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  1. Step 1: Predict the pass
  2. Step 2: Choose the better pass
  3. Step 3: Calculate orbits per day
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Tactical Op · PREDICT

Predict the pass

Reason about light and orbit.

01Why is the ISS usually visible only around dusk or dawn?
02The ISS orbit is inclined 51.6°. Can it pass over Nairobi (1.3° S)?