This page summarises the information held within TEPCat for the transiting system K2-230b. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2018AJ....156...78L | |
| Date of discovery paper | 2018 / 7 / 2 | y / m / d |
| Data/telescope used for discovery | K2 | |
| Right ascension | 12 45 27.16 | h m s |
| Declination | −06 34 33.9 | d m s |
| Right ascension (decimal) | 191.36317 | degrees |
| Declination (decimal) | -6.57608 | degrees |
| V-band apparent magnitude | 12.45 | mag |
| K-band apparent magnitude | 11.26 | mag |
| Transit duration | 0.1439 ( 3.454 ) | day hour |
| Transit depth | 0.02 | % |
| Time of mid-transit | 2457582.59180 ± 0.00930 | HJD or BJD |
| Orbital period | 2.8604100 ± 0.0006100 | days |
| Reference for orbital ephemeris | 2018AJ....156...78L |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5945 +23 −25 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | 0.10 ± 0.04 | dex |
| Stellar mass | 1.110 ± 0.020 | Msun |
| Stellar radius | 1.390 ± 0.040 | Rsun |
| Stellar logarithmic surface gravity | 4.200 ± 0.020 | c.g.s. |
| Stellar mean density | 0.600 +0.400 −0.300 ( 0.85 +0.56 −0.42 ) | ρsun g cm-3 |
| Orbital eccentricity | ||
| Orbital semimajor axis | 0.04090 +0.00030 −0.00020 | AU |
| Planetary mass | Mjup Mearth | |
| Planetary radius | 0.175 +0.016 −0.014 ( 1.96 +0.18 −0.16 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 1529 ± 22 | K |
| Reference of detailed study | 2018AJ....156...78L |
K2-230b does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/08/27 John Southworth (Keele University, UK)