Annual Photovoltaic Energy Yield

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Specify the photovoltaic site below

Latitude [degrees]


Longitude [degrees]


Number of solar panels


Nominal output of one solar panel [W]


Options for optimized installation angle and tracking
No angle optimization or tracking Optimize slope angle Optimize slope and azimuth angle 2-axis tracking system

Slope angle of the panels [degrees from horizontal]


Azimuth angle of the panels [degrees from north, clockwise]


Estimation of system losses [%]


Panel mounting type
Free-standing Building-integrated

Radiation data source to be used for estimation (see map below). Note that PVGIS-SARAH is no longer being updated.
PVGIS-SARAH2 PVGIS-SARAH PVGIS-ERA5 PVGIS-NSRDB

See radiation dataset boundaries below.

View Dataset Boundaries