This page summarises the information held within TEPCat for the transiting planetary system Kepler-103b. 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 15 56.29 | h m s |
| Declination | +40 03 52.3 | d m s |
| Right ascension (decimal) | 288.98454 | degrees |
| Declination (decimal) | 40.06453 | degrees |
| V-band apparent magnitude | 12.38 | mag |
| K-band apparent magnitude | 10.87 | mag |
| Transit duration | 0.194 ( 4.66 ) | day hour |
| Transit depth | 0.048 | % |
| Time of mid-transit | 2455677.65243 ± 0.00028 | HJD or BJD |
| Orbital period | 15.9653287 ± 0.000092 | days |
| Reference for orbital ephemeris | 2019MNRAS.490.5103D |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6047 +50 −67 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.15 ± 0.04 | dex |
| Stellar mass | 1.212 +0.024 −0.033 | Msun |
| Stellar radius | 1.492 +0.024 −0.022 | Rsun |
| Stellar logarithmic surface gravity | 4.17 ± 0.02 | c.g.s. |
| Stellar mean density | 0.37 ± 0.01 ( 0.522 ± 0.014 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.171 +0.298 −0.124 | |
| Orbital semimajor axis | AU | |
| Planetary mass | 0.037 +0.014 −0.015 ( 11.8 +4.5 −4.8 ) | Mjup Mearth |
| Planetary radius | 0.300 ± 0.008 ( 3.363 ± 0.090 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 1.14 +0.43 −0.46 ( 1.51 +0.57 −0.61 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | K | |
| Reference of detailed study | 2019MNRAS.490.5103D |
Kepler-103b does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/01/29 John Southworth (Keele University, UK)