A

David

Darling

Sinope

Sinope

Sinope is one of the largest of the outer irregular satellites of Jupiter. It is also known as Jupiter IX. Sinope orbits Jupiter at more than one third of the distance of Mercury from the Sun.

 

discovery 1914, by Seth Nicholson
semimajor axis 24,058,000 km
(14,952,000 miles)
diameter 38 km (24 miles)
mean density 2.6 g/cm3
escape velocity 0.028
orbital period -762.33 days (retrograde)
orbital eccentricity 0.275
orbital inclination 153.78°