Tundra orbits are a type of highly elliptical orbit with inclination of approximately _______ degrees.
- 45°
- 63.4°
- 90°
- 0°
Answer: 63.4°
Tundra orbits (inclination 63.4°, period 24 hours) dwell over high-latitude regions, used for communications where GEO coverage is poor, similar to Molniya but longer dwell time.