This page summarises the information held within TEPCat for the transiting planetary system K2-294. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2019AJ....157..169D | |
| Date of discovery paper | 2019 / 3 / 26 | y / m / d |
| Data/telescope used for discovery | K2 | |
| Right ascension | 23 28 12.40 | h m s |
| Declination | −07 36 13.3 | d m s |
| Right ascension (decimal) | 352.05167 | degrees |
| Declination (decimal) | -7.60369 | degrees |
| V-band apparent magnitude | 12.50 | mag |
| K-band apparent magnitude | 10.86 | mag |
| Transit duration | 0.108 ( 2.59 ) | day hour |
| Transit depth | 0.02 | % |
| Time of mid-transit | 2457740.0093 ± 0.0043 | HJD or BJD |
| Orbital period | 2.50387 ± 0.00023 | days |
| Reference for orbital ephemeris | 2019AJ....157..169D |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5612 ± 50 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.194 ± 0.080 | dex |
| Stellar mass | 0.987 +0.034 −0.030 | Msun |
| Stellar radius | 1.20 +0.13 −0.12 | Rsun |
| Stellar logarithmic surface gravity | 4.20 ± 0.10 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | ||
| Orbital semimajor axis | AU | |
| Planetary mass | Mjup Mearth | |
| Planetary radius | 0.148 +0.019 −0.017 ( 1.66 +0.21 −0.19 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 1425 +79 −54 | K |
| Reference of detailed study | 2019AJ....157..169D |
K2-294 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2024/09/10 John Southworth (Keele University, UK)