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SOLPOS Calculator

Compute the solar position and intensity from time
and location using NREL's SOLPOS.
Required input values:
Enter start date:
Enter end date:
Enter output time interval:   Units:

Enter site location information:

Optional input values:

Check desired output values:

Check additional desired output values:

Data output type:

Please read the disclaimer before using this product.
For more information about SOLPOS and the C source code.

For questions about this website or the calculator contact: Afshin Andreas