{
 "ocl_version": "0.1.0",
 "name": "Discovered lane (47.3232, 7.3487)",
 "slug": "discovered-lane-47-3232-7-3487",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 54.78318551076882,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 953.0,
   "end_distance_m": 955.0,
   "start_elevation_m": 694.7681786369293,
   "end_elevation_m": 695.8638423471447,
   "min_gradient_pct": -10.710046545239038
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 44.92487587690827,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 952.0,
   "end_distance_m": 955.0,
   "start_elevation_m": 694.5160960708374,
   "end_elevation_m": 695.8638423471447,
   "min_gradient_pct": -9.357642837983349
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 40.22906555513373,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 943.0,
   "end_distance_m": 948.0,
   "start_elevation_m": 692.0719773274291,
   "end_elevation_m": 694.0834306051858,
   "min_gradient_pct": -4.204899425117219
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 36.96362510554991,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1405.0,
   "end_distance_m": 1415.0,
   "start_elevation_m": 799.348303720033,
   "end_elevation_m": 803.044666230588,
   "min_gradient_pct": 3.3506869104917314
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 34.211234667557164,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1351.0,
   "end_distance_m": 1371.0,
   "start_elevation_m": 783.2644577161177,
   "end_elevation_m": 790.1067046496291,
   "min_gradient_pct": 3.71213026073292
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 33.49562473936339,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1347.0,
   "end_distance_m": 1372.0,
   "start_elevation_m": 782.0522905336496,
   "end_elevation_m": 790.4261967184905,
   "min_gradient_pct": 3.8914935068291925
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 30.686284696077564,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1327.0,
   "end_distance_m": 1377.0,
   "start_elevation_m": 776.4257334266536,
   "end_elevation_m": 791.7688757746923,
   "min_gradient_pct": 4.985570577995759
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 29.933279419639803,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1319.0,
   "end_distance_m": 1419.0,
   "start_elevation_m": 774.2830007394671,
   "end_elevation_m": 804.2162801591069,
   "min_gradient_pct": 6.102509820616888
  }
 ],
 "shape": {
  "ascent_concentration": 0.383,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 552.0,
  "shape_class": "sustained"
 },
 "length_m": 2769.9248411316958,
 "start_elevation_m": 551.4718645087951,
 "end_elevation_m": 986.9875987690607,
 "endpoint_gain_m": 435.5157342602656,
 "overall_gradient_pct": 15.7230162996888,
 "accumulated_ascent_m": 436.46242485530706,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 40.22906555513373,
   "start_distance_m": 943.0,
   "end_distance_m": 948.0,
   "midpoint_distance_m": 945.5,
   "start_elevation_m": 692.0719773274291,
   "end_elevation_m": 694.0834306051858,
   "start_xy": [
    2592886.1143069183,
    1241098.782688886
   ],
   "end_xy": [
    2592881.6566410093,
    1241096.517911934
   ]
  },
  "max_10m": {
   "gradient_pct": 36.96362510554991,
   "start_distance_m": 1405.0,
   "end_distance_m": 1415.0,
   "midpoint_distance_m": 1410.0,
   "start_elevation_m": 799.348303720033,
   "end_elevation_m": 803.044666230588,
   "start_xy": [
    2592961.963989713,
    1240912.1291608375
   ],
   "end_xy": [
    2592970.336734068,
    1240906.6796287387
   ]
  },
  "max_20m": {
   "gradient_pct": 34.211234667557164,
   "start_distance_m": 1351.0,
   "end_distance_m": 1371.0,
   "midpoint_distance_m": 1361.0,
   "start_elevation_m": 783.2644577161177,
   "end_elevation_m": 790.1067046496291,
   "start_xy": [
    2592908.683486215,
    1240917.1332625165
   ],
   "end_xy": [
    2592928.1096468996,
    1240912.6256780257
   ]
  },
  "max_25m": {
   "gradient_pct": 33.49562473936339,
   "start_distance_m": 1347.0,
   "end_distance_m": 1372.0,
   "midpoint_distance_m": 1359.5,
   "start_elevation_m": 782.0522905336496,
   "end_elevation_m": 790.4261967184905,
   "start_xy": [
    2592904.8397514145,
    1240918.240377138
   ],
   "end_xy": [
    2592929.10909606,
    1240912.5924910475
   ]
  },
  "max_50m": {
   "gradient_pct": 30.686284696077564,
