{
 "ocl_version": "0.1.0",
 "name": "Discovered lane (47.0111, 9.0575)",
 "slug": "discovered-lane-47-0111-9-0575",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 49.27172586650386,
   "diagnostic": true,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 1087.0,
   "end_distance_m": 1089.0,
   "start_elevation_m": 960.3110441040818,
   "end_elevation_m": 961.2964786214119,
   "min_gradient_pct": -29.228856407792136,
   "suppressed_max_gradient_pct": 58.907409061004046,
   "suppressed_location_m": [
    950.0,
    952.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 45.731983073574156,
   "diagnostic": true,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 1086.0,
   "end_distance_m": 1089.0,
   "start_elevation_m": 959.9245191292047,
   "end_elevation_m": 961.2964786214119,
   "min_gradient_pct": -25.316291363825865,
   "suppressed_max_gradient_pct": 48.18767703349067,
   "suppressed_location_m": [
    950.0,
    953.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 41.317647142439,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1086.0,
   "end_distance_m": 1091.0,
   "start_elevation_m": 959.9245191292047,
   "end_elevation_m": 961.9904014863266,
   "min_gradient_pct": -23.7052381554804
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 37.19693929360119,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1085.0,
   "end_distance_m": 1095.0,
   "start_elevation_m": 959.5926478620875,
   "end_elevation_m": 963.3123417914476,
   "min_gradient_pct": -22.666993612101578
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 34.95338930026492,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1143.0,
   "end_distance_m": 1163.0,
   "start_elevation_m": 978.9011396761678,
   "end_elevation_m": 985.8918175362207,
   "min_gradient_pct": -16.26225618143735
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 34.7155599183111,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1138.0,
   "end_distance_m": 1163.0,
   "start_elevation_m": 977.212927556643,
   "end_elevation_m": 985.8918175362207,
   "min_gradient_pct": -13.147819860796972
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 33.64117281164772,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1102.0,
   "end_distance_m": 1152.0,
   "start_elevation_m": 965.2906135785463,
   "end_elevation_m": 982.1111999843702,
   "min_gradient_pct": -9.770104612990053
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 32.84826781448044,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1073.0,
   "end_distance_m": 1173.0,
   "start_elevation_m": 956.0780464066167,
   "end_elevation_m": 988.9263142210972,
   "min_gradient_pct": -4.257898552288111
  }
 ],
 "shape": {
  "ascent_concentration": 0.443,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 193.0,
  "shape_class": "sustained"
 },
 "length_m": 1431.9590774586193,
 "start_elevation_m": 833.2980588378878,
 "end_elevation_m": 992.0195980146453,
 "endpoint_gain_m": 158.72153917675757,
 "overall_gradient_pct": 11.08422312308323,
 "accumulated_ascent_m": 170.0444936573723,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 41.317647142439,
   "start_distance_m": 1086.0,
   "end_distance_m": 1091.0,
   "midpoint_distance_m": 1088.5,
   "start_elevation_m": 959.9245191292047,
   "end_elevation_m": 961.9904014863266,
   "start_xy": [
    2722927.699946257,
    1208243.6960965183
   ],
   "end_xy": [
    2722923.554856198,
    1208240.899987006
   ]
  },
  "max_10m": {
   "gradient_pct": 37.19693929360119,
   "start_distance_m": 1085.0,
   "end_distance_m": 1095.0,
   "midpoint_distance_m": 1090.0,
   "start_elevation_m": 959.5926478620875,
   "end_elevation_m": 963.3123417914476,
   "start_xy": [
    2722928.5289642685,
    1208244.2553184207
   ],
   "end_xy": [
    2722920.2387841507,
    1208238.6630993963
   ]
  },
  "max_20m": {
   "gradient_pct": 34.95338930026492,
   "start_distance_m": 1143.0,
   "end_distance_m": 1163.0,
   "midpoint_distance_m": 1153.0,
   "start_elevation_m": 978.9011396761678,
   "end_elevation_m": 985.8918175362207,
   "start_xy": [
    2722883.537194934,
    1208207.946768474
   ],
   "end_xy": [
    2722872.700905591,
    1208191.457891336
   ]
  },
  "max_25m": {
   "gradient_pct": 34.7155599183111,
   "start_distance_m": 1138.0,
   "end_distance_m": 1163.0,
   "midpoint_distance_m": 1150.5,
   "start_elevation_m": 977.212927556643,
   "end_elevation_m": 985.8918175362207,
   "start_xy": [
    2722887.4603581415,
    1208210.998649897
   ],
   "end_xy": [
    2722872.700905591,
    1208191.457891336
   ]
  },
  "max_50m": {
   "gradient_pct": 33.64117281164772,
