{
  "schema_version": "1.0",
  "generated_at": "2026-08-04T18:53:47.646783Z",
  "location": {
    "city_id": "cahul",
    "city": "Cahul",
    "country_code": "MD",
    "country": "Moldova",
    "latitude": 45.9043,
    "longitude": 28.1993,
    "timezone": "Europe/Chisinau"
  },
  "reference_system": {
    "installedKwp": 10,
    "orientation": "S",
    "tiltDeg": 35,
    "systemLossPct": 14
  },
  "tomorrow_forecast": {
    "cityId": "cahul",
    "name": "Cahul",
    "lat": 45.9043,
    "lon": 28.1993,
    "timezone": "Europe/Chisinau",
    "featured": true,
    "targetDate": "2026-08-05",
    "expectedKwh": 51.2,
    "lowKwh": 42.5,
    "highKwh": 57.5,
    "bestWindowStart": "2026-08-05T11:00:00+03:00",
    "bestWindowEnd": "2026-08-05T15:00:00+03:00",
    "confidence": "high",
    "fetchedAt": "2026-08-04T18:53:47.646783Z",
    "freshness": "fresh",
    "stale": false
  },
  "typical_year": {
    "lat": 45.9043,
    "lon": 28.1993,
    "annualKwh": 12639.67,
    "averageDailyKwh": 34.63,
    "monthly": [
      {
        "month": 1,
        "averageDailyKwh": 15.27,
        "monthlyKwh": 473.37,
        "variabilityKwh": 130.22
      },
      {
        "month": 2,
        "averageDailyKwh": 23.43,
        "monthlyKwh": 656.16,
        "variabilityKwh": 137.46
      },
      {
        "month": 3,
        "averageDailyKwh": 35.16,
        "monthlyKwh": 1090.03,
        "variabilityKwh": 140.92
      },
      {
        "month": 4,
        "averageDailyKwh": 41.67,
        "monthlyKwh": 1250.13,
        "variabilityKwh": 165.79
      },
      {
        "month": 5,
        "averageDailyKwh": 45.68,
        "monthlyKwh": 1415.98,
        "variabilityKwh": 106.71
      },
      {
        "month": 6,
        "averageDailyKwh": 47.05,
        "monthlyKwh": 1411.47,
        "variabilityKwh": 89.08
      },
      {
        "month": 7,
        "averageDailyKwh": 49.14,
        "monthlyKwh": 1523.33,
        "variabilityKwh": 82.76
      },
      {
        "month": 8,
        "averageDailyKwh": 48.58,
        "monthlyKwh": 1506.1,
        "variabilityKwh": 97.99
      },
      {
        "month": 9,
        "averageDailyKwh": 42.37,
        "monthlyKwh": 1271.24,
        "variabilityKwh": 108.81
      },
      {
        "month": 10,
        "averageDailyKwh": 32.6,
        "monthlyKwh": 1010.58,
        "variabilityKwh": 150.12
      },
      {
        "month": 11,
        "averageDailyKwh": 19.42,
        "monthlyKwh": 582.5,
        "variabilityKwh": 102.73
      },
      {
        "month": 12,
        "averageDailyKwh": 14.48,
        "monthlyKwh": 448.8,
        "variabilityKwh": 145.57
      }
    ]
  },
  "comparison": {
    "annual_output_rank_in_country_sample": 1,
    "country_city_count": 4,
    "annual_yield_kwh_per_kwp": 1263.967
  },
  "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/"
}