K2-236b
K2-236b is a Neptune-like exoplanet that orbits an F-type star. It is also called EPIC 211945201 b. Its mass is 27 Earths, it takes 19.5 days to complete one orbit of its star, and is 0.148 AU from its star. Its discovery was announced in 2018. This was the first exoplanet discovered by scientists based in India. The discoverers were Abhijit Chakraborty (PRL), Arpita Roy (Caltech), Rishikesh Sharma (PRL), Suvrath Mahadevan (Penn State), Priyanka Chaturvedi (Thüringer Landessternwarte Tautenburg), Neelam J.S.S.V Prasad (PRL), and B. G. Anandarao (PRL).
A high angular resolution image EPIC 211945201 taken using the NIRC2 instrument on the 10m Keck II telescope | |
| Discovery | |
|---|---|
| Discovery date | May 10, 2017 |
Detection method | Doppler spectroscopy (Transit) |
| Designations | |
Alternative names | EPIC 211945201 b |
| Orbital characteristics | |
Semi-major axis | 0.148 AU |
Orbital period (sidereal) | 19.4921498(77) d |
| Inclination | 87.9° |
| Semi-amplitude | 5.7 m/s |
| Physical characteristics | |
Mean radius | 0.546 RJ |
| Mass | 0.085 MJ |
| Temperature | 886.35 K |
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