Hd 80606 B
HD 80606 b adalah planet luar suria gergasi gas terletak kira-kira 190 tahun cahaya dalam buruj Ursa Major.
| Planet luar suria | Senarai | |
|---|---|---|
 to scale with Jupiter | ||
| Bintang induk | ||
| Bintang | HD 80606 | |
| Buruj | Ursa Major | |
| Jarak hamal | (α) | 09j 22m 37.5679s |
| Keserongan | (δ) | +50° 36′ 13.397″ |
| Magnitud ketara | (mV) | 8.93 |
| Jarak | 190 ly (58 pc) | |
| Jenis spektrum | G5V | |
| Unsur orbit | ||
| Paksi semimajor | (a) | 0.453 ± 0.015 AU (67.8 Gm) |
| 7.8 mas | ||
| Periastron | (q) | 0.0301 AU (4.50 Gm) |
| Apastron | (Q) | 0.876 AU (131 Gm) |
| Kesipian | (e) | 0.9336 ± 0.0002 |
| Tempoh orbit | (P) | 111.436 ± 0.003 h (0.30509 y) |
| (2674.5 j) | ||
| Kelajuan orbit | (?) | 31.7 km/s |
| Kecondongan | (i) | 89.285 ± 0.023° |
| Hujah periastron | (?) | 300.4977 ± 0.0045° |
| Masa periastron | (T0) | 2,454,424.857 ± 0.05 JD |
| Masa transit | (Tt) | 2,454,876.344 ± 0.011 JD |
| Masa gerhana | (Te) | 2,454,424.736 ± 0.003 JD |
| Semiamplitud | (K) | 472 ± 5 m/s |
| Ciri fizikal | ||
| Jisim | (m) | 4.0 ± 0.3 MJ |
| Jejari | (r) | 0.921 ± 0.036 RJ |
| Ketumpatan | (ρ) | 4440 ± 240 kg m-3 |
| Graviti permukaan | (g) | 9.6 g |
| Suhu | (T) | at periastron: 1500 K |
| Maklumat penemuan | ||
| Tarikh penemuan | 4 April 2001 | |
| Penemu | Mayor et al. | |
| Kaedah pengesanan | Halaju jejarian | |
| Tempat penemuan | Pencarian Planet Luar Suria Geneva | |
| Status penemuan | Published | |
| Designasi lain | ||
Struve 1341 B b, HIP 45982 b | ||
| Rujukan pangkalan data | ||
| Extrasolar Planets Encyclopaedia | data | |
| SIMBAD | data | |
Rujukan
Pautan luar
Kategori berkenaan HD 80606 b di Wiki Commons
- Naef; Latham, D. W.; Mayor, M.; Mazeh, T.; Beuzit, J. L.; Drukier, G. A.; Perrier-Bellet, C.; Queloz, D.; Sivan, J. P.; dll. (2001). "HD 80606 b, a planet on an extremely elongated orbit". Astronomy and Astrophysics. 375 (2): L27–L30. arXiv:astro-ph/0106256. Bibcode:2001A&A...375L..27N. doi:10.1051/0004-6361:20010853.
- Butler; Wright, J. T.; Marcy, G. W.; Fischer, D. A.; Vogt, S. S.; Tinney, C. G.; Jones, H. R. A.; Carter, B. D.; Johnson, J. A.; dll. (2006). "Catalog of Nearby Exoplanets". The Astrophysical Journal. 646 (1): 505–522. arXiv:astro-ph/0607493. Bibcode:2006ApJ...646..505B. doi:10.1086/504701.
- Heating Up on a Distant Planet (ScienceFriday)
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