Solar Panels True Or Magnetic North

This table shows you how much energy you can expect to get from almost any combination of solar panel direction and angle in the capital cities compared to the optimum orientation.

Solar panels true or magnetic north.

Using magnetic declination information on the solar pathfinder. We re not concerned with the magnetic poles just where the sun is. Reveal the true solar south now that we have marked that special line we concluded in the third step the direction of the solar south has been revealed. Gently pull out the brass tab located to the outside of the compass about to release the magnetic declination dial the center triangle and black disk.

For example in brisbane if your panels are facing west 270 and are angled 20 from horizontal you will get 89 of the energy compared to the optimum orentation of north and 30. The edges of the shadows of things that are perpendicular to the earth standing straight up line up with true south north. I have to site my new house so i want to get it right. Perhaps the simplest way to find true south is to wait until noon and then look at your shadows.

Dave i think i know south is the best way to orient my solar panels or north if you happen to live in the southern hemisphere but do i want to face them magnetic south or true south dave. Using a shadow at solar noon. Which north are we talking about true north or magnetic north when we say our solar panels should face north or north west as the case may be.