Total Mechanical Energy: Circular Orbit (E = −GMm/2r (circular))
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E = −GMm/2r (circular)
What each symbol means
| Symbol | What it stands for |
|---|---|
| E | Total mechanical energy |
| K | GMm/2r |
| U | −GMm/r |
| r | Orbit radius |
When to use this
Circular orbit about fixed M; m ≪ M. K = |E|, U = 2E.