HD 4113 b
| Exoplanet | List of exoplanets | |
|---|---|---|
| Parent star | ||
| Star | HD 4113 | |
| Constellation | Sculptor | |
| Right ascension | (α) | 00h 43m 12.60s[1] |
| Declination | (δ) | –37° 58′ 57.5″[1] |
| Distance | 144 ± 5[1] ly (44 ± 2[1] pc) | |
| Spectral type | G5V | |
| Orbital elements | ||
| Semi-major axis | (a) | 1.28 AU (191 Gm) |
| 29 mas | ||
| Periastron | (q) | 0.124 AU (18.6 Gm) |
| Apastron | (Q) | 2.44 AU (365 Gm) |
| Eccentricity | (e) | 0.903±0.005 |
| Orbital period | (P) | 526.62±0.3 d (1.4418 y) |
| Argument of periastron |
(ω) | -42.3±1.9° |
| Time of periastron | (T0) | 2453778±0.2 JD |
| Semi-amplitude | (K) | 37.8 m/s |
| Physical characteristics | ||
| Minimum mass | (m sin i) | 1.56±0.04 MJ |
| Discovery information | ||
| Discovery date | Oct 26, 2007 | |
| Discoverer(s) | Tamuz et al. | |
| Discovery method | radial velocity | |
| Discovery site | La Silla Observatory | |
| Discovery status | Published | |
| Other designations | ||
| HIP 3391 b
| ||
HD 4113 b is a jovian planet located approximately 144 light-years away in the constellation of Sculptor, orbiting the star HD 4113. This planet has a very eccentric orbit with a 527-day period at 1.28 AU from the parent star. At periastron, the distance is 0.124 AU and at apastron, the distance is 2.44 AU.[2]
See also
References
- 1 2 3 4 van Leeuwen, F. (2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics 474 (2): 653–664. arXiv:0708.1752. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357. Vizier catalog entry
- ↑ Tamuz, O.; et al. (2008). "The CORALIE survey for southern extra-solar planets XV. Discovery of two eccentric planets orbiting HD 4113 and HD 156846". Astronomy and Astrophysics 480 (3): L33–L36. arXiv:0710.5028. Bibcode:2008A&A...480L..33T. doi:10.1051/0004-6361:20078737.
External links
- "Notes for planet HD 4113 b". The Extrasolar Planets Encyclopaedia. Retrieved 2008-08-24.
- "HD 4113". Exoplanets. Retrieved 2008-08-24.
Coordinates: 
00h 43m 12.5967s, −37° 58′ 57.472″
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