{
 "ocl_version": "0.1.0",
 "name": "Mont\u00e9e Corinna Bille",
 "slug": "montee-corinna-bille",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 26.324699257145312,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 692.0,
   "end_distance_m": 694.0,
   "start_elevation_m": 601.5778952396008,
   "end_elevation_m": 602.1043892247437,
   "min_gradient_pct": -7.0118192614245345
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 25.488346668195543,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 693.0,
   "end_distance_m": 696.0,
   "start_elevation_m": 601.8321108216362,
   "end_elevation_m": 602.5967612216821,
   "min_gradient_pct": -6.487023175164571
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 25.095766629510763,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 691.0,
   "end_distance_m": 696.0,
   "start_elevation_m": 601.3419728902065,
   "end_elevation_m": 602.5967612216821,
   "min_gradient_pct": -1.9787143245798688
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 24.098090449920164,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 686.0,
   "end_distance_m": 696.0,
   "start_elevation_m": 600.18695217669,
   "end_elevation_m": 602.5967612216821,
   "min_gradient_pct": 0.05941170022538245
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 21.868091541165313,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 676.0,
   "end_distance_m": 696.0,
   "start_elevation_m": 598.223142913449,
   "end_elevation_m": 602.5967612216821,
   "min_gradient_pct": 0.560887747199672
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 21.394855352024933,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 671.0,
   "end_distance_m": 696.0,
   "start_elevation_m": 597.2480473836758,
   "end_elevation_m": 602.5967612216821,
   "min_gradient_pct": 0.9063047699173694
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 20.488842561091815,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 647.0,
   "end_distance_m": 697.0,
   "start_elevation_m": 592.5295353849968,
   "end_elevation_m": 602.7739566655428,
   "min_gradient_pct": 1.5747399332551595
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 18.765269942998884,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 597.0,
   "end_distance_m": 697.0,
   "start_elevation_m": 584.0086867225439,
   "end_elevation_m": 602.7739566655428,
   "min_gradient_pct": 2.7444501751248254
  }
 ],
 "shape": {
  "ascent_concentration": 0.489,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 176.0,
  "shape_class": "stepped"
 },
 "length_m": 701.9918683095289,
 "start_elevation_m": 540.3168799570324,
 "end_elevation_m": 602.5591020532158,
 "endpoint_gain_m": 62.24222209618347,
 "overall_gradient_pct": 8.86651611023207,
 "accumulated_ascent_m": 62.914691948483664,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 25.095766629510763,
   "start_distance_m": 691.0,
   "end_distance_m": 696.0,
   "midpoint_distance_m": 693.5,
   "start_elevation_m": 601.3419728902065,
   "end_elevation_m": 602.5967612216821,
   "start_xy": [
    2607683.2858353956,
    1127580.3770927666
   ],
   "end_xy": [
    2607683.633693351,
    1127585.364969126
   ]
  },
  "max_10m": {
   "gradient_pct": 24.098090449920164,
   "start_distance_m": 686.0,
   "end_distance_m": 696.0,
   "midpoint_distance_m": 691.0,
   "start_elevation_m": 600.18695217669,
   "end_elevation_m": 602.5967612216821,
   "start_xy": [
    2607682.940989744,
    1127575.3889987944
   ],
   "end_xy": [
    2607683.633693351,
    1127585.364969126
   ]
  },
  "max_20m": {
   "gradient_pct": 21.868091541165313,
   "start_distance_m": 676.0,
   "end_distance_m": 696.0,
