{
  "schema_version": "1.0",
  "generated_at": "2026-08-04T18:53:39.394545Z",
  "location": {
    "city_id": "bruges",
    "city": "Bruges",
    "country_code": "BE",
    "country": "Belgium",
    "latitude": 51.2089,
    "longitude": 3.2242,
    "timezone": "Europe/Brussels"
  },
  "reference_system": {
    "installedKwp": 10,
    "orientation": "S",
    "tiltDeg": 35,
    "systemLossPct": 14
  },
  "tomorrow_forecast": {
    "cityId": "bruges",
    "name": "Bruges",
    "lat": 51.2089,
    "lon": 3.2242,
    "timezone": "Europe/Brussels",
    "featured": false,
    "targetDate": "2026-08-05",
    "expectedKwh": 35.9,
    "lowKwh": 25.4,
    "highKwh": 44.8,
    "bestWindowStart": "2026-08-05T13:00:00+02:00",
    "bestWindowEnd": "2026-08-05T17:00:00+02:00",
    "confidence": "medium",
    "fetchedAt": "2026-08-04T18:53:39.394545Z",
    "freshness": "fresh",
    "stale": false
  },
  "typical_year": {
    "lat": 51.2089,
    "lon": 3.2242,
    "annualKwh": 10792.9,
    "averageDailyKwh": 29.57,
    "monthly": [
      {
        "month": 1,
        "averageDailyKwh": 12.49,
        "monthlyKwh": 387.22,
        "variabilityKwh": 52.3
      },
      {
        "month": 2,
        "averageDailyKwh": 20.23,
        "monthlyKwh": 566.42,
        "variabilityKwh": 160.25
      },
      {
        "month": 3,
        "averageDailyKwh": 31.17,
        "monthlyKwh": 966.26,
        "variabilityKwh": 178.13
      },
      {
        "month": 4,
        "averageDailyKwh": 42.57,
        "monthlyKwh": 1277.13,
        "variabilityKwh": 179.31
      },
      {
        "month": 5,
        "averageDailyKwh": 42.81,
        "monthlyKwh": 1327.14,
        "variabilityKwh": 155.16
      },
      {
        "month": 6,
        "averageDailyKwh": 43.7,
        "monthlyKwh": 1310.97,
        "variabilityKwh": 156.61
      },
      {
        "month": 7,
        "averageDailyKwh": 41.31,
        "monthlyKwh": 1280.63,
        "variabilityKwh": 160.49
      },
      {
        "month": 8,
        "averageDailyKwh": 38.06,
        "monthlyKwh": 1179.86,
        "variabilityKwh": 128.6
      },
      {
        "month": 9,
        "averageDailyKwh": 33.75,
        "monthlyKwh": 1012.39,
        "variabilityKwh": 68.74
      },
      {
        "month": 10,
        "averageDailyKwh": 23.27,
        "monthlyKwh": 721.45,
        "variabilityKwh": 88.24
      },
      {
        "month": 11,
        "averageDailyKwh": 14.36,
        "monthlyKwh": 430.71,
        "variabilityKwh": 72.45
      },
      {
        "month": 12,
        "averageDailyKwh": 10.73,
        "monthlyKwh": 332.72,
        "variabilityKwh": 80.05
      }
    ]
  },
  "comparison": {
    "annual_output_rank_in_country_sample": 1,
    "country_city_count": 8,
    "annual_yield_kwh_per_kwp": 1079.29
  },
  "sources": {
    "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/"
}