Astronomické omyly provázející pražský orloj: věnováno Milanu Patkovi k jeho 60. narozeninám

• Main Authors: Křížek, Michal, 1952-, Křížek, Pavel, Šolc, Jakub, mzk2002112602
• Language: Czech; English
• Subjects: orloje; astronomie; astronomical clocks; astronomy; Praha (Česko); Prague (Czechia); 19; 681; Astrolabe; Daly; North Pole; South Pole; South pole
• Online Access: https://kramerius.lib.cas.cz/view/uuid:cdc5e555-bd7d-4593-a36b-2c5aba044054

The upper dial-plate of the astronomical clock is an astrolabe controlled by a clockwork mechanism. It represents a stereographic projection of the celestial sphere from its North Pole onto the tangent plane passing through the South Pole. We give a survey of several astronomical mistakes that appea...