The above image shows
the relatively circular orbits of most solar system planets, and the the highly elliptical orbit of Pluto.
These planets had
relatively circular orbits, but a few others found soon thereafter had highly elliptical orbits.
Currently designated 2004 XR190 (or XR 190) but nicknamed «Buffy,» the object takes about 440 years to move around the Sun at an average distance (semi-major axis) of 57.4 AUs in
a relatively circular orbit (e = 0.11) that is inclined about 46.7 ° to the ecliptic.
For
a relatively circular orbit, the problem of determining where Earth falls into and out of a Snowball is challenging.
Not exact matches
Its five planets all seem to
orbit along
relatively circular paths, and the farthest planet out, a gaseous behemoth the size of four Jupiters, revolves at roughly the same distance that separates Jupiter from the sun.
It is the first known object with a
relatively circular but highly tilted
orbit beyond Neptune and Pluto.