Intercept method: Difference between revisions

Revision as of 21:01, 17 June 2010

Revision as of 20:04, 2 July 2010

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==Sights==

Until the age of satellite navigation ships usually took sights at dawn, during the forenoon, at noon (meridian transit of the Sun) and dusk. The morning and evening sights were taken during twilight whilstwhile the [[horizon]] was visible and the stars, planets and/or moon were visible, at least through the telescope of a [[sextant]]. Two observations are always required to give a position accurate to within a mile under favourable conditions. Three are always sufficient.

==Running fix==