quadrantal deviation

quadrantal deviation
noun
: the part of the compass deviation due to the transient magnetism induced in the horizontal soft iron of a ship by the horizontal component of the earth's magnetism

* * *

quadrantal deviation,
a compass error.

Useful english dictionary. 2012.

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Look at other dictionaries:

  • quadrantal corrector — Naut. either of two soft iron spheres attached to each side of a binnacle, intended to correct the compass deviation (quadrantal deviation) resulting from magnetism from ferrous metal in a ship. See diag. under binnacle1. * * * …   Universalium

  • quadrantal corrector — Naut. either of two soft iron spheres attached to each side of a binnacle, intended to correct the compass deviation (quadrantal deviation) resulting from magnetism from ferrous metal in a ship. See diag. under binnacle1 …   Useful english dictionary

  • quadrantal correctors — Masses of soft iron placed near a magnetic compass to correct for quadrantal deviation. These serve the same purpose as compass compensating magnets …   Aviation dictionary

  • quadrantal correctors — noun plural : two spheres of iron attached to the port and starboard sides of the binnacle to correct the quadrantal deviation …   Useful english dictionary

  • quadrantal diviation — Those parts of the deviation which vary as sine and cosine of twice the compass course, thus changing their sign quadrantally with change in direction of the ship s head …   Dictionary of automotive terms

  • coefficient D — A quadrantal deviation in a compass caused by temporary magnetism induced in the body of the carrying aircraft by the presence of soft iron in the load or the equipment carried. The maximum effect of coefficient D occurs on intercardinal headings …   Aviation dictionary

  • coefficient E — A quadrantal deviation in a magnetic compass of negligible effect. Coefficient E = 1 /4 (Deviation on North + Deviation on South) − (Deviation on East + Deviation on West) …   Aviation dictionary

  • ДЕВИАЦИЯ ЧЕТВЕРТНАЯ — (Quadrantal deviation) отклонение компасной стрелки от направления магнитного меридиана под влиянием мягкого в магнитном отношении судового железа. Четвертная девиация производится силами: ДλH и . Выражение четвертная означает, что при… …   Морской словарь

  • Abkürzungen/Luftfahrt/L–R — Dies ist der vierte Teil der Liste Abkürzungen/Luftfahrt. Liste der Abkürzungen Teil 1 A A Teil 2 B–D B; C; D Teil 3 E–K …   Deutsch Wikipedia

  • Flinders bar — A Flinders bar is a vertical soft iron bar placed in a tube on the fore side of a compass binnacle. The Flinders bar is used to counteract the vertical magnetism inherent within a ship and is usually calibrated as part of the process known as… …   Wikipedia

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