solar panel orientation calculator
Solar Panel Orientation Calculator
Estimate the production loss when your roof doesn't face the ideal solar direction.
Orientation Impact Estimate
Estimated Production Retained
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Estimated Production Loss
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Azimuth Deviation
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Ideal Azimuth (Reference)
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N
E
S
W
Ideal Azimuth
Actual Azimuth
Simplified estimate based on a cosine approximation of azimuth deviation. Actual losses depend on roof tilt, shading, latitude, and local climate. Consult a certified solar installer for a precise assessment.
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