| Discovery | |
|---|---|
| Discovered by | Lo Curto et al. |
| Discovery site | La Silla Observatory |
| Discovery date | August 22, 2005 |
| Doppler spectroscopy | |
| Orbital characteristics | |
| Apastron | 0.0341 AU (5,100,000 km) |
| Periastron | 0.0341 AU (5,100,000 km) |
| 0.0341 AU (5,100,000 km) | |
| Eccentricity | 0 |
| 2.24572 ± 28 d 53.897 h | |
Average orbital speed | 166 |
| 2453549.195 ± 0.004 | |
| 0 | |
| Semi-amplitude | 59.5 ± 0.7 |
| Star | HD 212301 |
HD 212301 b is an extrasolar planet located approximately 172 light-years (53 parsecs) away in the constellation of Octans, orbiting the star HD 212301. It has an orbital period of 2.25 Earth days. The orbital distance is 0.0341 astronomical units or 5.10 gigameters.[1]
On August 22, 2005, taking place in ESO La Silla Observatory in Chile, the planet was discovered by Lo Curto who used the HARPS spectrometer.
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See also
References
- ^ Lo Curto, G.; et al. (2015). "The HARPS search for southern extra-solar planets VII. A very hot Jupiter orbiting HD 212301". Astronomy & Astrophysics. 451 (1): 345–350. arXiv:1411.7048. Bibcode:2006A&A...451..345L. doi:10.1051/0004-6361:20054083.
External links
- "Notes for planet HD 212301 b". Extrasolar Planets Encyclopaedia. Archived from the original on 2012-06-02. Retrieved 2008-08-29.
- "HD 212301". Exoplanets. Archived from the original on 2008-05-14. Retrieved 2008-08-29.
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This page was last edited on 22 December 2023, at 19:29