{
 "ocl_version": "0.1.0",
 "name": "Chemin de Monzout",
 "slug": "chemin-de-monzout",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 33.56494387293196,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 574.0,
   "end_distance_m": 576.0,
   "start_elevation_m": 707.5103334896011,
   "end_elevation_m": 708.1816323670597,
   "min_gradient_pct": -15.882686228644616
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 30.476889003671204,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 573.0,
   "end_distance_m": 576.0,
   "start_elevation_m": 707.2673256969496,
   "end_elevation_m": 708.1816323670597,
   "min_gradient_pct": -11.715794765442903
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 31.11093008521493,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 574.0,
   "end_distance_m": 579.0,
   "start_elevation_m": 707.5103334896011,
   "end_elevation_m": 709.0658799938618,
   "min_gradient_pct": -9.80136006660814
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 26.531605699105967,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 573.0,
   "end_distance_m": 583.0,
   "start_elevation_m": 707.2673256969496,
   "end_elevation_m": 709.9204862668602,
   "min_gradient_pct": -6.513435792465998
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 24.394370702815422,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 572.0,
   "end_distance_m": 592.0,
   "start_elevation_m": 707.1424548723784,
   "end_elevation_m": 712.0213290129415,
   "min_gradient_pct": -5.724550579506058
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 21.38116358798925,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 573.0,
   "end_distance_m": 598.0,
   "start_elevation_m": 707.2673256969496,
   "end_elevation_m": 712.6126165939469,
   "min_gradient_pct": -4.9501828230627325
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 18.18477155888445,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 111.0,
   "end_distance_m": 161.0,
   "start_elevation_m": 673.7388159876093,
   "end_elevation_m": 682.8312017670515,
   "min_gradient_pct": -1.3728541856105494
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 16.198910480846052,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 80.0,
   "end_distance_m": 180.0,
   "start_elevation_m": 669.2910171242943,
   "end_elevation_m": 685.4899276051403,
   "min_gradient_pct": -0.7252522689218495
  }
 ],
 "shape": {
  "ascent_concentration": 0.404,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 118.0,
  "shape_class": "sustained"
 },
 "length_m": 600.9167348063297,
 "start_elevation_m": 658.1502185888769,
 "end_elevation_m": 713.1347111889536,
 "endpoint_gain_m": 54.98449260007669,
 "overall_gradient_pct": 9.150101738770466,
 "accumulated_ascent_m": 58.810402593109984,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 31.11093008521493,
   "start_distance_m": 574.0,
   "end_distance_m": 579.0,
   "midpoint_distance_m": 576.5,
   "start_elevation_m": 707.5103334896011,
   "end_elevation_m": 709.0658799938618,
   "start_xy": [
    2603088.630113306,
    1124878.326527434
   ],
   "end_xy": [
    2603084.9002465326,
    1124881.3898836588
   ]
  },
  "max_10m": {
   "gradient_pct": 26.531605699105967,
   "start_distance_m": 573.0,
   "end_distance_m": 583.0,
   "midpoint_distance_m": 578.0,
   "start_elevation_m": 707.2673256969496,
   "end_elevation_m": 709.9204862668602,
   "start_xy": [
    2603089.0799260093,
    1124877.433404608
   ],
   "end_xy": [
    2603081.308952564,
    1124883.151305033
   ]
  },
  "max_20m": {
   "gradient_pct": 24.394370702815422,
   "start_distance_m": 572.0,
   "end_distance_m": 592.0,
   "midpoint_distance_m": 582.0,
   "start_elevation_m": 707.1424548723784,
   "end_elevation_m": 712.0213290129415,
   "start_xy": [
    2603089.677390637,
    1124876.6380022725
   ],
   "end_xy": [
    2603072.8657298964,
    1124886.1654637235
   ]
  },
  "max_25m": {
   "gradient_pct": 21.38116358798925,
   "start_distance_m": 573.0,
   "end_distance_m": 598.0,
   "midpoint_distance_m": 585.5,
   "start_elevation_m": 707.2673256969496,
   "end_elevation_m": 712.6126165939469,
   "start_xy": [
    2603089.0799260093,
    1124877.433404608
   ],
   "end_xy": [
    2603071.9760528426,
    1124889.735981463
   ]
  },
  "max_50m": {
   "gradient_pct": 18.18477155888445,
   "start_distance_m": 111.0,
   "end_distance_m": 161.0,
   "midpoint_distance_m": 136.0,
