Astronomy:Kepler-23c
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Discovery | |
---|---|
Discovered by | Eric B. Ford et al.[1] |
Discovery date | 25 January 2012 |
Transit method | |
Orbital characteristics | |
0.099 AU (14,800,000 km)[1] | |
Eccentricity | 0.02+0.39 −0.02[2] |
Orbital period | 10.742434(39)[2] d |
Star | Kepler-23 |
Physical characteristics | |
Mean radius | 3.12 ± 0.10[2] R⊕ |
Mass | 0.189+0.033 −0.036[3] |♃|J}}}}}} |
Kepler-23c is a Neptune-sized exoplanet orbiting the star Kepler-23, located in the constellation Cygnus.[3] The planet is 3.12 times wider than the Earth[2] and is 0.189 Jupiter masses.[3] The planet was discovered using data taken from Kepler spacecraft.[1] It is likely a gas giant.
References
- ↑ 1.0 1.1 1.2 Ford, Eric B.; Fabrycky, Daniel C.; Steffen, Jason H.; Carter, Joshua A.; Fressin, Francois; Holman, Matthew J.; Lissauer, Jack J.; Moorhead, Althea V. et al. (2012). "Transit Timing Observations Fromkepler. Ii. Confirmation of Two Multiplanet Systems Via a Non-Parametric Correlation Analysis". The Astrophysical Journal 750 (2): 113. doi:10.1088/0004-637X/750/2/113. Bibcode: 2012ApJ...750..113F.
- ↑ 2.0 2.1 2.2 2.3 Van Eylen, Vincent; Albrecht, Simon (2015). "Eccentricity from Transit Photometry: Small Planets in Kepler Multi-Planet Systems Have Low Eccentricities". The Astrophysical Journal 808 (2): 126. doi:10.1088/0004-637X/808/2/126. Bibcode: 2015ApJ...808..126V.
- ↑ 3.0 3.1 3.2 "Kepler-23 c". Extrasolar Planets Encyclopaedia. https://exoplanet.eu/catalog/kepler_23_c--1072/. Retrieved 26 June 2017.
Coordinates: 19h 36m 56.12s, +49° 28′ 47.7″
Original source: https://en.wikipedia.org/wiki/Kepler-23c.
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