{
 "ocl_version": "0.1.0",
 "name": "Discovered lane (46.9891, 8.4036)",
 "slug": "discovered-lane-46-9891-8-4036",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 25.477849530432195,
   "diagnostic": true,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 9.0,
   "end_distance_m": 11.0,
   "start_elevation_m": 561.1545533813221,
   "end_elevation_m": 561.6641103719307,
   "min_gradient_pct": -5.037967286608591,
   "suppressed_max_gradient_pct": 90.99469174900037,
   "suppressed_location_m": [
    3.0,
    5.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 24.992877922685846,
   "diagnostic": true,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 8.0,
   "end_distance_m": 11.0,
   "start_elevation_m": 560.9143240342502,
   "end_elevation_m": 561.6641103719307,
   "min_gradient_pct": -4.220199094629606,
   "suppressed_max_gradient_pct": 79.80625900303646,
   "suppressed_location_m": [
    2.0,
    5.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 22.047373514105857,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 8.0,
   "end_distance_m": 13.0,
   "start_elevation_m": 560.9143240342502,
   "end_elevation_m": 562.0166927099555,
   "min_gradient_pct": -2.4378486846944725,
   "suppressed_max_gradient_pct": 58.02601997006832,
   "suppressed_location_m": [
    1.0,
    6.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 17.475448977021415,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 1677.0,
   "end_distance_m": 1687.0,
   "start_elevation_m": 729.3089749022297,
   "end_elevation_m": 731.0565197999318,
   "min_gradient_pct": -0.6951063284247994,
   "suppressed_max_gradient_pct": 39.61930511328546,
   "suppressed_location_m": [
    1.0,
    11.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 16.20130520960572,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 1834.0,
   "end_distance_m": 1854.0,
   "start_elevation_m": 748.0013097595997,
   "end_elevation_m": 751.2415708015209,
   "min_gradient_pct": -0.18114855424471443,
   "suppressed_max_gradient_pct": 24.143412481794257,
   "suppressed_location_m": [
    0.0,
    20.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 15.768904916512838,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 1834.0,
   "end_distance_m": 1859.0,
   "start_elevation_m": 748.0013097595997,
   "end_elevation_m": 751.943535988728,
   "min_gradient_pct": -0.020631954032523936,
   "suppressed_max_gradient_pct": 21.083606602945565,
   "suppressed_location_m": [
    0.0,
    25.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 14.611000085310934,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 1957.0,
   "end_distance_m": 2007.0,
   "start_elevation_m": 762.290663736052,
   "end_elevation_m": 769.5961637787075,
   "min_gradient_pct": 3.2197609542358805,
   "suppressed_max_gradient_pct": 14.735259330873077,
   "suppressed_location_m": [
    0.0,
    50.0
   ]
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 13.879959736628734,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1651.0,
   "end_distance_m": 1751.0,
   "start_elevation_m": 726.0601902486699,
   "end_elevation_m": 739.9401499852986,
   "min_gradient_pct": 6.17481264339267
  }
 ],
 "shape": {
  "ascent_concentration": 0.306,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 300.0,
  "shape_class": "sustained"
 },
 "length_m": 2053.5773394715925,
 "start_elevation_m": 557.5939592148769,
 "end_elevation_m": 770.6689947924858,
 "endpoint_gain_m": 213.0750355776089,
 "overall_gradient_pct": 10.375797954238987,
 "accumulated_ascent_m": 213.37172143453074,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 22.047373514105857,
   "start_distance_m": 8.0,
   "end_distance_m": 13.0,
   "midpoint_distance_m": 10.5,
   "start_elevation_m": 560.9143240342502,
   "end_elevation_m": 562.0166927099555,
   "start_xy": [
    2674292.2546056635,
    1204727.133254103
   ],
   "end_xy": [
    2674290.4845543425,
    1204731.8078242976
   ]
  },
  "max_10m": {
   "gradient_pct": 17.475448977021415,
   "start_distance_m": 1677.0,
   "end_distance_m": 1687.0,
   "midpoint_distance_m": 1682.0,
   "start_elevation_m": 729.3089749022297,
   "end_elevation_m": 731.0565197999318,
   "start_xy": [
    2673042.1825567135,
    1204542.79900523
   ],
   "end_xy": [
    2673043.8519784505,
    1204552.1285869626
   ]
  },
  "max_20m": {
   "gradient_pct": 16.20130520960572,
   "start_distance_m": 1834.0,
   "end_distance_m": 1854.0,
   "midpoint_distance_m": 1844.0,
   "start_elevation_m": 748.0013097595997,
   "end_elevation_m": 751.2415708015209,
   "start_xy": [
    2673057.7364744754,
    1204611.1072546768
   ],
   "end_xy": [
    2673056.4281629515,
    1204630.6390992566
   ]
  },
  "max_25m": {
   "gradient_pct": 15.768904916512838,
   "start_distance_m": 1834.0,
