{
  "country": "Spain",
  "city": "Barcelona",
  "fetchedAt": "2026-09-22T10:50:50.229Z",
  "result": {
    "location": {
      "lat": 41.39,
      "lon": 2.17
    },
    "system": {
      "peakPowerKw": 1,
      "lossPercent": 14,
      "optimalTilt": 38,
      "optimalAzimuth": 0,
      "technology": "Crystalline silicon",
      "mounting": "Fixed, free-standing"
    },
    "annual": {
      "productionKwh": 1570.4,
      "productionPerKwp": 1570.4,
      "irradiationKwhM2": 1975
    },
    "monthly": [
      {
        "month": 1,
        "productionKwh": 108.2,
        "irradiationKwhM2": 129.1
      },
      {
        "month": 2,
        "productionKwh": 109.7,
        "irradiationKwhM2": 132.4
      },
      {
        "month": 3,
        "productionKwh": 138.5,
        "irradiationKwhM2": 169.7
      },
      {
        "month": 4,
        "productionKwh": 141.3,
        "irradiationKwhM2": 176.4
      },
      {
        "month": 5,
        "productionKwh": 155.3,
        "irradiationKwhM2": 197
      },
      {
        "month": 6,
        "productionKwh": 155.3,
        "irradiationKwhM2": 201.1
      },
      {
        "month": 7,
        "productionKwh": 161.3,
        "irradiationKwhM2": 211.4
      },
      {
        "month": 8,
        "productionKwh": 154.2,
        "irradiationKwhM2": 201.9
      },
      {
        "month": 9,
        "productionKwh": 132.4,
        "irradiationKwhM2": 171.1
      },
      {
        "month": 10,
        "productionKwh": 115.9,
        "irradiationKwhM2": 145.7
      },
      {
        "month": 11,
        "productionKwh": 98.2,
        "irradiationKwhM2": 120.1
      },
      {
        "month": 12,
        "productionKwh": 100.1,
        "irradiationKwhM2": 119.2
      }
    ],
    "source": "PVGIS",
    "meta": {
      "dataset": "PVGIS-SARAH3",
      "years": "2005–2023",
      "horizon": true,
      "calcVersion": "v1"
    }
  }
}