This page summarises the information held within TEPCat for the transiting planetary system K2-66. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2016ApJS..226....7C | |
| Date of discovery paper | 2016 / 7 / 19 | y / m / d |
| Data/telescope used for discovery | K2 | |
| Right ascension | 22 06 06.41 | h m s |
| Declination | −10 42 41.6 | d m s |
| Right ascension (decimal) | 331.52671 | degrees |
| Declination (decimal) | -10.71156 | degrees |
| V-band apparent magnitude | 11.71 | mag |
| K-band apparent magnitude | 10.60 | mag |
| Transit duration | 0.196 ( 4.70 ) | day hour |
| Transit depth | 0.02 | % |
| Time of mid-transit | 2455817.0092 ± 0.0051 | HJD or BJD |
| Orbital period | 5.06963 ± 0.00081 | days |
| Reference for orbital ephemeris | 2017AJ....153..271S |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5887 ± 46 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.047 ± 0.02 | dex |
| Stellar mass | 1.01 ± 0.04 | Msun |
| Stellar radius | 1.67 ± 0.12 | Rsun |
| Stellar logarithmic surface gravity | 4.03 ± 0.05 | c.g.s. |
| Stellar mean density | 0.26 +0.10 −0.16 ( 0.37 +0.14 −0.23 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 | |
| Orbital semimajor axis | 0.05983 ± 0.00072 | AU |
| Planetary mass | 0.067 ± 0.011 ( 21.3 ± 3.5 ) | Mjup Mearth |
| Planetary radius | 0.222 +0.030 −0.021 ( 2.49 +0.34 −0.24 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 5.9 ± 2.0 ( 7.8 ± 2.7 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1372 ± 51 | K |
| Reference of detailed study | 2017AJ....153..271S |
K2-66 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/03/17 John Southworth (Keele University, UK)