longitude sight

longitude sight
определение долготы

English-Russian cartography dictionary. 2013.

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  • Longitude by chronometer — Longitude by Chronometer, known by mariners as Long by Chron , is an astronomical navigation method of calculating an observer s position on earth. The method gives the observer a position line on which the observer is situated. Usually the… …   Wikipedia

  • Longitude prize — The Longitude Prize was a reward offered by the British government through an Act of Parliament in 1714 for a simple and practical method for the precise determination of a ship s longitude. The prize was administered by the Board of… …   Wikipedia

  • History of longitude — The history of longitude is a record of the effort, by navigators and scientists over several centuries, to discover a means of determining longitude. The measurement of longitude is important to both cartography and navigation. Historically, the …   Wikipedia

  • Line of sight — Line Line, n. [OE. line, AS. l[=i]ne cable, hawser, prob. from L. linea a linen thread, string, line, fr. linum flax, thread, linen, cable; but the English word was influenced by F. ligne line, from the same L. word linea. See {Linen}.] 1. A… …   The Collaborative International Dictionary of English

  • sun|sight — «SUHN SYT», noun. an observation of the altitude of the sun, used to determine latitude and longitude, especially at sea …   Useful english dictionary

  • time sight — noun 1. : a set of observations for the determination of time that are usually made with a transit instrument 2. : an observation by sextant of the altitude of a heavenly body to determine longitude by comparing the local time with Greenwich time …   Useful english dictionary

  • navigation — navigational, adj. /nav i gay sheuhn/, n. 1. the act or process of navigating. 2. the art or science of plotting, ascertaining, or directing the course of a ship, aircraft, or guided missile. [1520 30; < L navigation (s. of navigatio) a voyage.… …   Universalium

  • Navigation — This article is about determination of position and direction on or above the surface of the earth. For other uses, see Navigation (disambiguation). Table of geography, hydrography, and navigation, from the 1728 Cyclopaedia. Navigation is the… …   Wikipedia

  • Celestial navigation — Celestial navigation, also known as astronavigation, is a position fixing technique that was devised to help sailors cross the featureless oceans without having to rely on dead reckoning to enable them to strike land. Celestial navigation uses… …   Wikipedia

  • Intercept method — The Intercept Method , or Marcq St Hilaire method , as it is also rather inaccurately known, is an astronomical navigation method of calculating an observer s position on earth. It was originally called the azimuth intercept method because the… …   Wikipedia

  • Ex-meridian — is an astronomical navigation method of calculating an observer’s position on earth. The method gives the observer a position line on which the observer is situated. It is usually used when the sun is obscured at noon and as a result a meridian… …   Wikipedia


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