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Definition
frequent or continuous determination of position |
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Definition
intersection of a sphere through its center |
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primary great circle of a sphere, perpendicular to polar axis |
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Definition
north-south reference line, usually a great circle |
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0 degree meridian of longitude |
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Definition
angular distance from the equator |
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Definition
angular distance along a primary great circle, from the adapted reference point |
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one nautical mile per hour |
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Definition
distance in nautical miles between two meridians at any given point of latitude |
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Definition
direction of net movement of one place to another |
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speed intended to be made good |
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net speed form one point to another |
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Definition
direction vessel is facing |
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Definition
direction of travel through water |
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Definition
directions in which a vessel is steered or intended to be steered |
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