HD 12661

HD12661_Planetary_System.html · captured from wingmakers.co.nz

This page makes checkable claims — observational astronomy, with names, magnitudes and distances that can be looked up.

HD 12661 Planetary System
Orange Main Sequence Star

System Components
(Mass in Multiples of Jupiter's Mass)

HD 12661B
Eccentric Giant

Statistics
Star System: HD 12661
Discovery Status: Confirmed
Mass: 2.47 Jupiters
Average Distance: 0.85 AUs
Period: 263.558 Days
Orbital Eccentricity: 0.347
Argument of Perihelion (omega): 291.73°
Tug on Star: 74.18 m/s
Detection Method: Doppler Spectroscopy
Discovered By: Marcy and Butler
Year Discovered: 2000

HD 12661C
Jovian Planet

Statistics
Star System: HD 12661
Discovery Status: Confirmed
Mass: 1.66 Jupiters
Average Distance: 2.61 AUs
Period: 1407 Days
Orbital Eccentricity: 0.22
Argument of Perihelion (omega): 148.27°
Tug on Star: 27.39 m/s
Detection Method: Doppler Spectroscopy
Discovered By: Fischer et al.
Year Discovered: 13 Jun 2002

Planetary Orbits Around HD 12661

Position In Aries