Exoplanet orbiting HD 4308 in the constellation of Tucana
HD 4308 bArtist's conception |
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Discovered by | Udry et al. |
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Discovery site | California, United States |
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Discovery date | 22 August 2005 |
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| Doppler Spectroscopy |
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Apastron | 0.115 AU (17,200,000 km) |
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Periastron | 0.115 AU (17,200,000 km) |
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| 0.115 ± 0.096 AU (17,200,000 ± 14,400,000 km) |
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Eccentricity | 0.00 ± 0.01 |
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| 15.56 ± 0.02 d 0.04260 y |
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| 2,453,314.70 ±2.0 |
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| 359±47 |
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Semi-amplitude | 4.07 ± 0.2 |
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Star | HD 4308 |
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Mass | >0.0442 MJ (>14 ME) |
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HD 4308 b is a low-mass exoplanet orbiting around HD 4308. It is believed to have almost no orbital eccentricity.[1]
See also
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