{
 "ocl_version": "0.1.0",
 "name": "Route du Flonzaley",
 "slug": "route-du-flonzaley",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 23.247978285462523,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 627.0,
   "end_distance_m": 629.0,
   "start_elevation_m": 659.3116397723616,
   "end_elevation_m": 659.7765993380708,
   "min_gradient_pct": -4.232673988821034
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 22.75029086466323,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 626.0,
   "end_distance_m": 629.0,
   "start_elevation_m": 659.0940906121309,
   "end_elevation_m": 659.7765993380708,
   "min_gradient_pct": -3.54723055153651
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 22.19165454139329,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 616.0,
   "end_distance_m": 621.0,
   "start_elevation_m": 656.9547698840543,
   "end_elevation_m": 658.0643526111239,
   "min_gradient_pct": -1.7244720410621994
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 21.614764100925186,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 619.0,
   "end_distance_m": 629.0,
   "start_elevation_m": 657.6151229279783,
   "end_elevation_m": 659.7765993380708,
   "min_gradient_pct": -0.5817785018973609
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 21.363297421165157,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 609.0,
   "end_distance_m": 629.0,
   "start_elevation_m": 655.5039398538378,
   "end_elevation_m": 659.7765993380708,
   "min_gradient_pct": 0.3158255193915238
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 21.304627994796647,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 604.0,
   "end_distance_m": 629.0,
   "start_elevation_m": 654.4504423393716,
   "end_elevation_m": 659.7765993380708,
   "min_gradient_pct": 0.5582538512021529
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 20.103828730547548,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 580.0,
   "end_distance_m": 630.0,
   "start_elevation_m": 649.898679986971,
   "end_elevation_m": 659.9505943522448,
   "min_gradient_pct": 1.6588233091943039
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 17.553258815611457,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 545.0,
   "end_distance_m": 645.0,
   "start_elevation_m": 644.2962145366419,
   "end_elevation_m": 661.8494733522533,
   "min_gradient_pct": 2.4643285841796114
  }
 ],
 "shape": {
  "ascent_concentration": 0.515,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 107.0,
  "shape_class": "stepped"
 },
 "length_m": 889.6257378706911,
 "start_elevation_m": 620.1710265673572,
 "end_elevation_m": 674.5448145801045,
 "endpoint_gain_m": 54.37378801274724,
 "overall_gradient_pct": 6.111984590608887,
 "accumulated_ascent_m": 54.598169542733444,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 22.19165454139329,
   "start_distance_m": 616.0,
   "end_distance_m": 621.0,
   "midpoint_distance_m": 618.5,
   "start_elevation_m": 656.9547698840543,
   "end_elevation_m": 658.0643526111239,
   "start_xy": [
    2547925.6104602204,
    1149166.889967578
   ],
   "end_xy": [
    2547929.64611269,
    1149169.8393015722
   ]
  },
  "max_10m": {
   "gradient_pct": 21.614764100925186,
   "start_distance_m": 619.0,
   "end_distance_m": 629.0,
   "midpoint_distance_m": 624.0,
   "start_elevation_m": 657.6151229279783,
   "end_elevation_m": 659.7765993380708,
   "start_xy": [
    2547928.043379442,
    1149168.6452180052
   ],
   "end_xy": [
    2547935.2619306887,
    1149175.51040552
   ]
  },
  "max_20m": {
   "gradient_pct": 21.363297421165157,
   "start_distance_m": 609.0,
   "end_distance_m": 629.0,
   "midpoint_distance_m": 619.0,
   "start_elevation_m": 655.5039398538378,
   "end_elevation_m": 659.7765993380708,
   "start_xy": [
    2547919.9176648976,
    1149162.8166605895
   ],
   "end_xy": [
    2547935.2619306887,
    1149175.51040552
   ]
  },
  "max_25m": {
   "gradient_pct": 21.304627994796647,
   "start_distance_m": 604.0,
   "end_distance_m": 629.0,
   "midpoint_distance_m": 616.5,
   "start_elevation_m": 654.4504423393716,
   "end_elevation_m": 659.7765993380708,
   "start_xy": [
    2547915.8475616192,
    1149159.912480963
   ],
   "end_xy": [
    2547935.2619306887,
    1149175.51040552
   ]
  },
  "max_50m": {
