{
 "ocl_version": "0.1.0",
 "name": "Rue de la Luitte",
 "slug": "rue-de-la-luitte",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 33.344753264196925,
   "diagnostic": true,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 403.0,
   "end_distance_m": 405.0,
   "start_elevation_m": 961.1858540289037,
   "end_elevation_m": 961.8527490941876,
   "min_gradient_pct": -12.938188377017923,
   "suppressed_max_gradient_pct": 57.018473848040685,
   "suppressed_location_m": [
    415.0,
    417.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 34.25054999204349,
   "diagnostic": true,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 402.0,
   "end_distance_m": 405.0,
   "start_elevation_m": 960.8252325944263,
   "end_elevation_m": 961.8527490941876,
   "min_gradient_pct": -9.33291616417288,
   "suppressed_max_gradient_pct": 42.67468336506681,
   "suppressed_location_m": [
    415.0,
    418.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 31.496566804369195,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 400.0,
   "end_distance_m": 405.0,
   "start_elevation_m": 960.2779207539692,
   "end_elevation_m": 961.8527490941876,
   "min_gradient_pct": -3.927031276202797
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 26.781906649263192,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 162.0,
   "end_distance_m": 172.0,
   "start_elevation_m": 915.917386228158,
   "end_elevation_m": 918.5955768930843,
   "min_gradient_pct": 0.5138884849327496
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 25.542249248013604,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 160.0,
   "end_distance_m": 180.0,
   "start_elevation_m": 915.4399668355087,
   "end_elevation_m": 920.5484166851114,
   "min_gradient_pct": 1.1402168179802175
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 24.96813158954319,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 349.0,
   "end_distance_m": 374.0,
   "start_elevation_m": 950.4987099052312,
   "end_elevation_m": 956.740742802617,
   "min_gradient_pct": 1.3482392353839714
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 23.033312210105123,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 152.0,
   "end_distance_m": 202.0,
   "start_elevation_m": 913.7027751801386,
   "end_elevation_m": 925.2194312851911,
   "min_gradient_pct": 1.8329509263114687
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 21.54682635339509,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 104.0,
   "end_distance_m": 204.0,
   "start_elevation_m": 904.067229584607,
   "end_elevation_m": 925.6140559380021,
   "min_gradient_pct": 2.374222915260816
  }
 ],
 "shape": {
  "ascent_concentration": 0.423,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 326.0,
  "shape_class": "sustained"
 },
 "length_m": 2458.5719118015563,
 "start_elevation_m": 893.3129028320161,
 "end_elevation_m": 1113.012951660147,
 "endpoint_gain_m": 219.700048828131,
 "overall_gradient_pct": 8.936083901940554,
 "accumulated_ascent_m": 220.61684503990057,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 31.496566804369195,
   "start_distance_m": 400.0,
   "end_distance_m": 405.0,
   "midpoint_distance_m": 402.5,
   "start_elevation_m": 960.2779207539692,
   "end_elevation_m": 961.8527490941876,
   "start_xy": [
    2596046.342721116,
    1123862.9432353375
   ],
   "end_xy": [
    2596046.739361542,
    1123867.927478146
   ]
  },
  "max_10m": {
   "gradient_pct": 26.781906649263192,
   "start_distance_m": 162.0,
   "end_distance_m": 172.0,
   "midpoint_distance_m": 167.0,
   "start_elevation_m": 915.917386228158,
   "end_elevation_m": 918.5955768930843,
   "start_xy": [
    2595943.9751178143,
    1123652.5362548495
   ],
   "end_xy": [
    2595946.1573007563,
    1123662.2584083604
   ]
  },
  "max_20m": {
   "gradient_pct": 25.542249248013604,
   "start_distance_m": 160.0,
   "end_distance_m": 180.0,
   "midpoint_distance_m": 170.0,
   "start_elevation_m": 915.4399668355087,
   "end_elevation_m": 920.5484166851114,
   "start_xy": [
    2595943.8107060585,
    1123650.543414363
   ],
   "end_xy": [
    2595949.685654165,
    1123669.430012561
   ]
  },
  "max_25m": {
   "gradient_pct": 24.96813158954319,
   "start_distance_m": 349.0,
   "end_distance_m": 374.0,
   "midpoint_distance_m": 361.5,
   "start_elevation_m": 950.4987099052312,
   "end_elevation_m": 956.740742802617,
   "start_xy": [
    2596037.955122693,
    1123813.0335515395
   ],
   "end_xy": [
    2596044.169204118,
    1123837.0354770645
   ]
  },
  "max_50m": {
   "gradient_pct": 23.033312210105123,
   "start_distance_m": 152.0,
   "end_distance_m": 202.0,
   "midpoint_distance_m": 177.0,
   "start_elevation_m": 913.7027751801386,
   "end_elevation_m": 925.2194312851911,
   "start_xy": [
    2595943.6761653577,
    1123642.547784213
   ],
   "end_xy": [
    2595962.3495245203,
    1123687.4180510675
   ]
  },
  "max_100m": {
   "gradient_pct": 21.54682635339509,
   "start_distance_m": 104.0,
   "end_distance_m": 204.0,
   "midpoint_distance_m": 154.0,
   "start_elevation_m": 904.067229584607,
   "end_elevation_m": 925.6140559380021,
   "start_xy": [
