ascension (decimal) | 297.35400 | degrees |
| Declination (decimal) | 41.30006 | degrees |
| V-band apparent magnitude | 13.27 | mag |
| K-band apparent magnitude | 10.76 | mag |
| Transit duration | 0.100 ( 2.40 ) | day hour |
| Transit depth | 0.044 | % |
| Time of mid-transit | 2454968.01160 ± 0.00066 | HJD or BJD |
| Orbital period | 4.60357337 ± 0.00000074 | days |
| Reference for orbital ephemeris | 2016ApJS..225....9H |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 4782 ± 129 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.18 ± 0.07 | dex |
| Stellar mass | 0.79 ± 0.06 | Msun |
| Stellar radius | 0.73 ± 0.04 | Rsun |
| Stellar logarithmic surface gravity | 4.605 ± 0.05 | c.g.s. |
| Stellar mean density | 2.02 ± 0.16 ( 2.85 ± 0.23 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 | |
| Orbital semimajor axis | AU | |
| Planetary mass | 0.019 ± 0.004 ( 6.0 ± 1.3 ) | Mjup Mearth |
| Planetary radius | 0.132 ± 0.007 ( 1.480 ± 0.078 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 8.22 ± 2.13 ( 10.9 ± 2.8 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | K | |
| Reference of detailed study | 2014ApJS..210...20M |
Kepler-99 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/01/29 John Southworth (Keele University, UK)