The practise of navigation has been defined in a number of different ways, for example:
Practical navigation (The Art of the Navigator) consists of the work necessary to solve the following problems:
Movement at sea can be described by three terms: the starting point, the direction of movement and the The act of navigating is a mixture of art and science. Navigation consists of finding information about the waters under consideration, planning the voyage, managing and using available navigational- instruments and ones own experience in order to ensure that the plan is followed.
The art of navigation requires that the navigator is active and proactive, risk-conscious and capable of using the available resources of information, instruments and crew.
At the start of the voyage and in harbour the position of the vessel is mainly determined by eye
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