Kepler-57 b (also KOI-1270 b ) is an exoplanet of the star Kepler-57 located in the constellation Cygnus . The planet is at a distance of 1271 sv. years from Earth .
| Kepler-57 b | |
|---|---|
| Exoplanet | |
| Parent star | |
| Star | Kepler-57 |
| Visible magnitude ( m V ) | 15,5 |
| Distance | 1271 St. year (634 pc ) |
| Weight ( m ) | 0.83 M β |
| Radius ( r ) | 0.73 R β |
| Temperature ( T ) | 5145 K |
| Metallicity ([Fe / H]) | 0.05 |
| Elements of the orbit | |
| Orbital Period ( P ) | 5.7293196 Β± 1.8e-05 d. |
| physical characteristics | |
| Weight ( m ) | 18.86 M J |
| Radius ( r ) | 0.2 R J |
| Discovery Information | |
| opening date | 2012 |
| Detection method | Transit method |
| Opening place | Kepler telescope |
| Opening status | Confirmed |
Closest to a star among two planets in the system. It was discovered by the transit method based on the data of the Kepler telescope in 2012 [1] .
Content
- 1 Features
- 1.1 Parent star
- 1.2 Physical characteristics
- 2 notes
- 3 References
Features
Parent Star
Kepler-57 is a yellow or orange dwarf [2] . The star has a mass of 0.83 M β and a radius of 0.73 R β . The surface temperature is 5145 K (approximately 4872 Β° C ). For comparison, the surface temperature of the Sun is 5778 K. Visible magnitude leaves 15.5 m .
Physical Characteristics
Kepler-58 b has a radius of 0.2 R J and a mass of 18.86 M J.
One year on this planet is approximately equal to 5.73 Earth days [3] .
| Earth | Kepler-57 b |
|---|---|
Notes
- β Planet Kepler-57 b . Extrasolar Planets Encyclopaedia .
- β news about the system . allplanets.ru. Date of treatment December 31, 2018.
- β Open Exoplanet Catalog - Kepler-57 b . openexoplanetcatalogue.com. Date of treatment December 31, 2018.