See Also

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Apsidal
Apogee
eccentric orbit
off-center flywheel
Orbital Plane
Perigee
Prolate
Quantum Arithmetic Elements
Quantum Arithmetic
Sphere
two centers
two controlling points of stillness
two dividing poles
two lights of the spectrum
two opposed electric forces
two points of stillness
two poles
two-way compression-expansion sequence
two-way divided effects of motion
two-way effect
two-way extension of a point in space
two-way motion
two-way opening and closing universe
two-way universe
12.38 - Orbital revolution
9.23 - Circular Harmonic Orbit
9.24 - Elliptical Enharmonic Orbit