This page summarises the information held within TEPCat for the transiting planetary system K2-105. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2017PASJ...69...29N | |
| Date of discovery paper | 2017 / 1 / 6 | y / m / d |
| Data/telescope used for discovery | K2 | |
| Right ascension | 08 21 40.87 | h m s |
| Declination | +13 29 51.1 | d m s |
| Right ascension (decimal) | 125.42029 | degrees |
| Declination (decimal) | 13.49753 | degrees |
| V-band apparent magnitude | 11.75 | mag |
| K-band apparent magnitude | 10.09 | mag |
| Transit duration | 0.1443 ( 3.463 ) | day hour |
| Transit depth | 0.15 | % |
| Time of mid-transit | 2457147.9911 ± 0.0012 | HJD or BJD |
| Orbital period | 8.267004 ± 0.000022 | days |
| Reference for orbital ephemeris | 2025MNRAS.538.2283K |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5430 ± 70 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.26 ± 0.05 | dex |
| Stellar mass | 1.01 ± 0.07 | Msun |
| Stellar radius | 0.95 +0.11 −0.10 | Rsun |
| Stellar logarithmic surface gravity | 4.477 ± 0.085 | c.g.s. |
| Stellar mean density | 1.19 +0.44 −0.32 ( 1.68 +0.62 −0.45 ) | ρsun g cm-3 |
| Orbital eccentricity | ||
| Orbital semimajor axis | AU | |
| Planetary mass | 0.0 +0.28 −0.0 ( 0 +89 −0 ) | Mjup Mearth |
| Planetary radius | 0.369 +0.039 −0.034 ( 4.14 +0.44 −0.38 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | K | |
| Reference of detailed study | 2017PASJ...69...29N |
| Reference | λ (degrees) |
|---|---|
| Bourrier et al. (2023) | −81 + 50 - 47 |
Page generated on 2026/01/29 John Southworth (Keele University, UK)