This page summarises the information held within TEPCat for the transiting system Kepler-509b. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2016ApJ...822...86M | |
| Date of discovery paper | 2016 / 5 / 10 | y / m / d |
| Data/telescope used for discovery | Kepler | |
| Right ascension | 19 18 39.45 | h m s |
| Declination | +48 42 22.3 | d m s |
| Right ascension (decimal) | 289.66438 | degrees |
| Declination (decimal) | 48.70619 | degrees |
| V-band apparent magnitude | 11.94 | mag |
| K-band apparent magnitude | 10.48 | mag |
| Transit duration | 0.1922 ( 4.613 ) | day hour |
| Transit depth | 0.04 | % |
| Time of mid-transit | 2455043.39915 ± 0.00086 | HJD or BJD |
| Orbital period | 41.7459885 ± 0.0000457 | days |
| Reference for orbital ephemeris | 2016ApJ...822...86M |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6060 +70 −63 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | 0.01 ± 0.08 | dex |
| Stellar mass | 1.100 +0.030 −0.110 | Msun |
| Stellar radius | 1.200 ± 0.030 | Rsun |
| Stellar logarithmic surface gravity | 4.320 ± 0.010 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | ||
| Orbital semimajor axis | AU | |
| Planetary mass | Mjup Mearth | |
| Planetary radius | 0.214 +0.011 −0.012 ( 2.40 +0.12 −0.13 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 584 | K |
| Reference of detailed study | 2016ApJ...822...86M |
Kepler-509b does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/08/27 John Southworth (Keele University, UK)