HD 86226 b
| Exoplanet | List of exoplanets | |
|---|---|---|
| Parent star | ||
| Star | HD 86226 | |
| Constellation | Hydra | |
| Right ascension | (α) | 09h 56m 29.84s |
| Declination | (δ) | –24° 05′ 57.8″ |
| Apparent magnitude | (mV) | 7.932 |
| Distance | 138.55 ± 4.99 ly (42.48 ± 1.53 pc) | |
| Spectral type | G2V | |
| Mass | (m) | 1.06 ± 0.03[1] M☉ |
| Metallicity | [Fe/H] | 0.05 ± 0.03 |
| Orbital elements | ||
| Semi-major axis | (a) | 2.49 ± 0.28 AU |
| Eccentricity | (e) | 0.15 ± 0.09 |
| Orbital period | (P) | 1695 ± 58 d |
| Time of periastron | (T0) | 2454821 ± 288 JD |
| Physical characteristics | ||
| Minimum mass | (m sin i) | 0.92 ± 0.10 MJ |
| Discovery information | ||
| Discovery date | January 26, 2010 | |
| Discoverer(s) | Arriagada et al. | |
| Discovery method | Doppler spectroscopy | |
| Discovery site | Las Campanas Observatory | |
| Discovery status | Confirmed | |
| Other designations | ||
| Database references | ||
| Extrasolar Planets Encyclopaedia | data | |
| SIMBAD | data | |
| Exoplanet Archive | data | |
| Open Exoplanet Catalogue | data | |
This planet is a likely gas giant discovered by the Magellan Planet Search Program in 2010.[2] It was confirmed in CORALIE data, 2012.[1]
References
- 1 2 Marmier, M.; et al. (2013). "The CORALIE survey for southern extrasolar planets XVII. New and updated long period and massive planets". Astronomy & Astrophysics. 551: A90. Bibcode:2013A&A...551A..90M. arXiv:1211.6444
. doi:10.1051/0004-6361/201219639. - ↑ Arriagada, P.; et al. (2010). "Five Long-period Extrasolar Planets in Eccentric orbits from the Magellan Planet Search Program". The Astrophysical Journal. 711 (2): 1229. Bibcode:2010ApJ...711.1229A. arXiv:1001.4093 . doi:10.1088/0004-637X/711/2/1229.
Coordinates: 
09h 56m 29.84s, −24° 05′ 57.8″
This article is issued from
Wikipedia.
The text is licensed under Creative Commons - Attribution - Sharealike.
Additional terms may apply for the media files.