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{ "tomorrow": { "weather": { "source_id": "OPEN_METEO", "name": "Open-Meteo weather forecast", "public_display_allowed": true, "requires_commercial_license": true, "terms_url": "https://open-meteo.com/en/terms", "pricing_url": "https://open-meteo.com/en/pricing" }, "model": { "source_id": "GRIDPASSPORT_PV_PUBLIC_V1", "name": "GridPassport public PV forecast model", "description": "Weather-based physical PV estimate with public-safe inputs." }, "attribution": { "text": "Weather forecast by Open-Meteo, PV estimate by GridPassport.", "transformation_notes": "GridPassport projects irradiance onto the configured PV array and applies public lead-magnet loss assumptions." } }, "typical_year": { "name": "European Commission Joint Research Centre PVGIS 5.3", "url": "https://joint-research-centre.ec.europa.eu/photovoltaic-geographical-information-system-pvgis_en", "api": "https://re.jrc.ec.europa.eu/api/v5_3/PVcalc", "method": "Monthly average fixed-system output calculated from a multi-year solar radiation and climate series." } }, "methodology_url": "https://gridpassport.com/solar-forecast/methodology/" }