Gnuplot Produced by GNUPLOT 5.4 patchlevel 1 0 100 200 300 400 500 600 700 01/17 16:00 01/18 20:00 01/20 00:00 01/21 04:00 01/22 08:00 01/23 12:00 01/24 16:00 Alabama A & M University Watts per m2 Date Solar Cullman-NAHRC - 7 day Solar Radiation