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5.3 © European Union (JRC)","Deutscher Wetterdienst, Climate Data Center (CC BY 4.0)"],"license":"CC BY 4.0","attribution":"SolarAtlas24: Photovoltaik und Klima in Velen. Datenbasis PVGIS (EU JRC) und DWD. https://solaratlas24.de/ort/velen.html (Stand 2026-11)"}