This page summarises the information held within TEPCat for the transiting planetary system Kepler-28b. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2012MNRAS.421.2342S | |
| Date of discovery paper | 2012 / 1 / 27 | y / m / d |
| Data/telescope used for discovery | Kepler | |
| Right ascension | 19 28 32.89 | h m s |
| Declination | +42 25 45.9 | d m s |
| Right ascension (decimal) | 292.13704 | degrees |
| Declination (decimal) | 42.42942 | degrees |
| V-band apparent magnitude | 15.38 | mag |
| K-band apparent magnitude | 12.71 | mag |
| Transit duration | 0.1015 ( 2.436 ) | day hour |
| Transit depth | 0.09 | % |
| Time of mid-transit | 2455005.18443 ± 0.00103 | HJD or BJD |
| Orbital period | 5.912252 ± 0.000011 | days |
| Reference for orbital ephemeris | 2014ApJ...784...45R |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 4499 ± 75 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.05 ± 0.10 | dex |
| Stellar mass | 0.684 ± 0.026 | Msun |
| Stellar radius | 0.664 ± 0.013 | Rsun |
| Stellar logarithmic surface gravity | 4.32 ± 0.14 | c.g.s. |
| Stellar mean density | 3.463 ± 0.396 ( 4.89 ± 0.56 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.04 ± 0.04 | |
| Orbital semimajor axis | AU | |
| Planetary mass | 0.0051 +0.0016 −0.0013 ( 1.62 +0.51 −0.41 ) | Mjup Mearth |
| Planetary radius | 0.1748 +0.0038 −0.0037 ( 1.959 +0.043 −0.041 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | K | |
| Reference of detailed study | 2023A+A...669A.117L |
Kepler-28b does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/11/11 John Southworth (Keele University, UK)