   "end_distance_m": 1859.0,
   "midpoint_distance_m": 1846.5,
   "start_elevation_m": 748.0013097595997,
   "end_elevation_m": 751.943535988728,
   "start_xy": [
    2673057.7364744754,
    1204611.1072546768
   ],
   "end_xy": [
    2673057.58388052,
    1204635.5036975855
   ]
  },
  "max_50m": {
   "gradient_pct": 14.611000085310934,
   "start_distance_m": 1957.0,
   "end_distance_m": 2007.0,
   "midpoint_distance_m": 1982.0,
   "start_elevation_m": 762.290663736052,
   "end_elevation_m": 769.5961637787075,
   "start_xy": [
    2673107.8504349096,
    1204718.9213849395
   ],
   "end_xy": [
    2673134.056278212,
    1204761.434848112
   ]
  },
  "max_100m": {
   "gradient_pct": 13.879959736628734,
   "start_distance_m": 1651.0,
   "end_distance_m": 1751.0,
   "midpoint_distance_m": 1701.0,
   "start_elevation_m": 726.0601902486699,
   "end_elevation_m": 739.9401499852986,
   "start_xy": [
    2673065.4797635265,
    1204545.8513236183
   ],
   "end_xy": [
    2673086.956176504,
    1204597.9470225065
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -2.4378486846944725,
   "start_distance_m": 1142.0,
   "end_distance_m": 1147.0,
   "midpoint_distance_m": 1144.5,
   "start_elevation_m": 668.2973440592998,
   "end_elevation_m": 668.1754516250651,
   "start_xy": [
    2673538.235867676,
    1204704.827019029
   ],
   "end_xy": [
    2673533.311534233,
    1204703.9604510036
   ]
  },
  "min_10m": {
   "gradient_pct": -0.6951063284247994,
   "start_distance_m": 2037.0,
   "end_distance_m": 2047.0,
   "midpoint_distance_m": 2042.0,
   "start_elevation_m": 770.7364788187605,
   "end_elevation_m": 770.666968185918,
   "start_xy": [
    2673155.7550962297,
    1204781.3649938535
   ],
   "end_xy": [
    2673164.7480373443,
    1204785.738437589
   ]
  },
  "min_20m": {
   "gradient_pct": -0.18114855424471443,
   "start_distance_m": 2030.0,
   "end_distance_m": 2050.0,
   "midpoint_distance_m": 2040.0,
   "start_elevation_m": 770.6992832185244,
   "end_elevation_m": 770.6630535076755,
   "start_xy": [
    2673149.4600374494,
    1204778.3035832385
   ],
   "end_xy": [
    2673167.4459196785,
    1204787.0504707098
   ]
  },
  "min_25m": {
   "gradient_pct": -0.020631954032523936,
   "start_distance_m": 2028.0,
   "end_distance_m": 2053.0,
   "midpoint_distance_m": 2040.5,
   "start_elevation_m": 770.6680806214238,
   "end_elevation_m": 770.6629226329156,
   "start_xy": [
    2673147.7843151977,
    1204777.2648394657
   ],
   "end_xy": [
    2673170.1438020132,
    1204788.3625038303
   ]
  },
  "min_50m": {
   "gradient_pct": 3.2197609542358805,
   "start_distance_m": 2003.0,
   "end_distance_m": 2053.0,
   "midpoint_distance_m": 2028.0,
   "start_elevation_m": 769.0530421557977,
   "end_elevation_m": 770.6629226329156,
   "start_xy": [
    2673132.066604602,
    1204757.9648050393
   ],
   "end_xy": [
    2673170.1438020132,
    1204788.3625038303
   ]
  },
  "min_100m": {
   "gradient_pct": 6.17481264339267,
   "start_distance_m": 905.0,
   "end_distance_m": 1005.0,
   "midpoint_distance_m": 955.0,
   "start_elevation_m": 649.4024654874123,
   "end_elevation_m": 655.577278130805,
   "start_xy": [
    2673425.5503422925,
    1204577.4429688682
   ],
   "end_xy": [
    2673452.3250312917,
    1204607.8346853016
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 25.477849530432195,
   "start_distance_m": 9.0,
   "end_distance_m": 11.0,
   "midpoint_distance_m": 10.0,
   "start_elevation_m": 561.1545533813221,
   "end_elevation_m": 561.6641103719307,
   "start_xy": [
    2674291.9080563714,
    1204728.071285866
   ],
   "end_xy": [
    2674291.214957787,
    1204729.9473493916
   ]
  },
  "max_3m": {
   "gradient_pct": 24.992877922685846,
   "start_distance_m": 8.0,
   "end_distance_m": 11.0,
   "midpoint_distance_m": 9.5,
   "start_elevation_m": 560.9143240342502,
   "end_elevation_m": 561.6641103719307,
   "start_xy": [
    2674292.2546056635,
    1204727.133254103
   ],
   "end_xy": [
    2674291.214957787,
    1204729.9473493916
   ]
  }
 },
 "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": 0.003,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0,
    50.0
   ],
   "windows_unresolved": []
  },
  "excluded_ranges_m": [
   [
    1.0,
    7.0
   ]
  ],
  "review": [],
  "extent": [
   "may_start_earlier"
  ]
 },
 "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_2022_2673-1204_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2022_2674-1204_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-10T19:44:07+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": [
   "2673-1204",
   "2674-1204"
  ],
  "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": "Ennetb\u00fcrgen",
  "county": "Nidwalden",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}