   "gradient_pct": 20.103828730547548,
   "start_distance_m": 580.0,
   "end_distance_m": 630.0,
   "midpoint_distance_m": 605.0,
   "start_elevation_m": 649.898679986971,
   "end_elevation_m": 659.9505943522448,
   "start_xy": [
    2547897.155254524,
    1149144.9269734896
   ],
   "end_xy": [
    2547935.81750445,
    1149176.341872775
   ]
  },
  "max_100m": {
   "gradient_pct": 17.553258815611457,
   "start_distance_m": 545.0,
   "end_distance_m": 645.0,
   "midpoint_distance_m": 595.0,
   "start_elevation_m": 644.2962145366419,
   "end_elevation_m": 661.8494733522533,
   "start_xy": [
    2547883.0010944074,
    1149114.454149628
   ],
   "end_xy": [
    2547950.338414521,
    1149178.9129483765
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -1.7244720410621994,
   "start_distance_m": 841.0,
   "end_distance_m": 846.0,
   "midpoint_distance_m": 843.5,
   "start_elevation_m": 673.6494860315937,
   "end_elevation_m": 673.5632624295406,
   "start_xy": [
    2548042.3326987126,
    1149343.6006717226
   ],
   "end_xy": [
    2548043.6254607188,
    1149348.4306578918
   ]
  },
  "min_10m": {
   "gradient_pct": -0.5817785018973609,
   "start_distance_m": 834.0,
   "end_distance_m": 844.0,
   "midpoint_distance_m": 839.0,
   "start_elevation_m": 673.6012469652374,
   "end_elevation_m": 673.5430691150476,
   "start_xy": [
    2548040.52245133,
    1149336.8387969884
   ],
   "end_xy": [
    2548043.108355916,
    1149346.498663424
   ]
  },
  "min_20m": {
   "gradient_pct": 0.3158255193915238,
   "start_distance_m": 834.0,
   "end_distance_m": 854.0,
   "midpoint_distance_m": 844.0,
   "start_elevation_m": 673.6012469652374,
   "end_elevation_m": 673.6644120691157,
   "start_xy": [
    2548040.52245133,
    1149336.8387969884
   ],
   "end_xy": [
    2548045.6938799284,
    1149356.1586357628
   ]
  },
  "min_25m": {
   "gradient_pct": 0.5582538512021529,
   "start_distance_m": 834.0,
   "end_distance_m": 859.0,
   "midpoint_distance_m": 846.5,
   "start_elevation_m": 673.6012469652374,
   "end_elevation_m": 673.7408104280379,
   "start_xy": [
    2548040.52245133,
    1149336.8387969884
   ],
   "end_xy": [
    2548046.9866419346,
    1149360.988621932
   ]
  },
  "min_50m": {
   "gradient_pct": 1.6588233091943039,
   "start_distance_m": 834.0,
   "end_distance_m": 884.0,
   "midpoint_distance_m": 859.0,
   "start_elevation_m": 673.6012469652374,
   "end_elevation_m": 674.4306586198345,
   "start_xy": [
    2548040.52245133,
    1149336.8387969884
   ],
   "end_xy": [
    2548053.4504519645,
    1149385.1385527786
   ]
  },
  "min_100m": {
   "gradient_pct": 2.4643285841796114,
   "start_distance_m": 785.0,
   "end_distance_m": 885.0,
   "midpoint_distance_m": 835.0,
   "start_elevation_m": 671.9770564438825,
   "end_elevation_m": 674.4413850280621,
   "start_xy": [
    2548026.921259731,
    1149289.764307232
   ],
   "end_xy": [
    2548053.709004366,
    1149386.1045500124
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 23.247978285462523,
   "start_distance_m": 627.0,
   "end_distance_m": 629.0,
   "midpoint_distance_m": 628.0,
   "start_elevation_m": 659.3116397723616,
   "end_elevation_m": 659.7765993380708,
   "start_xy": [
    2547933.9677805994,
    1149173.988154979
   ],
   "end_xy": [
    2547935.2619306887,
    1149175.51040552
   ]
  },
  "max_3m": {
   "gradient_pct": 22.75029086466323,
   "start_distance_m": 626.0,
   "end_distance_m": 629.0,
   "midpoint_distance_m": 627.5,
   "start_elevation_m": 659.0940906121309,
   "end_elevation_m": 659.7765993380708,
   "start_xy": [
    2547933.3070893288,
    1149173.2374972373
   ],
   "end_xy": [
    2547935.2619306887,
    1149175.51040552
   ]
  }
 },
 "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": {
  "review": [],
  "extent": []
 },
 "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_2021_2547-1149_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2021_2548-1149_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-11T02:07:35+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-run7-260911",
  "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": [
   "2547-1149",
   "2548-1149"
  ],
  "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": "Puidoux",
  "county": "Vaud",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}