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Chartplotter. A chartplotter is a device used in marine navigation that integrates GPS data with an electronic navigational chart (ENC). The chartplotter displays the ENC along with the position, heading and speed of the ship, and may display additional information from radar, automatic information systems (AIS) or other sensors. As appropriate ...
The way in which the Yeoman plotter combines speedy GPS position fixing with a paper chart is cited as a benefit for two principal reasons. The first is one of safety and reliability - even the best marine electronics fail from time to time, and if the boat's electronic instruments should cease to work then a recent pencil plot on a paper chart becomes extremely valuable.
opencpn.org. OpenCPN (Open C hart P lotter N avigator) is a free software maritime chart plotter and navigation software for use underway or as a planning tool. Developed by a team of active sailors and tested in real world conditions, it has multiple supported chart formats and a variety of data inputs. [3][4] By using satellite navigation and ...
Navionics was founded in 1984, when Giuseppe Carnevali and Fosco Bianchetti introduced the world's first marine electronic chart plotter, the Geonav. In 2007, Navionics sold the Geonav product line, to focus solely on the production of electronic charts. On October 27, 2017, Navionics was acquired by Garmin Ltd.
SailTimer. SailTimer is a technology for sailboat navigation, which calculates optimal tacking angles, distances and times. Seafarers have had a dilemma for as long as sailboats could use lift to sail upwind. [1] [2] Should you head off the wind more, to get more speed (but at a longer distance)?
Breton plotter. A Breton plotter (French: Rapporteur Breton), also known as a Portland course plotter or Weems protractor named after later manufacturers producing similar devices, is a navigational instrument used for nautical navigation with charts. The Breton plotter contains a ruler with a rotating protractor that serves as a compass rose ...