    2595933.8396163816,
    1123595.842284354
   ],
   "end_xy": [
    2595963.5119938958,
    1123689.0455230186
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -3.927031276202797,
   "start_distance_m": 429.0,
   "end_distance_m": 434.0,
   "midpoint_distance_m": 431.5,
   "start_elevation_m": 965.9041065678524,
   "end_elevation_m": 965.7077550040423,
   "start_xy": [
    2596052.2839947655,
    1123891.1322877142
   ],
   "end_xy": [
    2596051.972385856,
    1123896.1225682562
   ]
  },
  "min_10m": {
   "gradient_pct": 0.5138884849327496,
   "start_distance_m": 655.0,
   "end_distance_m": 665.0,
   "midpoint_distance_m": 660.0,
   "start_elevation_m": 986.7503200449597,
   "end_elevation_m": 986.801708893453,
   "start_xy": [
    2595951.0564848436,
    1123941.7215516567
   ],
   "end_xy": [
    2595941.7561008036,
    1123944.6223133674
   ]
  },
  "min_20m": {
   "gradient_pct": 1.1402168179802175,
   "start_distance_m": 645.0,
   "end_distance_m": 665.0,
   "midpoint_distance_m": 655.0,
   "start_elevation_m": 986.573665529857,
   "end_elevation_m": 986.801708893453,
   "start_xy": [
    2595956.379890399,
    1123933.2960372937
   ],
   "end_xy": [
    2595941.7561008036,
    1123944.6223133674
   ]
  },
  "min_25m": {
   "gradient_pct": 1.3482392353839714,
   "start_distance_m": 647.0,
   "end_distance_m": 672.0,
   "midpoint_distance_m": 659.5,
   "start_elevation_m": 986.6139179817154,
   "end_elevation_m": 986.9509777905614,
   "start_xy": [
    2595955.1315457,
    1123934.837230411
   ],
   "end_xy": [
    2595934.947584562,
    1123946.2483842724
   ]
  },
  "min_50m": {
   "gradient_pct": 1.8329509263114687,
   "start_distance_m": 635.0,
   "end_distance_m": 685.0,
   "midpoint_distance_m": 660.0,
   "start_elevation_m": 986.3523689305512,
   "end_elevation_m": 987.2688443937069,
   "start_xy": [
    2595963.638076544,
    1123926.5397349342
   ],
   "end_xy": [
    2595922.3031972563,
    1123949.2682302392
   ]
  },
  "min_100m": {
   "gradient_pct": 2.374222915260816,
   "start_distance_m": 595.0,
   "end_distance_m": 695.0,
   "midpoint_distance_m": 645.0,
   "start_elevation_m": 985.1633194019103,
   "end_elevation_m": 987.5375423171711,
   "start_xy": [
    2596002.2290486298,
    1123934.4677966023
   ],
   "end_xy": [
    2595912.5767454826,
    1123951.591188675
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 33.344753264196925,
   "start_distance_m": 403.0,
   "end_distance_m": 405.0,
   "midpoint_distance_m": 404.0,
   "start_elevation_m": 961.1858540289037,
   "end_elevation_m": 961.8527490941876,
   "start_xy": [
    2596046.580705371,
    1123865.9337810227
   ],
   "end_xy": [
    2596046.739361542,
    1123867.927478146
   ]
  },
  "max_3m": {
   "gradient_pct": 34.25054999204349,
   "start_distance_m": 402.0,
   "end_distance_m": 405.0,
   "midpoint_distance_m": 403.5,
   "start_elevation_m": 960.8252325944263,
   "end_elevation_m": 961.8527490941876,
   "start_xy": [
    2596046.5013772864,
    1123864.9369324609
   ],
   "end_xy": [
    2596046.739361542,
    1123867.927478146
   ]
  }
 },
 "diagnostic_note": "Windows <=3 m are at raster-noise scale (1-sigma raster noise alone is roughly +/-7 pp at 2 m and +/-5 pp at 3 m on a 1 m DTM). Diagnostic use only: never a headline or ranking value.",
 "quality_summary": {
  "structure_suppression": {
   "masked_fraction": 0.002,
   "windows_resited": [
    2.0,
    3.0
   ],
   "windows_unresolved": []
  },
  "excluded_ranges_m": [
   [
    413.0,
    418.0
   ]
  ],
  "review": [],
  "extent": [
   "may_start_earlier",
   "may_continue_beyond_end"
  ]
 },
 "provenance": {
  "analysis_version": "0.1.0",
  "sample_interval_m": 1.0,
  "interpolation": "bilinear",
  "smoothing": "none",
  "gradient_windows_m": [
   5.0,
   10.0,
   20.0,
   25.0,
   50.0,
   100.0
  ],
  "diagnostic_windows_m": [
   2.0,
   3.0
  ],
  "elevation_crs": "EPSG:2056",
  "elevation_resolution_m": 0.5,
  "elevation_tiles": [
   "data/cache/ch/swissalti3d_2024_2595-1123_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2024_2595-1124_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2024_2596-1123_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2024_2596-1124_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-10T20:44:27+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "data/cache/pbf/switzerland-2026-09-10-batch.osm.pbf",
  "osm_snapshot": "",
  "run_id": "ch-run6-260910",
  "elevation_provider": "swisstopo swissALTI3D",
  "elevation_licence": "swisstopo open government data (OGD): free use, attribution '\u00a9 swisstopo' \u2014 https://www.swisstopo.admin.ch/en/terms-and-conditions",
  "elevation_dataset": "swissALTI3D 0.5 m DTM (Federal Office of Topography swisstopo)",
  "elevation_tile_ids": [
   "2595-1123",
   "2595-1124",
   "2596-1123",
   "2596-1124"
  ],
  "climb_origin": "discovered",
  "canopy_check": "unavailable \u2014 no surface model (DSM or point cloud) registered for this coverage",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Grimisuat",
  "county": "Valais/Wallis",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}