Apsidal precession
= Apsidal precession
{wiki}
Apsidal precession is the gradual rotation of an orbit's line of apsides, equivalently a change in its <longitude of periapsis>.
= Apsidal precession
{wiki}
Apsidal precession is the gradual rotation of an orbit's line of apsides, equivalently a change in its <longitude of periapsis>.