{"version":"1.0","type":"link","title":"Hour angle - Newikis","description":"In astronomy and celestial navigation, the hour angle is the dihedral angle between the meridian plane (containing Earth's axis and the zenith) and the hour circle (containing Earth's axis and a given point of interest).","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400,"thumbnail_url":"https://upload.wikimedia.org/wikipedia/commons/e/e2/HourAngle_Observer_en.png","thumbnail_width":800,"thumbnail_height":600}