{
 "ocl_version": "0.1.0",
 "name": "Rue du Pr\u00e9-du-Bourg",
 "slug": "rue-du-pre-du-bourg",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 25.796864714413914,
   "diagnostic": true,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 890.0,
   "end_distance_m": 892.0,
   "start_elevation_m": 606.0435707049082,
   "end_elevation_m": 606.5595079991965,
   "min_gradient_pct": -19.743184617755105,
   "suppressed_max_gradient_pct": 60.74479821407408,
   "suppressed_location_m": [
    885.0,
    887.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 24.4860881871053,
   "diagnostic": true,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 903.0,
   "end_distance_m": 906.0,
   "start_elevation_m": 608.3806066391537,
   "end_elevation_m": 609.1151892847669,
   "min_gradient_pct": -19.129553010354055,
   "suppressed_max_gradient_pct": 54.380167770606626,
   "suppressed_location_m": [
    885.0,
    888.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 22.91783851243281,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 902.0,
   "end_distance_m": 907.0,
   "start_elevation_m": 608.1772895219823,
   "end_elevation_m": 609.3231814476039,
   "min_gradient_pct": -16.42799768015493,
   "suppressed_max_gradient_pct": 42.170978879482846,
   "suppressed_location_m": [
    885.0,
    890.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 21.312279303133437,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 689.0,
   "end_distance_m": 699.0,
   "start_elevation_m": 572.2904577873369,
   "end_elevation_m": 574.4216857176502,
   "min_gradient_pct": -5.431266780975648,
   "suppressed_max_gradient_pct": 30.154507914252235,
   "suppressed_location_m": [
    885.0,
    895.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 21.138653592973924,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 689.0,
   "end_distance_m": 709.0,
   "start_elevation_m": 572.2904577873369,
   "end_elevation_m": 576.5181885059317,
   "min_gradient_pct": -2.198229160509868,
   "suppressed_max_gradient_pct": 24.71105862459069,
   "suppressed_location_m": [
    885.0,
    905.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 21.015817256041828,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 686.0,
   "end_distance_m": 711.0,
   "start_elevation_m": 571.6864218600581,
   "end_elevation_m": 576.9403761740685,
   "min_gradient_pct": -2.0710891197259116
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 20.55964509594628,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 689.0,
   "end_distance_m": 739.0,
   "start_elevation_m": 572.2904577873369,
   "end_elevation_m": 582.57028033531,
   "min_gradient_pct": -1.6083172895696407
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 20.286918022383247,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 677.0,
   "end_distance_m": 777.0,
   "start_elevation_m": 569.899537137552,
   "end_elevation_m": 590.1864551599352,
   "min_gradient_pct": -0.7117606203456717
  }
 ],
 "shape": {
  "ascent_concentration": 0.43,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 344.0,
  "shape_class": "sustained"
 },
 "length_m": 907.4993120321087,
 "start_elevation_m": 514.5117858193354,
 "end_elevation_m": 609.4672736641361,
 "endpoint_gain_m": 94.9554878448007,
 "overall_gradient_pct": 10.463422570775572,
 "accumulated_ascent_m": 97.09172470353201,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 22.91783851243281,
   "start_distance_m": 902.0,
   "end_distance_m": 907.0,
   "midpoint_distance_m": 904.5,
   "start_elevation_m": 608.1772895219823,
   "end_elevation_m": 609.3231814476039,
   "start_xy": [
    2568873.1030664644,
    1120911.705692616
   ],
   "end_xy": [
    2568876.717094467,
    1120915.1609497117
   ]
  },
  "max_10m": {
   "gradient_pct": 21.312279303133437,
   "start_distance_m": 689.0,
   "end_distance_m": 699.0,
   "midpoint_distance_m": 694.0,
   "start_elevation_m": 572.2904577873369,
   "end_elevation_m": 574.4216857176502,
   "start_xy": [
    2568748.8285885123,
    1120764.6931979386
   ],
   "end_xy": [
    2568757.857668942,
    1120768.916424092
   ]
  },
  "max_20m": {
   "gradient_pct": 21.138653592973924,
   "start_distance_m": 689.0,
   "end_distance_m": 709.0,
   "midpoint_distance_m": 699.0,
   "start_elevation_m": 572.2904577873369,
   "end_elevation_m": 576.5181885059317,
   "start_xy": [
    2568748.8285885123,
    1120764.6931979386
   ],
   "end_xy": [
    2568767.188041777,
    1120772.5142210242
   ]
  },
  "max_25m": {
   "gradient_pct": 21.015817256041828,
   "start_distance_m": 686.0,
