Transfer
From the body's center — Earth surface ≈ 6,371 km (LEO ≈ 6,778).
The intermediate apogee for the bi-elliptic route — must be beyond both orbits. Higher = less Δv, more time.
Trajectory
The transfer path (blue) over the initial and target orbits (dashed), with burn points marked. Drag to rotate and tilt, scroll or pinch to zoom, double-click to reset.
Comparison
Hohmann (2 burns)
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time —
burns —
Bi-elliptic (3 burns)
—
time —
burns —