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天文望遠鏡

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Horizontal coordinates use a celestial sphere centered on the observer. Azimuth is measured eastward from the north point (sometimes from the south point) of the horizon; altitude is the angle above the horizon.

地平座標系天体の位置を特定する基本システム

地平座標系高度方位角天文学
Horizontal coordinates use a celestial sphere centered on the observer. Azimuth is measured eastward from the north point (sometimes from the south point) of the horizon; altitude is the angle above the horizon.

地平座標系天体の位置を特定する基本システム

地平座標系高度方位角天文学