This page summarises the information held within TEPCat for the transiting planetary system K2-97. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2016AJ....152..185G | |
| Date of discovery paper | 2016 / 6 / 21 | y / m / d |
| Data/telescope used for discovery | K2 | |
| Right ascension | 08 31 03.08 | h m s |
| Declination | +10 50 51.3 | d m s |
| Right ascension (decimal) | 127.76283 | degrees |
| Declination (decimal) | 10.84758 | degrees |
| V-band apparent magnitude | 12.61 | mag |
| K-band apparent magnitude | 10.04 | mag |
| Transit duration | 0.27 ( 6.5 ) | day hour |
| Transit depth | 0.07 | % |
| Time of mid-transit | 2457722.1447 ± 0.0027 | HJD or BJD |
| Orbital period | 8.407115 ± 0.000023 | days |
| Reference for orbital ephemeris | 2023AJ....165..155T |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 4790 ± 90 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.42 ± 0.08 | dex |
| Stellar mass | 1.16 ± 0.12 | Msun |
| Stellar radius | 4.20 ± 0.14 | Rsun |
| Stellar logarithmic surface gravity | 3.26 ± 0.01 | c.g.s. |
| Stellar mean density | 0.0157 ± 0.0003 ( 0.02215 ± 0.00042 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.22 ± 0.08 | |
| Orbital semimajor axis | AU | |
| Planetary mass | 0.48 ± 0.07 ( 152 ± 22 ) | Mjup Mearth |
| Planetary radius | 1.31 ± 0.11 ( 14.7 ± 1.2 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | K | |
| Reference of detailed study | 2017AJ....154..254G |
K2-97 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/11/11 John Southworth (Keele University, UK)