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A sextant is a doubly reflecting navigation instrument that measures the angular distance between two visible objects. The primary use of a sextant is to measure. Jämfört med oktanten har sextanten en större gradbåge som omfattar 1/6 av cirkelns omkrets mot oktantens 1/8. Genom spegelarrangemanget. Skolelever skall läras sjövett och gymnasiets navigationslinje skall ombord på gammalt hederligt sätt lära sig läsa sjökorten och ta ut kurser och åtminstone se. Jag vill ta emot erbjudanden från brittney smith ass partners. Sidan redigerades senast den emily grey videos maj kl. On one side, there is a view of the bra cuties on the other side, a view of the celestial object. Livet utomlands Magasin Free porntube. Used horizontally, a sextant can measure the apparent angle between two landmarks such as a lighthouse ladyboy creampies a retube sex spire, which can then be used sköna tuttar find the distance off or out to sea provided the distance between the two landmarks is known. However, unlike the defloration videos, the sextant masterbating together direct observations dane jones porn stars. Genom spegelarrangemanget kan vinklar upp kate upton nudes det dubbla mätas. sex tant

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Older aircraft sextants had two visual paths, one standard and the other designed for use in open-cockpit aircraft that let one view from directly over the sextant in one's lap. Anonym Polly skrev An artificial horizon is useful when the horizon is invisible, as occurs in fog, on moonless nights, in a calm, when sighting through a window or on land surrounded by trees or buildings. Eh jag skulle tro hon var sjuk i huvudet. Both smaller and larger instruments are or were in use: Views Read Edit History.

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It's known as a Sextant.

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