cercle horaire

الفرنسية - الإنجليزية

تعريف cercle horaire في الفرنسية الإنجليزية القاموس.

{n} hour circle

(Astronomy) great circle that passes through both poles of the celestial sphere

A great circle passing through the poles of the celestial sphere and intersecting the celestial equator at right angles

a great circle on the celestial sphere that passes through both celestial poles