Geostationary orbit(s?, can there be more than one geostationary orbit?) are geosynchronous orbits in equatorial plane.So obviously I mean geostationary orbit.
Hope I'm right
This isn't a homework problem.
Difference between circle and ellipse is that their eccentricities are 0 and (0,1) respectively.That doesn't seem to strike anything to me or am I too dumb ??