{
 "ocl_version": "0.1.0",
 "name": "Discovered lane (46.2129, 7.0180)",
 "slug": "discovered-lane-46-2129-7-0180",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 21.408882035780152,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 942.0,
   "end_distance_m": 944.0,
   "start_elevation_m": 516.633335741034,
   "end_elevation_m": 517.0615133817496,
   "min_gradient_pct": 1.4269830728039778
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 21.428493794504295,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 941.0,
   "end_distance_m": 944.0,
   "start_elevation_m": 516.4186585679145,
   "end_elevation_m": 517.0615133817496,
   "min_gradient_pct": 2.088243728849193
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 19.181078679939674,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 941.0,
   "end_distance_m": 946.0,
   "start_elevation_m": 516.4186585679145,
   "end_elevation_m": 517.3777125019114,
   "min_gradient_pct": 2.4138946917969406
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 16.0116571704566,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 941.0,
   "end_distance_m": 951.0,
   "start_elevation_m": 516.4186585679145,
   "end_elevation_m": 518.0198242849601,
   "min_gradient_pct": 2.454981650270156
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 15.393522304361795,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1641.0,
   "end_distance_m": 1661.0,
   "start_elevation_m": 587.9671549570428,
   "end_elevation_m": 591.0458594179152,
   "min_gradient_pct": 2.9556675974998825
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 15.332893115785282,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1651.0,
   "end_distance_m": 1676.0,
   "start_elevation_m": 589.4992412646561,
   "end_elevation_m": 593.3324645436024,
   "min_gradient_pct": 3.044675033315343
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 15.21912537709477,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1634.0,
   "end_distance_m": 1684.0,
   "start_elevation_m": 586.9091697129027,
   "end_elevation_m": 594.51873240145,
   "min_gradient_pct": 3.2019495530328186
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 14.856119951101164,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1634.0,
   "end_distance_m": 1734.0,
   "start_elevation_m": 586.9091697129027,
   "end_elevation_m": 601.7652896640038,
   "min_gradient_pct": 3.3431849776014815
  }
 ],
 "shape": {
  "ascent_concentration": 0.317,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 605.0,
  "shape_class": "sustained"
 },
 "length_m": 1907.6068240740851,
 "start_elevation_m": 411.61558146729834,
 "end_elevation_m": 622.3077329426105,
 "endpoint_gain_m": 210.6921514753122,
 "overall_gradient_pct": 11.044841568837333,
 "accumulated_ascent_m": 210.718066827857,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 19.181078679939674,
   "start_distance_m": 941.0,
   "end_distance_m": 946.0,
   "midpoint_distance_m": 943.5,
   "start_elevation_m": 516.4186585679145,
   "end_elevation_m": 517.3777125019114,
   "start_xy": [
    2567335.2367947185,
    1117971.06732942
   ],
   "end_xy": [
    2567334.274151611,
    1117966.1608726284
   ]
  },
  "max_10m": {
   "gradient_pct": 16.0116571704566,
   "start_distance_m": 941.0,
   "end_distance_m": 951.0,
   "midpoint_distance_m": 946.0,
   "start_elevation_m": 516.4186585679145,
   "end_elevation_m": 518.0198242849601,
   "start_xy": [
    2567335.2367947185,
    1117971.06732942
   ],
   "end_xy": [
    2567333.3757982636,
    1117961.242566579
   ]
  },
  "max_20m": {
   "gradient_pct": 15.393522304361795,
   "start_distance_m": 1641.0,
   "end_distance_m": 1661.0,
   "midpoint_distance_m": 1651.0,
   "start_elevation_m": 587.9671549570428,
   "end_elevation_m": 591.0458594179152,
   "start_xy": [
    2567473.8150646742,
    1117727.215033596
   ],
   "end_xy": [
    2567457.653333856,
    1117715.4337579026
   ]
  },
  "max_25m": {
   "gradient_pct": 15.332893115785282,
   "start_distance_m": 1651.0,
   "end_distance_m": 1676.0,
   "midpoint_distance_m": 1663.5,
   "start_elevation_m": 589.4992412646561,
   "end_elevation_m": 593.3324645436024,
   "start_xy": [
    2567465.734199265,
    1117721.3243957493
   ],
   "end_xy": [
    2567445.5320357424,
    1117706.5978011326
   ]
  },
  "max_50m": {
