{
 "ocl_version": "0.1.0",
 "name": "Route du Golf",
 "slug": "route-du-golf-2",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 25.074005816031786,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 124.0,
   "end_distance_m": 126.0,
   "start_elevation_m": 1680.4870237972636,
   "end_elevation_m": 1680.9885039135843,
   "min_gradient_pct": 1.4192299649266715
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 24.94918679768337,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 122.0,
   "end_distance_m": 125.0,
   "start_elevation_m": 1679.9962700291796,
   "end_elevation_m": 1680.7447456331101,
   "min_gradient_pct": 2.4796473230708216
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 24.726701255854096,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 123.0,
   "end_distance_m": 128.0,
   "start_elevation_m": 1680.2489115738233,
   "end_elevation_m": 1681.485246636616,
   "min_gradient_pct": 3.175530635994619
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 24.080014839780688,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 118.0,
   "end_distance_m": 128.0,
   "start_elevation_m": 1679.077245152638,
   "end_elevation_m": 1681.485246636616,
   "min_gradient_pct": 4.468577107800229
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 21.813721259211434,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 111.0,
   "end_distance_m": 131.0,
   "start_elevation_m": 1677.6533638363903,
   "end_elevation_m": 1682.0161080882326,
   "min_gradient_pct": 5.366815247049317
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 20.037105816738404,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 106.0,
   "end_distance_m": 131.0,
   "start_elevation_m": 1677.006831634048,
   "end_elevation_m": 1682.0161080882326,
   "min_gradient_pct": 5.768951625068439
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 15.62174210496778,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 81.0,
   "end_distance_m": 131.0,
   "start_elevation_m": 1674.2052370357487,
   "end_elevation_m": 1682.0161080882326,
   "min_gradient_pct": 6.606947315065554
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 11.879624789187801,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 44.0,
   "end_distance_m": 144.0,
   "start_elevation_m": 1670.9545960830121,
   "end_elevation_m": 1682.8342208722,
   "min_gradient_pct": 7.476311902951693
  }
 ],
 "shape": {
  "ascent_concentration": 0.264,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 159.0,
  "shape_class": "sustained"
 },
 "length_m": 4985.975629990711,
 "start_elevation_m": 1668.0089334033212,
 "end_elevation_m": 2173.236432578124,
 "endpoint_gain_m": 505.2274991748029,
 "overall_gradient_pct": 10.132971692357513,
 "accumulated_ascent_m": 505.2612841205337,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 24.726701255854096,
   "start_distance_m": 123.0,
   "end_distance_m": 128.0,
   "midpoint_distance_m": 125.5,
   "start_elevation_m": 1680.2489115738233,
   "end_elevation_m": 1681.485246636616,
   "start_xy": [
    2584317.021850922,
    1106217.6337882858
   ],
   "end_xy": [
    2584315.290706358,
    1106222.3245385985
   ]
  },
  "max_10m": {
   "gradient_pct": 24.080014839780688,
   "start_distance_m": 118.0,
   "end_distance_m": 128.0,
   "midpoint_distance_m": 123.0,
   "start_elevation_m": 1679.077245152638,
   "end_elevation_m": 1681.485246636616,
   "start_xy": [
    2584318.752995487,
    1106212.943037973
   ],
   "end_xy": [
    2584315.290706358,
    1106222.3245385985
   ]
  },
  "max_20m": {
   "gradient_pct": 21.813721259211434,
   "start_distance_m": 111.0,
   "end_distance_m": 131.0,
   "midpoint_distance_m": 121.0,
   "start_elevation_m": 1677.6533638363903,
   "end_elevation_m": 1682.0161080882326,
   "start_xy": [
    2584321.176597877,
    1106206.375987535
   ],
   "end_xy": [
    2584314.706624831,
    1106225.213519327
   ]
  },
  "max_25m": {
   "gradient_pct": 20.037105816738404,
   "start_distance_m": 106.0,
   "end_distance_m": 131.0,
   "midpoint_distance_m": 118.5,
   "start_elevation_m": 1677.006831634048,
   "end_elevation_m": 1682.0161080882326,
   "start_xy": [
    2584322.907742441,
    1106201.6852372224
   ],
   "end_xy": [
    2584314.706624831,
    1106225.213519327
   ]
  },
  "max_50m": {
   "gradient_pct": 15.62174210496778,
   "start_distance_m": 81.0,
   "end_distance_m": 131.0,
