Shadows

Shadows will calculate sundial and astrolabes and print the drawing according the user's preferences. Shadows is used by thousands of users around the world. Features include calculates, draws, and prints drawings at real scale, simulates, displays, and animates the shadow of the style, data base of 3500 locations with latitude, longitude, and time zone, exports drawings to other drawing or CAD applications (in DXF or WMF format), plane sundials with polar style of any orientation or reclination, analemmatic, cylindrical, and bifilar sundials, planispheric and universal astrolabes (front and back), rotation of the astrolabe rete and alidade, complete solar ephemeris, solar diagram with horizon mask, graphs of Equation of time, and optimization of solar panels orientation.