This page summarises the information held within TEPCat for the transiting planetary system K2-314d. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2020A+A...636A..89H | |
| Date of discovery paper | 2020 / 7 / 6 | y / m / d |
| Data/telescope used for discovery | K2 | |
| Right ascension | 15 12 59.57 | h m s |
| Declination | −16 43 28.7 | d m s |
| Right ascension (decimal) | 228.24821 | degrees |
| Declination (decimal) | -16.72464 | degrees |
| V-band apparent magnitude | 11.43 | mag |
| K-band apparent magnitude | 9.71 | mag |
| Transit duration | 0.398 ( 9.55 ) | day hour |
| Transit depth | 0.05 | % |
| Time of mid-transit | 2458008.652 ± 0.003 | HJD or BJD |
| Orbital period | 35.747 ± 0.005 | days |
| Reference for orbital ephemeris | 2020A+A...636A..89H |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5430 ± 85 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.20 ± 0.05 | dex |
| Stellar mass | 1.05 ± 0.05 | Msun |
| Stellar radius | 1.71 ± 0.04 | Rsun |
| Stellar logarithmic surface gravity | 3.99 ± 0.03 | c.g.s. |
| Stellar mean density | 0.211 +0.018 −0.016 ( 0.298 +0.025 −0.023 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.15 +0.21 −0.11 | |
| Orbital semimajor axis | 0.22 +0.02 −0.04 | AU |
| Planetary mass | 0.0320 +0.0077 −0.0076 ( 10.2 +2.4 −2.4 ) | Mjup Mearth |
| Planetary radius | 0.352 +0.012 −0.011 ( 3.95 +0.13 −0.12 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 0.69 +0.19 −0.17 ( 0.92 +0.25 −0.23 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 752 +69 −37 | K |
| Reference of detailed study | 2020A+A...636A..89H |
K2-314d does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/01/29 John Southworth (Keele University, UK)