   "gradient_pct": 15.21912537709477,
   "start_distance_m": 1634.0,
   "end_distance_m": 1684.0,
   "midpoint_distance_m": 1659.0,
   "start_elevation_m": 586.9091697129027,
   "end_elevation_m": 594.51873240145,
   "start_xy": [
    2567478.904381027,
    1117731.9963917853
   ],
   "end_xy": [
    2567439.185994134,
    1117701.7295467404
   ]
  },
  "max_100m": {
   "gradient_pct": 14.856119951101164,
   "start_distance_m": 1634.0,
   "end_distance_m": 1734.0,
   "midpoint_distance_m": 1684.0,
   "start_elevation_m": 586.9091697129027,
   "end_elevation_m": 601.7652896640038,
   "start_xy": [
    2567478.904381027,
    1117731.9963917853
   ],
   "end_xy": [
    2567422.03793481,
    1117656.1677857544
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": 2.4138946917969406,
   "start_distance_m": 1073.0,
   "end_distance_m": 1078.0,
   "midpoint_distance_m": 1075.5,
   "start_elevation_m": 525.019088371454,
   "end_elevation_m": 525.1397831060439,
   "start_xy": [
    2567395.4657826335,
    1117921.7830703857
   ],
   "end_xy": [
    2567399.7488322505,
    1117924.3628932433
   ]
  },
  "min_10m": {
   "gradient_pct": 2.454981650270156,
   "start_distance_m": 1068.0,
   "end_distance_m": 1078.0,
   "midpoint_distance_m": 1073.0,
   "start_elevation_m": 524.8942849410168,
   "end_elevation_m": 525.1397831060439,
   "start_xy": [
    2567391.182733016,
    1117919.2032475278
   ],
   "end_xy": [
    2567399.7488322505,
    1117924.3628932433
   ]
  },
  "min_20m": {
   "gradient_pct": 2.9556675974998825,
   "start_distance_m": 1065.0,
   "end_distance_m": 1085.0,
   "midpoint_distance_m": 1075.0,
   "start_elevation_m": 524.7846295486657,
   "end_elevation_m": 525.3757630681657,
   "start_xy": [
    2567388.612903246,
    1117917.6553538132
   ],
   "end_xy": [
    2567405.7451017145,
    1117927.974645244
   ]
  },
  "min_25m": {
   "gradient_pct": 3.044675033315343,
   "start_distance_m": 1068.0,
   "end_distance_m": 1093.0,
   "midpoint_distance_m": 1080.5,
   "start_elevation_m": 524.8942849410168,
   "end_elevation_m": 525.6554536993457,
   "start_xy": [
    2567391.182733016,
    1117919.2032475278
   ],
   "end_xy": [
    2567412.597981102,
    1117932.1023618162
   ]
  },
  "min_50m": {
   "gradient_pct": 3.2019495530328186,
   "start_distance_m": 1031.0,
   "end_distance_m": 1081.0,
   "midpoint_distance_m": 1056.0,
   "start_elevation_m": 523.6319535000171,
   "end_elevation_m": 525.2329282765335,
   "start_xy": [
    2567358.6905315053,
    1117901.9753750744
   ],
   "end_xy": [
    2567402.318662021,
    1117925.910786958
   ]
  },
  "min_100m": {
   "gradient_pct": 3.3431849776014815,
   "start_distance_m": 997.0,
   "end_distance_m": 1097.0,
   "midpoint_distance_m": 1047.0,
   "start_elevation_m": 522.4483882304546,
   "end_elevation_m": 525.7915732080561,
   "start_xy": [
    2567330.611455877,
    1117916.069200607
   ],
   "end_xy": [
    2567416.024420796,
    1117934.1662201025
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 21.408882035780152,
   "start_distance_m": 942.0,
   "end_distance_m": 944.0,
   "midpoint_distance_m": 943.0,
   "start_elevation_m": 516.633335741034,
   "end_elevation_m": 517.0615133817496,
   "start_xy": [
    2567335.0442660972,
    1117970.0860380617
   ],
   "end_xy": [
    2567334.659208854,
    1117968.123455345
   ]
  },
  "max_3m": {
   "gradient_pct": 21.428493794504295,
   "start_distance_m": 941.0,
   "end_distance_m": 944.0,
   "midpoint_distance_m": 942.5,
   "start_elevation_m": 516.4186585679145,
   "end_elevation_m": 517.0615133817496,
   "start_xy": [
    2567335.2367947185,
    1117971.06732942
   ],
   "end_xy": [
    2567334.659208854,
    1117968.123455345
   ]
  }
 },
 "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": 0.021,
   "windows_resited": [],
   "windows_unresolved": []
  },
  "excluded_ranges_m": [
   [
    507.0,
    547.0
   ]
  ],
  "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_2567-1117_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2021_2567-1118_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-10T20:44:18+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": [
   "2567-1117",
   "2567-1118"
  ],
  "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": "Lavey-Morcles",
  "county": "Vaud",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}