   "start_distance_m": 1327.0,
   "end_distance_m": 1377.0,
   "midpoint_distance_m": 1352.0,
   "start_elevation_m": 776.4257334266536,
   "end_elevation_m": 791.7688757746923,
   "start_xy": [
    2592887.5232073776,
    1240927.8180825606
   ],
   "end_xy": [
    2592934.106505784,
    1240912.508189128
   ]
  },
  "max_100m": {
   "gradient_pct": 29.933279419639803,
   "start_distance_m": 1319.0,
   "end_distance_m": 1419.0,
   "midpoint_distance_m": 1369.0,
   "start_elevation_m": 774.2830007394671,
   "end_elevation_m": 804.2162801591069,
   "start_xy": [
    2592880.9314505924,
    1240932.3318001898
   ],
   "end_xy": [
    2592973.585850638,
    1240904.3465531901
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -4.204899425117219,
   "start_distance_m": 955.0,
   "end_distance_m": 960.0,
   "midpoint_distance_m": 957.5,
   "start_elevation_m": 695.8638423471447,
   "end_elevation_m": 695.6535973758888,
   "start_xy": [
    2592875.415908736,
    1241093.3472242015
   ],
   "end_xy": [
    2592870.958242827,
    1241091.0824472497
   ]
  },
  "min_10m": {
   "gradient_pct": 3.3506869104917314,
   "start_distance_m": 90.0,
   "end_distance_m": 100.0,
   "midpoint_distance_m": 95.0,
   "start_elevation_m": 557.9176437300347,
   "end_elevation_m": 558.2527124210839,
   "start_xy": [
    2593022.3376378985,
    1241663.6901490204
   ],
   "end_xy": [
    2593032.2405157527,
    1241662.2998605738
   ]
  },
  "min_20m": {
   "gradient_pct": 3.71213026073292,
   "start_distance_m": 82.0,
   "end_distance_m": 102.0,
   "midpoint_distance_m": 92.0,
   "start_elevation_m": 557.5796390751395,
   "end_elevation_m": 558.3220651272861,
   "start_xy": [
    2593014.467852978,
    1241665.115834491
   ],
   "end_xy": [
    2593034.22154987,
    1241662.0250809798
   ]
  },
  "min_25m": {
   "gradient_pct": 3.8914935068291925,
   "start_distance_m": 81.0,
   "end_distance_m": 106.0,
   "midpoint_distance_m": 93.5,
   "start_elevation_m": 557.5443075813364,
   "end_elevation_m": 558.5171809580437,
   "start_xy": [
    2593013.4863763126,
    1241665.3074162093
   ],
   "end_xy": [
    2593038.183618105,
    1241661.475521792
   ]
  },
  "min_50m": {
   "gradient_pct": 4.985570577995759,
   "start_distance_m": 149.0,
   "end_distance_m": 199.0,
   "midpoint_distance_m": 174.0,
   "start_elevation_m": 562.1083740302416,
   "end_elevation_m": 564.6011593192395,
   "start_xy": [
    2593076.9936570227,
    1241643.7706308207
   ],
   "end_xy": [
    2593117.945018713,
    1241615.1399801786
   ]
  },
  "min_100m": {
   "gradient_pct": 6.102509820616888,
   "start_distance_m": 83.0,
   "end_distance_m": 183.0,
   "midpoint_distance_m": 133.0,
   "start_elevation_m": 557.6329731095386,
   "end_elevation_m": 563.7354829301555,
   "start_xy": [
    2593015.4493296435,
    1241664.9242527727
   ],
   "end_xy": [
    2593105.2973517757,
    1241624.9398026792
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 54.78318551076882,
   "start_distance_m": 953.0,
   "end_distance_m": 955.0,
   "midpoint_distance_m": 954.0,
   "start_elevation_m": 694.7681786369293,
   "end_elevation_m": 695.8638423471447,
   "start_xy": [
    2592877.1989751,
    1241094.2531349822
   ],
   "end_xy": [
    2592875.415908736,
    1241093.3472242015
   ]
  },
  "max_3m": {
   "gradient_pct": 44.92487587690827,
   "start_distance_m": 952.0,
   "end_distance_m": 955.0,
   "midpoint_distance_m": 953.5,
   "start_elevation_m": 694.5160960708374,
   "end_elevation_m": 695.8638423471447,
   "start_xy": [
    2592878.0905082817,
    1241094.7060903728
   ],
   "end_xy": [
    2592875.415908736,
    1241093.3472242015
   ]
  }
 },
 "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_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_2592-1240_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2024_2592-1241_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2024_2593-1240_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2024_2593-1241_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-10T20:11:15+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": [
   "2592-1240",
   "2592-1241",
   "2593-1240",
   "2593-1241"
  ],
  "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": "Ch\u00e2tillon (JU)",
  "county": "Jura",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}