   "start_elevation_m": 673.7388159876093,
   "end_elevation_m": 682.8312017670515,
   "start_xy": [
    2603237.9395395094,
    1124840.0902371153
   ],
   "end_xy": [
    2603280.8465767195,
    1124865.6957713536
   ]
  },
  "max_100m": {
   "gradient_pct": 16.198910480846052,
   "start_distance_m": 80.0,
   "end_distance_m": 180.0,
   "midpoint_distance_m": 130.0,
   "start_elevation_m": 669.2910171242943,
   "end_elevation_m": 685.4899276051403,
   "start_xy": [
    2603210.592453694,
    1124825.6633098538
   ],
   "end_xy": [
    2603297.5305255884,
    1124874.7867434586
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -9.80136006660814,
   "start_distance_m": 411.0,
   "end_distance_m": 416.0,
   "midpoint_distance_m": 413.5,
   "start_elevation_m": 705.1620674758815,
   "end_elevation_m": 704.6719994725511,
   "start_xy": [
    2603248.142613818,
    1124903.5343976668
   ],
   "end_xy": [
    2603243.171312426,
    1124902.9994561668
   ]
  },
  "min_10m": {
   "gradient_pct": -6.513435792465998,
   "start_distance_m": 399.0,
   "end_distance_m": 409.0,
   "midpoint_distance_m": 404.0,
   "start_elevation_m": 705.7885632228197,
   "end_elevation_m": 705.1372196435731,
   "start_xy": [
    2603260.0314692464,
    1124905.1172530437
   ],
   "end_xy": [
    2603250.131127702,
    1124903.7484362817
   ]
  },
  "min_20m": {
   "gradient_pct": -5.724550579506058,
   "start_distance_m": 396.0,
   "end_distance_m": 416.0,
   "midpoint_distance_m": 406.0,
   "start_elevation_m": 705.8169095884523,
   "end_elevation_m": 704.6719994725511,
   "start_xy": [
    2603262.9833230707,
    1124905.6525625067
   ],
   "end_xy": [
    2603243.171312426,
    1124902.9994561668
   ]
  },
  "min_25m": {
   "gradient_pct": -4.9501828230627325,
   "start_distance_m": 391.0,
   "end_distance_m": 416.0,
   "midpoint_distance_m": 403.5,
   "start_elevation_m": 705.9095451783168,
   "end_elevation_m": 704.6719994725511,
   "start_xy": [
    2603267.9029708975,
    1124906.5453442994
   ],
   "end_xy": [
    2603243.171312426,
    1124902.9994561668
   ]
  },
  "min_50m": {
   "gradient_pct": -1.3728541856105494,
   "start_distance_m": 382.0,
   "end_distance_m": 432.0,
   "midpoint_distance_m": 407.0,
   "start_elevation_m": 705.7416669798968,
   "end_elevation_m": 705.0552398870915,
   "start_xy": [
    2603276.7585341115,
    1124908.1512648435
   ],
   "end_xy": [
    2603227.263747646,
    1124901.451535523
   ]
  },
  "min_100m": {
   "gradient_pct": -0.7252522689218495,
   "start_distance_m": 392.0,
   "end_distance_m": 492.0,
   "midpoint_distance_m": 442.0,
   "start_elevation_m": 705.9339492638996,
   "end_elevation_m": 705.2086969949778,
   "start_xy": [
    2603266.9190898784,
    1124906.3665203236
   ],
   "end_xy": [
    2603168.3102059434,
    1124890.3258128203
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 33.56494387293196,
   "start_distance_m": 574.0,
   "end_distance_m": 576.0,
   "midpoint_distance_m": 575.0,
   "start_elevation_m": 707.5103334896011,
   "end_elevation_m": 708.1816323670597,
   "start_xy": [
    2603088.630113306,
    1124878.326527434
   ],
   "end_xy": [
    2603087.538196406,
    1124879.9743224464
   ]
  },
  "max_3m": {
   "gradient_pct": 30.476889003671204,
   "start_distance_m": 573.0,
   "end_distance_m": 576.0,
   "midpoint_distance_m": 574.5,
   "start_elevation_m": 707.2673256969496,
   "end_elevation_m": 708.1816323670597,
   "start_xy": [
    2603089.0799260093,
    1124877.433404608
   ],
   "end_xy": [
    2603087.538196406,
    1124879.9743224464
   ]
  }
 },
 "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_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_2603-1124_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-15T21:32:38+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "data/cache/pbf/switzerland-2026-09-10.osm.pbf",
  "osm_snapshot": "2026-09-09T20:21:20Z",
  "run_id": "retro-260915-dogleg-all",
  "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": [
   "2603-1124"
  ],
  "climb_origin": "discovered",
  "canopy_check": "unavailable \u2014 no surface model (DSM or point cloud) registered for this coverage",
  "structure_own_ways": "none \u2014 the route carried no way list; own decks unmasked",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Crans-Montana",
  "county": "Valais/Wallis",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}