Planet K2-290 c
| Name | K2-290 c | ||
| Planet Status | Confirmed | ||
| Discovered in | 2019 | ||
| Mass | 0.774 (± 0.047) MJ |  |
|
| Mass*sin(i) | — | ||
| Semi-Major Axis | 0.305 (± 0.017) AU | |
|
| Orbital Period | 48.36685 (± 0.0004) day | |
|
| Eccentricity | 0.0 | |
|
| ω | — | ||
| Tperi | — | ||
| Radius | 1.006 (± 0.05) RJ | |
|
| Inclination | 89.37 (± 0.08) deg | |
|
| Update | 2019-02-07 | ||
| Detection Method | Primary Transit | ||
| Mass Detection Method | Radial Velocity | ||
| Radius Detection Method | Primary Transit | ||
| Primary transit | 2458019.17333 (± 0.00029) JD | |
|
| Secondary transit | — | ||
| λ | — | ||
| Impact Parameter b | 0.474 (± 0.012) | ||
| Time Vr=0 | — | ||
| Velocity Semiamplitude K | 38.4 (± 1.7) m/s | ||
| Calculated temperature | 676.0 (± 16.0) K | |
|
| Measured temperature | — | ||
| Hottest point longitude | — | ||
| Geometric albedo | — | ||
| Surface gravity log(g/gH) | — | ||
| Alternate Names | EPIC 249624646 c |
Star
K2-290| Name | K2-290 | ||
| Distance | 275.0 (± 3.8) pc | |
|
| Spectral type | |||
| Apparent magnitude V | 10.0 | ||
| Mass | 1.194 ( -0.077 +0.067 ) MSun | |
|
| Age | 4.0 ( -0.8 +1.6 ) Gyr | |
|
| Effective temperature | 6302.0 (± 120.0) K | |
|
| Radius | 1.511 ( -0.022 +0.025 ) RSun | |
|
| Metallicity [Fe/H] | -0.06 (± 0.1) | |
|
| Detected Disc | — | ||
| Magnetic Field | — | ||
| RA2000 | 15:39:26.0 | ||
| Dec2000 | -20:11:58 | ||
| Alternate Names | EPIC 249624646 | ||
| Planetary system | 2 planets |
Related publications
K2-290: a warm Jupiter and a mini-Neptune in a triple-star system
2019
HJORTH M., JUSTESEN A., HIRANO T., ALBRECHT S., GANDOLFI D. et al.
MNRAS, 484, 3522
paper arxiv
