Nu2 Canis Majoris b
Nu2 Canis Majoris b, (7 CMa b) is a water cloud jovian extrasolar planet orbiting the star Nu2 Canis Majoris, approximately 64.71 light years away in the constellation of Canis Major. It was discovered in 2011 by Wittenmyer, R. by radial velocity.[1]
 Artist's impression | |
| Discovery | |
|---|---|
| Discovered by | Wittenmyer, Robert A |
| Discovery date | December 2011 |
| Radial Velocity | |
| Orbital characteristics | |
Semi-major axis | 1.9 ± 0.1 AU (284,000,000 ± 15,000,000 km) |
| Eccentricity | 0.14 ± 0.06 |
| 763 ± 17 d | |
| 2455520 ± 89 | |
Argument of periastron | 12 ± 41 |
| Star | Nu2 Canis Majoris |
References
- Wittenmyer; Endl, M.; Wang, L.; Johnson, J. A.W.; Tinney, C.G.; O'Toole, S.J. (2011). "The Pan-Pacific Planet Search. I. A Giant Planet Orbiting 7 CMa". The Astrophysical Journal. 743 (2): 7. arXiv:astro-ph/0703672. Bibcode:2011ApJ...743..184W. doi:10.1088/0004-637X/743/2/184. S2CID 26948630.
External links
- California Institute of Technology. "7 CMa b". Retrieved 25 January 2014.
- Extrasolar Planets Encyclopaedia. "7 CMa b". Extrasolar Planets Encyclopaedia. Retrieved 25 January 2014.
- Exoplanet Orbit Database. "Exoplanets - Detail View". Retrieved 25 January 2014.
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