This page summarises the information held within TEPCat for the transiting system K2-355b. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2022MNRAS.509.1075C | |
| Date of discovery paper | 2021 / 9 / 9 | y / m / d |
| Data/telescope used for discovery | K2 | |
| Right ascension | 08 18 34.23 | h m s |
| Declination | +13 30 10.2 | d m s |
| Right ascension (decimal) | 124.64263 | degrees |
| Declination (decimal) | 13.50283 | degrees |
| V-band apparent magnitude | 13.68 | mag |
| K-band apparent magnitude | 12.02 | mag |
| Transit duration | 0.12 ( 2.9 ) | day hour |
| Transit depth | 0.05 | % |
| Time of mid-transit | 2458252.1918 ± 0.0052 | HJD or BJD |
| Orbital period | 5.7386 ± 0.0014 | days |
| Reference for orbital ephemeris | 2022MNRAS.509.1075C |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5790 +177 −147 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.12 +0.15 −0.18 | dex |
| Stellar mass | 0.96 +0.05 −0.06 | Msun |
| Stellar radius | 0.92 +0.04 −0.03 | Rsun |
| Stellar logarithmic surface gravity | 4.49 +0.03 −0.04 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | ||
| Orbital semimajor axis | 0.0632 +0.0096 −0.0176 | AU |
| Planetary mass | Mjup Mearth | |
| Planetary radius | 0.201 +0.020 −0.014 ( 2.25 +0.22 −0.16 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 1066 +190 −77 | K |
| Reference of detailed study | 2022MNRAS.509.1075C |
K2-355b does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/08/27 John Southworth (Keele University, UK)