In 2001, preliminary astrometric measurements made by the Hipparcos probe suggested the orbit of 47 UMa b is inclined at an angle of 63.1 ° to the plane of the sky, implying the planet's true mass is around 2.9 times that of Jupiter.
Preliminary astrometric measurements made by the Hipparcos probe suggested. This was in 2001. The orbit of 47 UMa b is inclined at an angle of 63.1 ° to the plane of the sky. The orbit of 47 UMa b were implying. The planet's true mass is around 2.9 times that of Jupiter.