HD 20782 b
From Infogalactic: the planetary knowledge core
Exoplanet | List of exoplanets | |
---|---|---|
Parent star | ||
Star | HD 20782 | |
Constellation | Fornax | |
Right ascension | (α) | 03h 20m 03.5776s |
Declination | (δ) | –28° 51′ 14.656″ |
Distance | 117 ly (36 pc) |
|
Spectral type | G3V | |
Orbital elements | ||
Semi-major axis | (a) | 1.36 ± 0.12 AU |
Periastron | (q) | 0.102 AU |
Apastron | (Q) | 2.62 AU |
Eccentricity | (e) | 0.97 ± 0.01[1] |
Orbital period | (P) | 585.86 ± 0.03 d (1.6040 y) |
Argument of periastron |
(ω) | 147 ± 3° |
Time of periastron | (T0) | 2451687.1 ± 2.5 JD |
Semi-amplitude | (K) | 115 ± 12 m/s |
Physical characteristics | ||
Minimum mass | (m sin i) | 1.8 ± 0.23 MJ |
Discovery information | ||
Discovery date | March 14, 2006 | |
Discoverer(s) | Jones et al. | |
Discovery method | Radial velocity | |
Discovery site | Anglo-Australian Planet Search | |
Discovery status | Published | |
Other designations | ||
HIP 15527 b
|
||
Database references | ||
Extrasolar Planets Encyclopaedia |
data | |
SIMBAD | data | |
Exoplanet Archive | data | |
Open Exoplanet Catalogue | data |
HD 20782 b is an extrasolar planet located approximately 117 light-years away in the constellation of Fornax, orbiting the star HD 20782.
This planet orbits in the most eccentric orbit known (as of November 2012),[1] with a semi-major axis of 1.36 AU.
See also
References
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External links
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Coordinates: 03h 20m 03.5776s, −28° 51′ 14.656″
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