Home AAL Activities Trips Astronomy News Astrophotography Imaging Tips Books Chautauqua Courses Conferences Downloads Equipment Projects Favorite Links Kansas Astro Links Memberships Telescopes Wallpaper Images About Me Guestbook Site Map

Ephemerides Ioannis Stadii Leonnovthensis Mathematic by Johannes Stadius - 1581

Johannes Stadius was one of the more promient producers of ephemerides during the 16th-century. In this volume he calculated the positions of the planets using the Copernican model of the solar system.