HD 82943 c
From Infogalactic: the planetary knowledge core
Exoplanet | List of exoplanets | |
---|---|---|
Parent star | ||
Star | HD 82943 | |
Constellation | Hydra | |
Right ascension | (α) | 09h 34m 50.736s |
Declination | (δ) | −12° 07′ 46.365″ |
Distance | 89.56 ly (27.46 pc) |
|
Spectral type | G0V | |
Orbital elements | ||
Semi-major axis | (a) | 0.746 AU |
Eccentricity | (e) | 0.359 |
Orbital period | (P) | 219 d |
Argument of periastron |
(ω) | 127° |
Time of periastron | (T0) | 1189.3 JD |
Semi-amplitude | (K) | 41.7 ± 0.91 m/s |
Physical characteristics | ||
Minimum mass | (m sin i) | 2.01 MJ |
Discovery information | ||
Discovery date | 2001 | |
Discoverer(s) | Mayor, Udry et al. | |
Discovery method | Doppler spectroscopy | |
Discovery site | ![]() |
|
Discovery status | Confirmed |
HD 82943 c is an extrasolar planet approximately 89 light-years away in the constellation of Hydra. The planet was announced in 2001 to be orbiting the yellow dwarf star HD 82943.[1] The planet is the innermost planet of two.[2]
See also
References
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External links
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Coordinates: 09h 34m 50.736s, −12° 07′ 46.365″
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