   "start_distance_m": 1102.0,
   "end_distance_m": 1152.0,
   "midpoint_distance_m": 1127.0,
   "start_elevation_m": 965.2906135785463,
   "end_elevation_m": 982.1111999843702,
   "start_xy": [
    2722915.0254446473,
    1208234.0060734712
   ],
   "end_xy": [
    2722877.5698777265,
    1208201.2094748525
   ]
  },
  "max_100m": {
   "gradient_pct": 32.84826781448044,
   "start_distance_m": 1073.0,
   "end_distance_m": 1173.0,
   "midpoint_distance_m": 1123.0,
   "start_elevation_m": 956.0780464066167,
   "end_elevation_m": 988.9263142210972,
   "start_xy": [
    2722939.9645828046,
    1208247.7477754625
   ],
   "end_xy": [
    2722871.382078197,
    1208181.561237252
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -23.7052381554804,
   "start_distance_m": 1198.0,
   "end_distance_m": 1203.0,
   "midpoint_distance_m": 1200.5,
   "start_elevation_m": 993.0336960842264,
   "end_elevation_m": 991.8484341764524,
   "start_xy": [
    2722874.8428623606,
    1208157.8480917397
   ],
   "end_xy": [
    2722879.2985133645,
    1208155.5793532953
   ]
  },
  "min_10m": {
   "gradient_pct": -22.666993612101578,
   "start_distance_m": 1198.0,
   "end_distance_m": 1208.0,
   "midpoint_distance_m": 1203.0,
   "start_elevation_m": 993.0336960842264,
   "end_elevation_m": 990.7669967230163,
   "start_xy": [
    2722874.8428623606,
    1208157.8480917397
   ],
   "end_xy": [
    2722884.0897299103,
    1208154.2865518965
   ]
  },
  "min_20m": {
   "gradient_pct": -16.26225618143735,
   "start_distance_m": 1194.0,
   "end_distance_m": 1214.0,
   "midpoint_distance_m": 1204.0,
   "start_elevation_m": 993.5580328395279,
   "end_elevation_m": 990.3055816032404,
   "start_xy": [
    2722872.474084668,
    1208161.0466609723
   ],
   "end_xy": [
    2722890.006100001,
    1208153.361282001
   ]
  },
  "min_25m": {
   "gradient_pct": -13.147819860796972,
   "start_distance_m": 1369.0,
   "end_distance_m": 1394.0,
   "midpoint_distance_m": 1381.5,
   "start_elevation_m": 997.3366836904804,
   "end_elevation_m": 994.0497287252812,
   "start_xy": [
    2722922.5761407334,
    1208033.965122605
   ],
   "end_xy": [
    2722904.256395772,
    1208016.9823513494
   ]
  },
  "min_50m": {
   "gradient_pct": -9.770104612990053,
   "start_distance_m": 1359.0,
   "end_distance_m": 1409.0,
   "midpoint_distance_m": 1384.0,
   "start_elevation_m": 997.9105232101385,
   "end_elevation_m": 993.0254709036435,
   "start_xy": [
    2722928.442328167,
    1208041.959001824
   ],
   "end_xy": [
    2722897.3109639524,
    1208003.8818357852
   ]
  },
  "min_100m": {
   "gradient_pct": -4.257898552288111,
   "start_distance_m": 1331.0,
   "end_distance_m": 1431.0,
   "midpoint_distance_m": 1381.0,
   "start_elevation_m": 996.4860221794607,
   "end_elevation_m": 992.2281236271726,
   "start_xy": [
    2722934.1477313065,
    1208068.6922633462
   ],
   "end_xy": [
    2722894.4869146226,
    1207982.3180648664
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 49.27172586650386,
   "start_distance_m": 1087.0,
   "end_distance_m": 1089.0,
   "midpoint_distance_m": 1088.0,
   "start_elevation_m": 960.3110441040818,
   "end_elevation_m": 961.2964786214119,
   "start_xy": [
    2722926.870928245,
    1208243.1368746157
   ],
   "end_xy": [
    2722925.2128922218,
    1208242.018430811
   ]
  },
  "max_3m": {
   "gradient_pct": 45.731983073574156,
   "start_distance_m": 1086.0,
   "end_distance_m": 1089.0,
   "midpoint_distance_m": 1087.5,
   "start_elevation_m": 959.9245191292047,
   "end_elevation_m": 961.2964786214119,
   "start_xy": [
    2722927.699946257,
    1208243.6960965183
   ],
   "end_xy": [
    2722925.2128922218,
    1208242.018430811
   ]
  }
 },
 "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": 0.004,
   "windows_resited": [
    2.0,
    3.0
   ],
   "windows_unresolved": []
  },
  "excluded_ranges_m": [
   [
    949.0,
    954.0
   ]
  ],
  "review": [],
  "extent": [
   "may_start_earlier",
   "descends_at_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_2019_2722-1207_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2019_2722-1208_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2020_2723-1207_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2020_2723-1208_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-10T20:31:46+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": [
   "2722-1207",
   "2722-1208",
   "2723-1207",
   "2723-1208"
  ],
  "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": "Glarus S\u00fcd",
  "county": "Glarus",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}