   "midpoint_distance_m": 106.0,
   "start_elevation_m": 1674.2052370357487,
   "end_elevation_m": 1682.0161080882326,
   "start_xy": [
    2584331.567651407,
    1106178.2330315725
   ],
   "end_xy": [
    2584314.706624831,
    1106225.213519327
   ]
  },
  "max_100m": {
   "gradient_pct": 11.879624789187801,
   "start_distance_m": 44.0,
   "end_distance_m": 144.0,
   "midpoint_distance_m": 94.0,
   "start_elevation_m": 1670.9545960830121,
   "end_elevation_m": 1682.8342208722,
   "start_xy": [
    2584346.333649908,
    1106144.3090353091
   ],
   "end_xy": [
    2584321.5361234876,
    1106230.303197189
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": 3.175530635994619,
   "start_distance_m": 132.0,
   "end_distance_m": 137.0,
   "midpoint_distance_m": 134.5,
   "start_elevation_m": 1682.1065453152708,
   "end_elevation_m": 1682.2653218470705,
   "start_xy": [
    2584314.7351693017,
    1106226.2131118507
   ],
   "end_xy": [
    2584314.8778916555,
    1106231.2110744687
   ]
  },
  "min_10m": {
   "gradient_pct": 4.468577107800229,
   "start_distance_m": 3799.0,
   "end_distance_m": 3809.0,
   "midpoint_distance_m": 3804.0,
   "start_elevation_m": 2047.9210735217184,
   "end_elevation_m": 2048.3679312324984,
   "start_xy": [
    2583274.3912154897,
    1107055.9389955932
   ],
   "end_xy": [
    2583284.31667422,
    1107055.0000305977
   ]
  },
  "min_20m": {
   "gradient_pct": 5.366815247049317,
   "start_distance_m": 3795.0,
   "end_distance_m": 3815.0,
   "midpoint_distance_m": 3805.0,
   "start_elevation_m": 2047.6631454708279,
   "end_elevation_m": 2048.7365085202377,
   "start_xy": [
    2583270.4199259654,
    1107056.4173882287
   ],
   "end_xy": [
    2583290.228245837,
    1107055.9678439803
   ]
  },
  "min_25m": {
   "gradient_pct": 5.768951625068439,
   "start_distance_m": 3793.0,
   "end_distance_m": 3818.0,
   "midpoint_distance_m": 3805.5,
   "start_elevation_m": 2047.513782804483,
   "end_elevation_m": 2048.95602071075,
   "start_xy": [
    2583268.449445586,
    1107056.1509901066
   ],
   "end_xy": [
    2583293.078351332,
    1107056.9042726583
   ]
  },
  "min_50m": {
   "gradient_pct": 6.606947315065554,
   "start_distance_m": 132.0,
   "end_distance_m": 182.0,
   "midpoint_distance_m": 157.0,
   "start_elevation_m": 1682.1065453152708,
   "end_elevation_m": 1685.4100189728035,
   "start_xy": [
    2584314.7351693017,
    1106226.2131118507
   ],
   "end_xy": [
    2584353.9476390094,
    1106211.6214371987
   ]
  },
  "min_100m": {
   "gradient_pct": 7.476311902951693,
   "start_distance_m": 3731.0,
   "end_distance_m": 3831.0,
   "midpoint_distance_m": 3781.0,
   "start_elevation_m": 2042.5067283380358,
   "end_elevation_m": 2049.9830402409875,
   "start_xy": [
    2583310.194516223,
    1107044.4768770528
   ],
   "end_xy": [
    2583305.025704098,
    1107061.9298422695
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 25.074005816031786,
   "start_distance_m": 124.0,
   "end_distance_m": 126.0,
   "midpoint_distance_m": 125.0,
   "start_elevation_m": 1680.4870237972636,
   "end_elevation_m": 1680.9885039135843,
   "start_xy": [
    2584316.675622009,
    1106218.5719383482
   ],
   "end_xy": [
    2584315.983164184,
    1106220.4482384734
   ]
  },
  "max_3m": {
   "gradient_pct": 24.94918679768337,
   "start_distance_m": 122.0,
   "end_distance_m": 125.0,
   "midpoint_distance_m": 123.5,
   "start_elevation_m": 1679.9962700291796,
   "end_elevation_m": 1680.7447456331101,
   "start_xy": [
    2584317.368079835,
    1106216.695638223
   ],
   "end_xy": [
    2584316.3293930963,
    1106219.510088411
   ]
  }
 },
 "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": [
   "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_2583-1106_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2024_2583-1107_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2024_2584-1105_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2024_2584-1106_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2024_2584-1107_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-11T02:25:50+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": [
   "2583-1106",
   "2583-1107",
   "2584-1105",
   "2584-1106",
   "2584-1107"
  ],
  "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": "Val de Bagnes",
  "county": "Valais/Wallis",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}