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Geodézia I. - NymE GEO portál

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A Föld elméleti alakja – Helyettesítő felületek<br />

• Szferoid ( szintszferoidok)<br />

• Háromtengelyű ellipszoid (-)<br />

• Forgási ellipszoid<br />

Pl. WGS 84<br />

– a = 6 378 137 m<br />

– f = 1/298.257223563 ⇒(b = 6 356 752.314 m)<br />

– GM = 3986005 x 10 -8 m 3 /sec 2<br />

– ω = 7292115 x 10 -11 rad/sec<br />

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