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Практическое задание по Навигации (Прокладка)
Taking Sights With A Sextant | Sextant Tutorial 3
Sextant Errors and Corrections | Sextant Tutorial Part 2
Sextant Principle | Sextant Tutorial Part 1
Position FixingTutorial | (Running Fix, Celestial Fix, GPS Fix, Bearing Line, Range)