Linked from
The 27 pages that link to Orbital elements, each with the reason it gives.
Two-body problemRelated: They compactly describe the conic solution and its orientation in space.
Yarkovsky effectRelated: Thermal recoil changes quantities such as semimajor axis and eccentricity.
Orbital perturbationRelated: Perturbations are commonly expressed as changes in these parameters.
OrbitRelated: They provide a compact way to describe an orbit beyond naming its path shape.
Orbital maneuverRelated: They describe which parts of a trajectory a maneuver changes.
Lunar theoryRelated: Lunar theories express changing orbital geometry through evolving elements.
Stellar orbitRelated: They provide a compact description of a stellar orbit.
Polar orbitRelated: Inclination and the ascending-node direction locate a polar orbit's plane.
Kepler orbitRelated: They provide a compact way to describe a particular Kepler orbit.
Kepler's first lawRelated: Eccentricity and semimajor axis encode the ellipse in orbit descriptions.
3 JunoRelated: These parameters describe Juno’s path around the Sun.