This page summarises the information held within TEPCat for the transiting planetary system K2-285c. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2019A+A...623A..41P | |
| Date of discovery paper | 2018 / 8 / 2 | y / m / d |
| Data/telescope used for discovery | K2 | |
| Right ascension | 23 17 32.23 | h m s |
| Declination | +01 18 01.0 | d m s |
| Right ascension (decimal) | 349.38429 | degrees |
| Declination (decimal) | 1.30028 | degrees |
| V-band apparent magnitude | 12.03 | mag |
| K-band apparent magnitude | 9.97 | mag |
| Transit duration | 0.128 ( 3.07 ) | day hour |
| Transit depth | 0.21 | % |
| Time of mid-transit | 2457744.53906 ± 0.00038 | HJD or BJD |
| Orbital period | 7.138048 ± 0.000068 | days |
| Reference for orbital ephemeris | 2019A+A...623A..41P |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 4975 ± 95 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.00 ± 0.05 | dex |
| Stellar mass | 0.830 ± 0.023 | Msun |
| Stellar radius | 0.787 ± 0.016 | Rsun |
| Stellar logarithmic surface gravity | 4.4 ± 0.1 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | 0.0 | |
| Orbital semimajor axis | 0.0824 ± 0.0018 | AU |
| Planetary mass | 0.0493 +0.0072 −0.0067 ( 15.7 +2.3 −2.1 ) | Mjup Mearth |
| Planetary radius | 0.315 ± 0.007 ( 3.531 ± 0.078 ) | Rjup Rearth |
| Planetary surface gravity | 12.3 +1.9 −1.7 3.09 +0.06 −0.06 | m/s2 log(cgs) |
| Planetary mean density | 1.47 +0.24 −0.21 ( 1.95 +0.32 −0.28 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 741 ± 15 | K |
| Reference of detailed study | 2019A+A...623A..41P |
K2-285c does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/01/29 John Southworth (Keele University, UK)