Translation: from english

sextant altitude

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  • sextant altitude — The altitude of a celestial body as measured by a sextant. It is the angle measured in a vertical plane between an artificial or sea horizon and a celestial body, without application of any corrections …   Aviation dictionary

  • Sextant — This article is about the sextant as used for navigation. For the astronomer s sextant, see Sextant (astronomical). : For the history and development of the sextant see Reflecting instruments A sextant is an instrument generally used to measure… …   Wikipedia

  • altitude difference — The difference between computed and observed altitudes, or between precomputed and sextant altitude. Also called altitude intercept …   Aviation dictionary

  • Sextant (disambiguation) — Sextant may refer to:*Sextant, a navigation instrument *Octant, a navigation instrument, precursor to the navigator s sextant *Sextant (astronomical), a non reflecting astronomical instrument for measuring angles *Mural sextant, a non reflecting …   Wikipedia

  • Sextant (astronomical) — This article is about the Sextant as used for astrometry. For the navigator s sextant, see Sextant . Sextants for astronomical observations were used primarily for measuring the positions of stars. They are little used today, having been replaced …   Wikipedia

  • intercept altitude — As used in astronavigation, it is the difference between the minutes of an arc, between computed and observed altitudes, or between precomputed and sextant altitudes. It is labeled T (toward) or A (away), as the observed or sextant altitude is… …   Aviation dictionary

  • rectified altitude — The sextant altitude corrected only for inaccuracies in the reference level (dip, Coriolis) and reading (index, instrument, and personal) …   Aviation dictionary

  • Meridian altitude — is an astronomical navigation method of calculating an observer s latitude. Contents 1 Principle 2 Methodology 3 See also 4 References …   Wikipedia

  • Circle of altitude — Circle Cir cle (s[ e]r k l), n. [OE. cercle, F. cercle, fr. L. circulus (Whence also AS. circul), dim. of circus circle, akin to Gr. kri kos, ki rkos, circle, ring. Cf. {Circus}, {Circum }.] [1913 Webster] 1. A plane figure, bounded by a single… …   The Collaborative International Dictionary of English

  • hs — • sextant altitude …   Maritime acronyms and abbreviations

  • 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

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