The PV performance benchmark has been improved with age consideration, tracking array, and adjustment for air mass effect on irradiance.
New functions like Performance Check, and Degradation (due to aging) Assessment are only available for registered users.
These features require actual value(s) displayed on your inverter or power meter, with local time specified. Your data will be recorded in our system if you login, enter readouts, and save with the 'record' checkbox. To access these functions, please click on respective link to access a function.
By using this site, you are agreeing to the terms and conditions contained there-in. You wave all claims conseqential to interacting with information contained in our pages.
1153 Bordeaux Dr. #201
Sunnyvale, CA 94089