HD 215497 c
| Discovery | |
|---|---|
| Discovered by | Lo Curto et al. |
| Discovery site | La Silla Observatory |
| Discovery date | October 19, 2009 |
| Radial velocity (HARPS) | |
| Orbital characteristics | |
| 1.282 AU (191,800,000 km)[1] | |
| Eccentricity | 0.49 ± 0.04[1] |
| 567.94 ± 2.70[1] d | |
| 2,455,003.48 ± 5.15[1] | |
| 45 ± 4[1] | |
| Semi-amplitude | 10.10 ± 0.65[1] |
| Star | HD 215497 |
HD 215497 c is an extrasolar planet which orbits the G-type main sequence star HD 215497, located approximately 142 light years away in the constellation Tucana. This planet has at least one-thirds the mass of Jupiter and takes 568 days to orbit the star at a semimajor axis of 1.282 AU.[1] This planet was detected by HARPS on October 19, 2009, together with 29 other planets, including HD 215497 b.
References[]
- ^ a b c d e f g Lo Curto, G.; et al. (2015). "The HARPS search for southern extra-solar planets. XXII. Multiple planet systems from the HARPS volume limited sample". Astronomy and Astrophysics. 512. A48. arXiv:1411.7048. Bibcode:2010A&A...512A..48L. doi:10.1051/0004-6361/200913523.
Coordinates: 
22h 46m 36.7543s, −56° 35′ 58.322″
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Categories:
- Exoplanets discovered in 2009
- Exoplanets detected by radial velocity
- Giant planets
- Tucana (constellation)
- Exoplanet stubs