This page summarises the information held within TEPCat for the transiting system Kepler-989b. 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 | 18 46 19.90 | h m s |
| Declination | +47 14 01.0 | d m s |
| Right ascension (decimal) | 281.58292 | degrees |
| Declination (decimal) | 47.23361 | degrees |
| V-band apparent magnitude | 14.67 | mag |
| K-band apparent magnitude | 12.41 | mag |
| Transit duration | 0.0639 ( 1.534 ) | day hour |
| Transit depth | 0.07 | % |
| Time of mid-transit | 2454969.81646 ± 0.00100 | HJD or BJD |
| Orbital period | 7.9643149 ± 0.0000104 | days |
| Reference for orbital ephemeris | 2016ApJ...822...86M |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5074 +53 −54 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | 0.01 +0.15 −0.18 | dex |
| Stellar mass | 0.820 ± 0.040 | Msun |
| Stellar radius | 0.780 ± 0.040 | Rsun |
| Stellar logarithmic surface gravity | 4.580 +0.030 −0.050 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | ||
| Orbital semimajor axis | AU | |
| Planetary mass | Mjup Mearth | |
| Planetary radius | 0.218 +0.053 −0.029 ( 2.44 +0.59 −0.33 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 805 | K |
| Reference of detailed study | 2016ApJ...822...86M |
Kepler-989b does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/01/29 John Southworth (Keele University, UK)