Research Article

A First-Order Analytical Theory for Optimal Low-Thrust Limited-Power Transfers between Arbitrary Elliptical Coplanar Orbits

Figure 7

Field of extremals and isocost curves for transfers between coaxial orbits for 𝑂 𝑓 ( 𝑎 𝑓 , 𝑒 𝑓 , 𝜔 𝑓 ) .
525930.fig.007