» Extrasolar Planet Guide » Companions of Normal Stars » epsilon Reticuli » epsilon Reticuli b


Clarified Jovian
Object Type: Clarified Jovian
Parent Star: epsilon Reticuli (K2 IVa)
Discovery Status: Confirmed
Orbit of epsilon Reticuli b Current Planet
Habitability Zone Habitability Zone
Mass ( M sin i ): 1.28 Jupiters
Periastron Distance: 1.09 AU
Mean Distance: 1.18 AU
Apastron Distance: 1.26 AU
Orbital Period: 423.841 Days
Eccentricity: 0.07
Argument of Perihelion (omega):
4 °
Radial Velocity of Star: 34.1 m/s
Planet Appearance:
Blue and cloudless
Estimated Radius:
1.005 Jupiters 1
Estimated Periastron Temp: 393 Kelvin
Estimated Mean Temp: 379 Kelvin
Estimated Apastron Temp: 366 Kelvin
Temp from
Internal Heating :

111.904 Kelvins 2
Max Angular Star Size: 1.844°
Mean Angular Star Size: 1.703°
Min Angular Star Size: 1.595°
Gravitational Influence
(Hill Sphere):
0.082 AU / 12310000 km
Max Stable Prograde Moon Orbit: 0.029 AU / 4430000 km
Max Moon Mass: > 10 Earths 3
Tidally locked if older than: > 20 Gyr 4
Estimated Bond Albedo: ~ 0.05 5
Notes:
     1 from planet formation models of Burrows et al
     2 from planet formation models of Burrows et al
     3 assuming age of 5 Gyr
     4 orbit may be too eccentric for 1:1 tidal lock
     5 from Sudarsky et al. 2000
Year Discovered: 2000
Detection Method: Doppler Spectroscopy
Discovered By: TINNEY C., BUTLER P., MARCY G., JONES H., PENNY A., VOGT S., APPS K. & HENRY C.



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