This page summarises the information held within TEPCat for the transiting planetary system Kepler-51d. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2014ApJ...783...53M | |
| Date of discovery paper | 2014 / 1 / 14 | y / m / d |
| Data/telescope used for discovery | Kepler | |
| Right ascension | 19 45 55.15 | h m s |
| Declination | +49 56 15.7 | d m s |
| Right ascension (decimal) | 296.47979 | degrees |
| Declination (decimal) | 49.93769 | degrees |
| V-band apparent magnitude | 14.83 | mag |
| K-band apparent magnitude | 13.20 | mag |
| Transit duration | 0.35 ( 8.4 ) | day hour |
| Transit depth | 1.2 | % |
| Time of mid-transit | 2455045.0223 ± 0.0017 | HJD or BJD |
| Orbital period | 130.1858 ± 0.0018 | days |
| Reference for orbital ephemeris | 2024AJ....168..294M |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5670 ± 60 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.05 ± 0.04 | dex |
| Stellar mass | 0.985 ± 0.012 | Msun |
| Stellar radius | 0.881 ± 0.011 | Rsun |
| Stellar logarithmic surface gravity | 4.7 ± 0.1 | c.g.s. |
| Stellar mean density | 1.44 ± 0.06 ( 2.032 ± 0.085 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.01 ± 0.01 | |
| Orbital semimajor axis | 0.509 ± 0.020 | AU |
| Planetary mass | 0.0179 ± 0.0035 ( 5.7 ± 1.1 ) | Mjup Mearth |
| Planetary radius | 0.844 ± 0.014 ( 9.46 ± 0.16 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 0.029 ± 0.005 ( 0.0385 ± 0.0066 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 381 ± 8 | K |
| Reference of detailed study | 2020AJ....159...57L |
Kepler-51d does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/03/17 John Southworth (Keele University, UK)