   "end_distance_m": 711.0,
   "midpoint_distance_m": 698.5,
   "start_elevation_m": 571.6864218600581,
   "end_elevation_m": 576.9403761740685,
   "start_xy": [
    2568746.2399091595,
    1120763.1770385772
   ],
   "end_xy": [
    2568769.0541163436,
    1120773.2337804108
   ]
  },
  "max_50m": {
   "gradient_pct": 20.55964509594628,
   "start_distance_m": 689.0,
   "end_distance_m": 739.0,
   "midpoint_distance_m": 714.0,
   "start_elevation_m": 572.2904577873369,
   "end_elevation_m": 582.57028033531,
   "start_xy": [
    2568748.8285885123,
    1120764.6931979386
   ],
   "end_xy": [
    2568793.7194692744,
    1120786.2517726105
   ]
  },
  "max_100m": {
   "gradient_pct": 20.286918022383247,
   "start_distance_m": 677.0,
   "end_distance_m": 777.0,
   "midpoint_distance_m": 727.0,
   "start_elevation_m": 569.899537137552,
   "end_elevation_m": 590.1864551599352,
   "start_xy": [
    2568738.473871102,
    1120758.6285604925
   ],
   "end_xy": [
    2568825.385181325,
    1120806.6397605443
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -16.42799768015493,
   "start_distance_m": 880.0,
   "end_distance_m": 885.0,
   "midpoint_distance_m": 882.5,
   "start_elevation_m": 604.7564216449418,
   "end_elevation_m": 603.9350217609341,
   "start_xy": [
    2568857.3962183455,
    1120896.5485050553
   ],
   "end_xy": [
    2568860.344584998,
    1120900.489023928
   ]
  },
  "min_10m": {
   "gradient_pct": -5.431266780975648,
   "start_distance_m": 875.0,
   "end_distance_m": 885.0,
   "midpoint_distance_m": 880.0,
   "start_elevation_m": 604.4781484390317,
   "end_elevation_m": 603.9350217609341,
   "start_xy": [
    2568855.4578686017,
    1120892.007522879
   ],
   "end_xy": [
    2568860.344584998,
    1120900.489023928
   ]
  },
  "min_20m": {
   "gradient_pct": -2.198229160509868,
   "start_distance_m": 15.0,
   "end_distance_m": 35.0,
   "midpoint_distance_m": 25.0,
   "start_elevation_m": 514.3116446355052,
   "end_elevation_m": 513.8719988034032,
   "start_xy": [
    2568148.236638243,
    1120569.9083080164
   ],
   "end_xy": [
    2568167.1018611323,
    1120576.5403989935
   ]
  },
  "min_25m": {
   "gradient_pct": -2.0710891197259116,
   "start_distance_m": 12.0,
   "end_distance_m": 37.0,
   "midpoint_distance_m": 24.5,
   "start_elevation_m": 514.353789517008,
   "end_elevation_m": 513.8360172370765,
   "start_xy": [
    2568145.446710594,
    1120568.805446413
   ],
   "end_xy": [
    2568168.993735509,
    1120577.189098726
   ]
  },
  "min_50m": {
   "gradient_pct": -1.6083172895696407,
   "start_distance_m": 2.0,
   "end_distance_m": 52.0,
   "midpoint_distance_m": 27.0,
   "start_elevation_m": 514.5259510849348,
   "end_elevation_m": 513.72179244015,
   "start_xy": [
    2568136.1469517658,
    1120565.1292410688
   ],
   "end_xy": [
    2568183.1602269863,
    1120582.1175346847
   ]
  },
  "min_100m": {
   "gradient_pct": -0.7117606203456717,
   "start_distance_m": 0.0,
   "end_distance_m": 100.0,
   "midpoint_distance_m": 50.0,
   "start_elevation_m": 514.5117858193354,
   "end_elevation_m": 513.8000251989897,
   "start_xy": [
    2568134.287,
    1120564.394
   ],
   "end_xy": [
    2568228.473287772,
    1120597.9497257553
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 25.796864714413914,
   "start_distance_m": 890.0,
   "end_distance_m": 892.0,
   "midpoint_distance_m": 891.0,
   "start_elevation_m": 606.0435707049082,
   "end_elevation_m": 606.5595079991965,
   "start_xy": [
    2568864.1141332295,
    1120903.7725584377
   ],
   "end_xy": [
    2568865.6730704745,
    1120905.0254409804
   ]
  },
  "max_3m": {
   "gradient_pct": 24.4860881871053,
   "start_distance_m": 903.0,
   "end_distance_m": 906.0,
   "midpoint_distance_m": 904.5,
   "start_elevation_m": 608.3806066391537,
   "end_elevation_m": 609.1151892847669,
   "start_xy": [
    2568873.825872065,
    1120912.3967440352
   ],
   "end_xy": [
    2568875.9942888664,
    1120914.4698982926
   ]
  }
 },
 "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": 0.007,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0
   ],
   "windows_unresolved": []
  },
  "excluded_ranges_m": [
   [
    884.0,
    889.0
   ]
  ],
  "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_2021_2568-1120_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-11T02:14:08+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": [
   "2568-1120"
  ],
  "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": "Bex",
  "county": "Vaud",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}