HD 34445 b
HD 34445 b is a topic that has captured the attention of millions of people around the world. Whether due to its historical relevance, its impact on current society, or simply its ability to generate controversy, HD 34445 b is a topic worth exploring and analyzing in depth. Over the years, it has sparked endless debates and reflections, demonstrating its importance in various spheres of human life. In this article, we will delve into the various aspects of HD 34445 b, examining its impact on culture, politics, science, and everyday life. Through a detailed and objective analysis, we aim to shed light on this topic that is so relevant today.
| Discovery | |
|---|---|
| Discovered by | Howard et al.[1] |
| Discovery site | Keck Observatory |
| Discovery date | 2004 |
| Radial velocity | |
| Orbital characteristics[2] | |
| 2.106+0.038 −0.040 AU | |
| Eccentricity | 0.103+0.059 −0.056 |
| 1059.0+5.5 −5.6 d | |
| 47.0°+33.0° −130.0° | |
| Semi-amplitude | 12.35+0.63 −0.65 m/s |
| Star | HD 34445 |
| Physical characteristics | |
| Mass | ≥0.658+0.04 −0.04 MJ |
HD 34445 b is an extrasolar planet which orbits the G-type star HD 34445, located approximately 150.5 light years away in the constellation Orion. This planet was discovered in 2004 and finally confirmed in 2009. This planet has a minimum mass two-thirds that of Jupiter and orbits in a roughly circular orbit about 2 AU from the parent star, within the habitable zone.
See also
Other planets that were discovered or confirmed on November 13, 2009:
References
- ^ Howard, Andrew W.; et al. (2010). "The California Planet Survey. I. Four New Giant Exoplanets". The Astrophysical Journal. 721 (2): 1467–1481. arXiv:1003.3488. Bibcode:2010ApJ...721.1467H. doi:10.1088/0004-637X/721/2/1467. S2CID 14147776.
- ^ Rosenthal, Lee J.; Fulton, Benjamin J.; Hirsch, Lea A.; Isaacson, Howard T.; Howard, Andrew W.; Dedrick, Cayla M.; Sherstyuk, Ilya A.; Blunt, Sarah C.; Petigura, Erik A.; Knutson, Heather A.; Behmard, Aida; Chontos, Ashley; Crepp, Justin R.; Crossfield, Ian J. M.; Dalba, Paul A.; Fischer, Debra A.; Henry, Gregory W.; Kane, Stephen R.; Kosiarek, Molly; Marcy, Geoffrey W.; Rubenzahl, Ryan A.; Weiss, Lauren M.; Wright, Jason T. (2021-07-01). "The California Legacy Survey. I. A Catalog of 178 Planets from Precision Radial Velocity Monitoring of 719 Nearby Stars over Three Decades". The Astrophysical Journal Supplement Series. 255 (1): 8. arXiv:2105.11583. Bibcode:2021ApJS..255....8R. doi:10.3847/1538-4365/abe23c. ISSN 0067-0049.
- Jean Schneider (2011). "Notes for Planet HD 34445 b". Extrasolar Planets Encyclopaedia. Retrieved 29 September 2011.
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