This page summarises the information held within TEPCat for the transiting planetary system Kepler-289c. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2014ApJ...784...45R | |
| Date of discovery paper | 2014 / 10 / 30 | y / m / d |
| Data/telescope used for discovery | Kepler | |
| Right ascension | 19 49 51.68 | h m s |
| Declination | +42 52 58.2 | d m s |
| Right ascension (decimal) | 297.46533 | degrees |
| Declination (decimal) | 42.88283 | degrees |
| V-band apparent magnitude | 14.11 | mag |
| K-band apparent magnitude | 12.51 | mag |
| Transit duration | 0.1482 ( 3.557 ) | day hour |
| Transit depth | 0.06 | % |
| Time of mid-transit | 2454975.6240 ± 0.0052 | HJD or BJD |
| Orbital period | 66.0282 ± 0.0042 | days |
| Reference for orbital ephemeris | 2023AJ....165...48G |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5990 ± 38 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.065 ± 0.04 | dex |
| Stellar mass | 1.08 ± 0.02 | Msun |
| Stellar radius | 1.00 ± 0.02 | Rsun |
| Stellar logarithmic surface gravity | 4.47 ± 0.01 | c.g.s. |
| Stellar mean density | 1.19 ± 0.05 ( 1.679 ± 0.071 ) | ρsun g cm-3 |
| Orbital eccentricity | ||
| Orbital semimajor axis | 0.33 ± 0.02 | AU |
| Planetary mass | 0.0168 +0.0014 −0.0013 ( 5.34 +0.45 −0.41 ) | Mjup Mearth |
| Planetary radius | 0.270 ± 0.007 ( 3.026 ± 0.078 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 0.86 ± 0.07 ( 1.141 ± 0.093 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | K | |
| Reference of detailed study | 2023AJ....165...48G |
Kepler-289c does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/04/12 John Southworth (Keele University, UK)