Watts per Square Meter or % of Sun
Select "percent Sun" if you want to choose brightness compared to our Sun, with values ranging from 60% to 110%.
Select "watts per square meter" if you want to choose brightness in terms of the energy per square meter that sunlight delivers to Earth each second. This value depends on the brightness of the Sun and on the distance between the Sun and Earth. This model uses 1,361 watts/m2 as the actual value for the brightness of our Sun and for Earth's average distance from the Sun. Note: This model does not account for the effects of Earth's atmosphere.
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