Here you can find web applications to browse and query GIS databases of solar radiation and other climatic parameters. The data make it possible to estimate PV electricity generation at any location in Europe, Africa, most of Asia, North America and most of South America (see extent of data here ). A location can be chosen either by browsing/zooming and clicking on a map, entering an address, or by directly setting latitude/longitude values. Read more information about the database and the applications here . This page describes version 5 of PVGIS. Version 4 is still available for use here . A document describing the differences in methods and data can be found here . click Here for visit official website