This page summarises the information held within TEPCat for the transiting planetary system K2-100. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2017AJ....153...64M | |
| Date of discovery paper | 2016 / 9 / 6 | y / m / d |
| Data/telescope used for discovery | K2 | |
| Right ascension | 08 38 24.30 | h m s |
| Declination | +20 06 21.8 | d m s |
| Right ascension (decimal) | 129.60125 | degrees |
| Declination (decimal) | 20.10606 | degrees |
| V-band apparent magnitude | 10.52 | mag |
| K-band apparent magnitude | 9.18 | mag |
| Transit duration | 0.067 ( 1.61 ) | day hour |
| Transit depth | 0.08 | % |
| Time of mid-transit | 2457140.71941 ± 0.00027 | HJD or BJD |
| Orbital period | 1.6739035 ± 0.0000004 | days |
| Reference for orbital ephemeris | 2019MNRAS.490..698B |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5945 ± 110 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.22 ± 0.09 | dex |
| Stellar mass | 1.15 ± 0.05 | Msun |
| Stellar radius | 1.24 ± 0.05 | Rsun |
| Stellar logarithmic surface gravity | 4.33 ± 0.10 | c.g.s. |
| Stellar mean density | 0.60 ± 0.08 ( 0.85 ± 0.11 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.28 −-1 | |
| Orbital semimajor axis | 0.0301 ± 0.0014 | AU |
| Planetary mass | 0.069 ± 0.020 ( 21.9 ± 6.4 ) | Mjup Mearth |
| Planetary radius | 0.346 ± 0.014 ( 3.88 ± 0.16 ) | Rjup Rearth |
| Planetary surface gravity | 15.4 ± 4.4 3.2 ± 0.1 | m/s2 log(cgs) |
| Planetary mean density | 1.54 +0.50 −0.46 ( 2.04 +0.66 −0.61 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1841 ± 41 | K |
| Reference of detailed study | 2019MNRAS.490..698B |
K2-100 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/01/29 John Southworth (Keele University, UK)