Calculates the Performance of a Grid-Connected PV System. Use of this web service is restricted to authorized users. For information on obtaining authorization, contact bill_marion@nrel.gov.

The following operations are supported. For a formal definition, please review the Service Description.

• GetPVWATTS
  Retrieves the results of a PVWATTS simulation of a grid-connected PV system. Requires an authorization key to use.