celestial line of position

A line of position determined by observing a celestial body.

Aviation dictionary. 2014.

Look at other dictionaries:

  • line of position — 1. : line of site 2. : a locus of all possible positions of a ship for the conditions given see sumner line 3. : a line along which an aircraft is known (as by ground reference or celestial fix) to be flying and which when crossed with another… …   Useful english dictionary

  • 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

  • celestial navigation — navigation by means of observations made of the apparent position of heavenly bodies. Also called astronavigation, celo navigation. [1935 40] * * *       use of the observed positions of celestial bodies to determine a navigator s position. At… …   Universalium

  • position — Synonyms and related words: Anschauung, Parthian shot, a priori principle, abode, address, affect, affectivity, affirmance, affirmation, allegation, allocate, angle, angle of vision, announcement, annunciation, answer, apostrophe, appointment,… …   Moby Thesaurus

  • celestial navigation — Synonyms and related words: VAR, aspect, astronavigation, attitude, automatic electronic navigation, azimuth, bearing, bearings, chronometer, coastwise navigation, consolan, dead reckoning, electronic navigation, exposure, fix, frontage, lay, lie …   Moby Thesaurus

  • Position angle — Position angle, usually abbreviated PA, is a measurement derived from observing visual binary stars. It is defined as the angular offset in degrees of the secondary star to the primary, relative to the north celestial pole. As the example… …   Wikipedia

  • line — line1 [līn] n. [ME merging OE, a cord, with OFr ligne (both < L linea, lit., linen thread, n. use of fem. of lineus, of flax < linum, flax)] 1. a) a cord, rope, wire, string, or the like b) a long, fine, strong cord with a hook, sinker,… …   English World dictionary

  • Position fixing — is the branch of navigation concerned with the use of a variety of visual and electronic methods to determine the position of a ship, aircraft or person on the surface of the Earth.These techniques include:* Position lines and position circles *… …   Wikipedia

  • celestial mechanics — the branch of astronomy that deals with the application of the laws of dynamics and Newton s law of gravitation to the motions of heavenly bodies. [1815 25] * * * Branch of astronomy that deals with the mathematical theory of the motions of… …   Universalium

  • Celestial pole — The north and south celestial poles and their relation to axis of rotation, plane of orbit and axial tilt …   Wikipedia

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