{
  "revision": "R11/E.10",
  "method": "PVGIS 5.3 TMY SARAH3 2005-2023; 8760 h; NREL SPA; finite rectangular overhang ray tests; isotropic diffuse sky, ground albedo 0.20",
  "sources": {
    "weather": {
      "url": "https://re.jrc.ec.europa.eu/api/v5_3/tmy?lat=40.13810836882861&lon=-8.796904871156531&usehorizon=0&outputformat=json&startyear=2005&endyear=2023",
      "latitude": 40.13810836882861,
      "longitude": -8.796904871156531,
      "grid_convergence_deg": -0.4279159771135667,
      "coordinate_source": "GN_09.26_213 Lares survey EPSG:3763; representative building centre (-56570, 52380)",
      "sha256": "6db8cf9a118634f80aa2bb1acf94b200c50943c85d9bfe2a414c4b2dfe32a672"
    },
    "roof": {
      "url": "https://zinco-greenroof.com/sites/default/files/2024-10/Zinco_Extensive_Green_Roofs_0.pdf",
      "detail": "Sedum Carpet, printed page 9",
      "sha256": "2d9dc0542b18cb7b0bfae4a925857eadfb7489ec9ee6f7f2c7abfdde8cf71d3c"
    }
  },
  "weather_sha256": "6db8cf9a118634f80aa2bb1acf94b200c50943c85d9bfe2a414c4b2dfe32a672",
  "irradiance_offset_hours": 0.1701,
  "facade_azimuth_true_deg": {
    "south": 188.07208402288643,
    "west": 278.07208402288643
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  "canopy_soffit_z": 5.42,
  "criterion": "Minimize June-August incident radiation, subject to retaining >=85% December-February radiation; 0-2.50 m in 0.10 m steps. Each facade independently; final L corner checked together.",
  "scope": "Upper west and south glazing only. No terrain, neighbouring buildings or vegetation shading. Existing lower pergola/pala lies below these windows. Frames and small mullions excluded. kWh/m² refers to incident solar radiation, not HVAC energy or transmitted heat. Glazing g-value, occupancy, ventilation and dynamic thermal model remain to define.",
  "results": {
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      "winter": 290.63015526072786,
      "warm": 260.1381774996174,
      "annual": 841.6278459864412,
      "sky_view_fraction": 0.7024048731973654,
      "depth_m": 1.2,
      "summer_reduction_pct": 51.83327306190019,
      "winter_retained_pct": 85.45574854113538
    },
    "west": {
      "summer": 296.73207730263664,
      "winter": 108.73910846912881,
      "warm": 478.5816013833237,
      "annual": 807.9919795153211,
      "sky_view_fraction": 0.8085524966950692,
      "depth_m": 0.6,
      "summer_reduction_pct": 17.899705537856114,
      "winter_retained_pct": 85.88405045153199
    }
  },
  "combined": {
    "south": {
      "summer": 139.23702281296417,
      "winter": 290.1229953218647,
      "warm": 257.9997294840492,
      "annual": 838.2647732649943,
      "sky_view_fraction": 0.7005450778283945,
      "summer_reduction_pct": 52.290953589377466,
      "winter_retained_pct": 85.3066252260866
    },
    "west": {
      "summer": 295.6857253664202,
      "winter": 107.83356986907633,
      "warm": 476.67707069917896,
      "annual": 803.8126335612726,
      "sky_view_fraction": 0.8048053798549504,
      "summer_reduction_pct": 18.189211825330354,
      "winter_retained_pct": 85.16884022121457
    }
  },
  "checks": [
    {
      "check": "south spatial grid refinement < 1%",
      "ok": true,
      "relative_difference": 0.0010444150749203671
    },
    {
      "check": "south shade monotonic",
      "ok": true
    },
    {
      "check": "west spatial grid refinement < 1%",
      "ok": true,
      "relative_difference": 0.0025851132179210493
    },
    {
      "check": "west shade monotonic",
      "ok": true
    }
  ],
  "plan": [
    "Confirm glazing Ug/g and opening/ventilation schedules.",
    "Run whole-building hourly thermal simulation with overheating hours and winter demand.",
    "Compare fixed canopy against seasonal external screen on west facade; test leaf-on/off.",
    "Check wind, cantilever deflection and thermally broken attachment before construction."
  ]
}