semi-major axis a (AU)
eccentricity
semi-minor axis b (AU)
r1, r2 and foci
semi-major axis a
semi-minor axis b
aphelion and perihelion
semi-major axis a (AU)
eccentricity
semi-minor axis b (AU)
r1, r2 and foci
semi-major axis a
semi-minor axis b
aphelion and perihelion