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3 "Point" measure of direction

A "point" is defined as one eighth of a right angle, and therefore equals exactly 11.25 degrees. For example, a bearing of northwest by north differs by one point from a northwest bearing, and by a point from a north-northwest one.

4 See also

• Air navigation
• Great circle distance explains how to find that quantity if one knows the two latitudes and longitudes.
• Localization
• Satellite navigation system
• Global Positioning System
• GLONASS
• Galileo positioning system
• Decca Navigation System
• Loran
• chronometer
• sextant
• Nautical chart
• Franz Xaver, Baron Von Zach, a scientific editor and astronomer, first located many places geographically.

5 External links

• Navigation - U.S Army Manual.

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Topics: Navigation Position Navigators Radio Time System Horizon Angle...

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NavigationThis article concerns navigation in the sense of determination of position and direction on the surface of the Earth. See Navigation (disambiguation) for other meanings. There are several traditions of navigation . Polynesian navigation The Polynesian nav Navigation researchWhereas originally the term Navigation applies to the process of directing a ship to a destination, Navigation research deals with fundamental aspects of navigation in general. It can be defined as The process of determining and maintaining a course or tr Navigation ActsThe English Navigation Acts were a series of laws which, beginning in 1651, restricted foreign shipping. Resentment against the Navigation Acts was a cause of the Anglo-Dutch Wars and the American Revolutionary War. The 1651 Act The first Navigation Act w Navigational deflectorStar Trek USS Enterprise (NCC-1701-C), an Ambassador class starship. In the Star Trek fictional universe, the navigational deflector is a device found on many Starfleet ships capable of warp travel, generally noticeable by its foremost location on many sh Navigational databaseNavigational databases incorporate both the network model and hierarchical model of database interfaces. Navigational techniques use "pointers" and "paths" to navigate among data records. This is in contrast to the relational model (implemented in relatio Navigation lightA Navigation Light is a colored source of specular illumination (a point source) on an aircraft, water-borne vessel, or land vehicle. Commonly, their placement is mandated by international conventions or civil authorities. They are used to signal a craft' Navigation (disambiguation) Navigational transit