Droidial Space Junk De-Orbital Counter-Compressed Spring Projectile Ejecting Shaft

Welcome to the Orbital and Celestial Mechanics Website - Single Impulse De-orbit from Circular and Elliptical Orbits

ΔV = Tangential Impulsive Velocity Applied Opposite To The Initial Orbit Velocity At The Maneuver Orbital Location

V_ce = Local Circular Velocity At Entry Interface

r̃ = Ratio Of Radius Of Initial Circular Orbit Over Radius Of Entry Interface

γ_e = Flight Path Angle At Entry Interface



"Deboost from Circular Orbits", A. H. Milstead, The Journal of the Astronautical Sciences, Vol. XIII, No. 4, pp. 170-171, Jul- Aug., 1966.

Chapter 5 of Hypersonic and Planetary Entry Flight Mechanics by Vinh, Busemann and Culp, The University of Michigan Press.