This page summarises the information held within TEPCat for the transiting planetary system Kepler-25b. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2012MNRAS.421.2342S | |
| Date of discovery paper | 2012 / 1 / 27 | y / m / d |
| Data/telescope used for discovery | Kepler | |
| Right ascension | 19 06 33.21 | h m s |
| Declination | +39 29 16.4 | d m s |
| Right ascension (decimal) | 286.63838 | degrees |
| Declination (decimal) | 39.48789 | degrees |
| V-band apparent magnitude | 10.98 | mag |
| K-band apparent magnitude | 9.49 | mag |
| Transit duration | 0.120 ( 2.88 ) | day hour |
| Transit depth | 0.04 | % |
| Time of mid-transit | 2454954.79794 ± 0.00021 | HJD or BJD |
| Orbital period | 6.23853479 ± 0.00000016 | days |
| Reference for orbital ephemeris | 2016ApJS..225....9H |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6270 ± 79 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.04 ± 0.10 | dex |
| Stellar mass | 1.165 +0.027 −0.029 | Msun |
| Stellar radius | 1.316 +0.016 −0.015 | Rsun |
| Stellar logarithmic surface gravity | 4.278 ± 0.03 | c.g.s. |
| Stellar mean density | 0.53 ± 0.07 ( 0.748 ± 0.099 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0029 +0.0023 −0.0017 | |
| Orbital semimajor axis | 0.068 | AU |
| Planetary mass | 0.0275 +0.0079 −0.0073 ( 8.7 +2.5 −2.3 ) | Mjup Mearth |
| Planetary radius | 0.2452 +0.0034 −0.0031 ( 2.748 +0.038 −0.035 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 1.75 +0.51 −0.46 ( 2.32 +0.68 −0.61 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | K | |
| Reference of detailed study | 2019AJ....157..145M |
Kepler-25b does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/01/01 John Southworth (Keele University, UK)