This page summarises the information held within TEPCat for the transiting planetary system Kepler-289b. 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 / 3 / 20 | 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 | 0.1324 ( 3.178 ) | day hour |
Transit depth | 0.04 | % |
Time of mid-transit | 2454965.6879 ± 0.0006 | HJD or BJD |
Orbital period | 34.5483 ± 0.0006 | 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 | 0.21 ± 0.01 | AU |
Planetary mass | 0.012 +0.012 −0.006 ( 3.8 +3.8 −1.9 ) | Mjup Mearth |
Planetary radius | 0.222 ± 0.006 ( 2.488 ± 0.067 ) | Rjup Rearth |
Planetary surface gravity | m/s2 log(cgs) | |
Planetary mean density | 1.0 +1.1 −0.6 ( 1.33 +1.46 −0.80 ) | ρjup g cm-3 |
Planetary equilibrium temperature | K | |
Reference of detailed study | 2023AJ....165...48G |
Kepler-289b does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/02/12 John Southworth (Keele University, UK)