EntityQ2264448· pop 24· linked from 137 articlestrue anomalySign in to saveangular parameter of Keplerian orbitsConnectionsapsisEntityOrbital state vectorsEntityorbital mechanicsEntitytwo-body problemEntityKepler orbitEntitysemi-axisEntitynear-equatorial orbitEntityGreek alphabetEntityInternational Standard Book NumberEntityLatin scriptEntityorbitEntitydigital object identifierEntityInternational Standard Serial NumberEntityellipseEntityKepler's laws of planetary motionEntityLagrangian pointEntityescape velocityEntityhyperbolaEntityorbital periodEntityOCLC, Inc.EntityCategoriesAngleEquations of astronomyOrbits