K2-09 (also K2-9 or EPIC 201465501) is a red dwarf of spectral class M4 in the constellation Virgo . It is located at a distance of approximately 66 parsecs . He discovered an earth-like exoplanet . She can become a contender for the title of "double of the Earth" [1] .
| K2-09 | |
|---|---|
| Star | |
| Observational data ( Age J1900.0) | |
| Right ascension | 11h 45m 03s |
| Declination | 00h 00 '19 |
| Distance | ~ 66 pc |
| Visible magnitude ( V ) | 16.18 |
| Constellation | Virgo |
| Specifications | |
| Spectral class | M4 |
| physical characteristics | |
| Weight | 0.24 M ☉ |
| Radius | 0.25 R ☉ |
Planet System
In 2015, the exoplanet K2-9 b was discovered. It is 60% larger than the Earth, and about 4 times heavier.
| Planet | Semimajor axis | Mass (in Earth) | Radius (in Earth) | Eccentricity |
|---|---|---|---|---|
| b | 0.0848 ae | 4.1 | 1,6 | - |