Astronomy:HD 136418 b
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| Discovery | |
|---|---|
| Discovered by | Johnson et al.[1] |
| Discovery date | 2010 March 17 |
| Doppler spectroscopy | |
| Orbital characteristics | |
| 1.32 ± 0.3 AU (197,000,000 ± 45,000,000 km) | |
| Eccentricity | 0.255 ± 0.041 |
| Orbital period | 464.3 ± 3.2 d |
| Star | HD 136418 |
HD 136418 b, also known by its proper name Awasis,[2] is an extrasolar planet orbiting the G-type star HD 136418 approximately 320 light years away in the constellation Boötes[1] It has a notable orbit, staying within the known habitable zone.[citation needed] It also has a star very similar in temperature as the Sun.[3]
It was named "Awasis" by representatives of Canada in the 2019 NameExoWorlds contest held by the IAU, named after the Cree word for "child". In the same competition, The planet's parent star HD 136418 was named "Nikawiy" after the Cree word for "mother".[2]
See also
References
- ↑ 1.0 1.1 Johnson, John Asher et al. (2010). "Retired a Stars and Their Companions. IV. Seven Jovian Exoplanets from Keck Observatory". Publications of the Astronomical Society of the Pacific 122 (892): 701–711. doi:10.1086/653809. Bibcode: 2010PASP..122..701J.
- ↑ 2.0 2.1 "Approved names (§ Canada)". IAU. http://www.nameexoworlds.iau.org/final-results.
- ↑ "PlanetQuest New Worlds Atlas". http://planetquest.jpl.nasa.gov/atlas/atlas_profile.cfm?Star=542.
External links
Coordinates: 
15h 19m 07s, +41° 43′ 60″
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