This page summarises the information held within TEPCat for the transiting system Kepler-538b. 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 49 56.85 | h m s |
| Declination | +49 37 24.4 | d m s |
| Right ascension (decimal) | 297.48687 | degrees |
| Declination (decimal) | 49.62344 | degrees |
| V-band apparent magnitude | 11.35 | mag |
| K-band apparent magnitude | 9.64 | mag |
| Transit duration | 0.2788 ( 6.691 ) | day hour |
| Transit depth | 0.06 | % |
| Time of mid-transit | 2455044.67882 ± 0.00091 | HJD or BJD |
| Orbital period | 81.7378720 ± 0.0001024 | days |
| Reference for orbital ephemeris | 2016ApJ...822...86M |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5650 +70 −59 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.05 +0.10 −0.11 | dex |
| Stellar mass | 0.960 +0.030 −0.160 | Msun |
| Stellar radius | 0.900 ± 0.040 | Rsun |
| Stellar logarithmic surface gravity | 4.510 +0.030 −0.040 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | ||
| Orbital semimajor axis | AU | |
| Planetary mass | Mjup Mearth | |
| Planetary radius | 0.193 +0.022 −0.013 ( 2.16 +0.25 −0.15 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 385 | K |
| Reference of detailed study | 2016ApJ...822...86M |
Kepler-538b does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/08/27 John Southworth (Keele University, UK)