1. Planning Passages
(Mariners Education/Navigation)

Passage Planning or voyage planning is a procedure to develop a complete description of a vessel's voyage from start to finish. The plan includes leaving the dock and harbor area, the en route portion ...

2. Navigational History
(Mariners Education/Navigation)

... more advanced than observing the size of the vessel's bow wave or the passage of sea foam or various floating objects. In 1577, a more advanced technique was mentioned: the chip log. In 1578, a patent ...

3. Marine Navigation
(Mariners Education/Navigation)

...  Determine compass error by azimuth observation of the sun. Take two or more star observations at evening twilight for a celestial fix. (prudent to observe 6 stars) Passage planning Poor passage ...