Solar Panel Tilt Calculator
Solar Panel Tilt Calculator . The calculator shows the degrees from vertical. Azimuth is in the angle relative to map north, where 0° is north, 90° is west, 180° is south, and 270° is east. Solar Panel Tilt Angle Calculator • Footprint Hero from footprinthero.com The optimal tilt angle for fixed solar panels, as per a rule of thumb, is equal to the latitude of your location. After rounding it up we receive that you need to buy 21 solar panels. The ideal title angle for solar panels is to add an extra 15 degrees to your latitude in the winter and subtract 15 degrees in summer.