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Navigational Algorithms
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Nautical Astronomy
Navigational Algorithms
4.0star
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Nautical Almanac
Navigational Algorithms
3.3star
$1.99
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Sight reduction
Navigational Algorithms
3.2star
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Variation
Navigational Algorithms
5.0star
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Sextant
Navigational Algorithms
$1.99
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Vector solution 2 CoP
Navigational Algorithms
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Coastal Navigation
Navigational Algorithms
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Sailings
Navigational Algorithms
4.0star
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