This page summarises the information held within TEPCat for the transiting planetary system K2-3c. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2015ApJ...804...10C | |
| Date of discovery paper | 2014 / 1 / 16 | y / m / d |
| Right ascension | 11 29 20.39 | h m s |
| Declination | −01 27 17.2 | d m s |
| V-band apparent magnitude | 12.17 | mag |
| K-band apparent magnitude | 8.56 | mag |
| Transit duration | 0.1394 ( 3.346 ) | day hour |
| Transit depth | 0.009 | % |
| Time of mid-transit | 2456812.28018 ± 0.0010 | HJD or BJD |
| Orbital period | 24.646582 ± 0.000041 | days |
| Reference for orbital ephemeris | arXiv:1812.08241 |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 3835 ± 70 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.01 ± 0.09 | dex |
| Stellar mass | 0.62 ± 0.06 | Msun |
| Stellar radius | 0.60 ± 0.06 | Rsun |
| Stellar logarithmic surface gravity | 4.66 ± 0.05 | c.g.s. |
| Stellar mean density | 2.49 ± 0.43 ( 3.51 ± 0.61 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 | |
| Orbital semimajor axis | 0.1413 +0.0044 −0.0047 | AU |
| Planetary mass | 0.0067 ± 0.0033 ( 2.1 ± 1.0 ) | Mjup Mearth |
| Planetary radius | 0.158 ± 0.016 ( 1.77 ± 0.18 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 2.3 +1.4 −1.0 ( 3.1 +1.9 −1.3 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | K | |
| Reference of detailed study | arXiv:1812.08241 |
K2-3c does not have an entry in the catalogue of orbital obliquity measurements.
K2-3c has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.
Page generated on 2021/01/04 John Southworth (Keele University, UK)