This page summarises the information held within TEPCat for the transiting planetary system K2-180. Please see here for descriptions of the quantities given below.
Quantity | Value | Unit |
---|---|---|
Reference of discovery paper | 2019MNRAS.482.1807K | |
Date of discovery paper | 2018 / 10 / 11 | y / m / d |
Data/telescope used for discovery | K2 | |
Right ascension | 08 25 51.35 | h m s |
Declination | +10 14 49.1 | d m s |
Right ascension (decimal) | 126.46396 | degrees |
Declination (decimal) | 10.24697 | degrees |
V-band apparent magnitude | 12.60 | mag |
K-band apparent magnitude | 10.68 | mag |
Transit duration | 0.07 ( 1.7 ) | day hour |
Transit depth | 0.1 | % |
Time of mid-transit | 2457489.15656 ± 0.00077 | HJD or BJD |
Orbital period | 8.865663 ± 0.000011 | days |
Reference for orbital ephemeris | 2023AJ....165..155T |
Quantity | Value | Unit |
---|---|---|
Stellar effective temperature | 5110 ± 107 | K |
Stellar metal abundance ([Fe/H] or [M/H]) | −0.65 ± 0.10 | dex |
Stellar mass | 0.71 ± 0.03 | Msun |
Stellar radius | 0.69 ± 0.02 | Rsun |
Stellar logarithmic surface gravity | 4.3 ± 0.2 | c.g.s. |
Stellar mean density | 2.15 ± 0.28 ( 3.03 ± 0.40 ) | ρsun g cm-3 |
Orbital eccentricity | 0.0 | |
Orbital semimajor axis | 0.075 ± 0.001 | AU |
Planetary mass | 0.036 ± 0.006 ( 11.4 ± 1.9 ) | Mjup Mearth |
Planetary radius | 0.200 ± 0.011 ( 2.24 ± 0.12 ) | Rjup Rearth |
Planetary surface gravity | m/s2 log(cgs) | |
Planetary mean density | 4.2 ± 1.4 ( 5.6 ± 1.9 ) | ρjup g cm-3 |
Planetary equilibrium temperature | 729 ± 49 | K |
Reference of detailed study | 2019MNRAS.482.1807K |
K2-180 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/02/12 John Southworth (Keele University, UK)