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cardinal pointsThe four principal points on the horizon (see illustration). The north point (n) lies at the intersection of the horizon with the celestial meridian nearest the north celestial pole; the south point (s), diametrically opposite, is the equivalent intersection point closest to the south celestial pole. The east point (e) and west point (w) lie at the intersections of the horizon with the celestial equator, the east point being 90° and the west point 270° clockwise from the north point.
the four principal points of the compass: north, south, east, and west. In Russian, the cardinal points are designated by the Cyrillic letters C (sever, “north”), K)(iug, “south”), B (vostok, “east”), and 3 (zapad, “west”) or by the corresponding Latin letters N, S, O (E), and W.