   "midpoint_distance_m": 686.0,
   "start_elevation_m": 598.223142913449,
   "end_elevation_m": 602.5967612216821,
   "start_xy": [
    2607682.2445520987,
    1127565.4133929268
   ],
   "end_xy": [
    2607683.633693351,
    1127585.364969126
   ]
  },
  "max_25m": {
   "gradient_pct": 21.394855352024933,
   "start_distance_m": 671.0,
   "end_distance_m": 696.0,
   "midpoint_distance_m": 683.5,
   "start_elevation_m": 597.2480473836758,
   "end_elevation_m": 602.5967612216821,
   "start_xy": [
    2607681.72991215,
    1127560.4399488764
   ],
   "end_xy": [
    2607683.633693351,
    1127585.364969126
   ]
  },
  "max_50m": {
   "gradient_pct": 20.488842561091815,
   "start_distance_m": 647.0,
   "end_distance_m": 697.0,
   "midpoint_distance_m": 672.0,
   "start_elevation_m": 592.5295353849968,
   "end_elevation_m": 602.7739566655428,
   "start_xy": [
    2607679.2593896,
    1127536.5681513196
   ],
   "end_xy": [
    2607683.7088308167,
    1127586.362142311
   ]
  },
  "max_100m": {
   "gradient_pct": 18.765269942998884,
   "start_distance_m": 597.0,
   "end_distance_m": 697.0,
   "midpoint_distance_m": 647.0,
   "start_elevation_m": 584.0086867225439,
   "end_elevation_m": 602.7739566655428,
   "start_xy": [
    2607694.4938806235,
    1127490.266545839
   ],
   "end_xy": [
    2607683.7088308167,
    1127586.362142311
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -1.9787143245798688,
   "start_distance_m": 93.0,
   "end_distance_m": 98.0,
   "midpoint_distance_m": 95.5,
   "start_elevation_m": 544.7821991217155,
   "end_elevation_m": 544.6832634054865,
   "start_xy": [
    2607592.6880104807,
    1127092.7736791738
   ],
   "end_xy": [
    2607591.400704421,
    1127097.5875196175
   ]
  },
  "min_10m": {
   "gradient_pct": 0.05941170022538245,
   "start_distance_m": 291.0,
   "end_distance_m": 301.0,
   "midpoint_distance_m": 296.0,
   "start_elevation_m": 561.610152539139,
   "end_elevation_m": 561.6160937091615,
   "start_xy": [
    2607559.9106871225,
    1127278.7295583242
   ],
   "end_xy": [
    2607566.872879475,
    1127285.9078504364
   ]
  },
  "min_20m": {
   "gradient_pct": 0.560887747199672,
   "start_distance_m": 281.0,
   "end_distance_m": 301.0,
   "midpoint_distance_m": 291.0,
   "start_elevation_m": 561.5039161597216,
   "end_elevation_m": 561.6160937091615,
   "start_xy": [
    2607559.6309275953,
    1127271.1363509567
   ],
   "end_xy": [
    2607566.872879475,
    1127285.9078504364
   ]
  },
  "min_25m": {
   "gradient_pct": 0.9063047699173694,
   "start_distance_m": 282.0,
   "end_distance_m": 307.0,
   "midpoint_distance_m": 294.5,
   "start_elevation_m": 561.5230730330378,
   "end_elevation_m": 561.7496492255171,
   "start_xy": [
    2607559.028854245,
    1127271.9347917377
   ],
   "end_xy": [
    2607571.050194886,
    1127290.214825704
   ]
  },
  "min_50m": {
   "gradient_pct": 1.5747399332551595,
   "start_distance_m": 281.0,
   "end_distance_m": 331.0,
   "midpoint_distance_m": 306.0,
   "start_elevation_m": 561.5039161597216,
   "end_elevation_m": 562.2912861263492,
   "start_xy": [
    2607559.6309275953,
    1127271.1363509567
   ],
   "end_xy": [
    2607587.7594565316,
    1127307.4427267737
   ]
  },
  "min_100m": {
   "gradient_pct": 2.7444501751248254,
   "start_distance_m": 282.0,
   "end_distance_m": 382.0,
   "midpoint_distance_m": 332.0,
   "start_elevation_m": 561.5230730330378,
   "end_elevation_m": 564.2675232081626,
   "start_xy": [
    2607559.028854245,
    1127271.9347917377
   ],
   "end_xy": [
    2607616.7333716154,
    1127349.0738472748
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 26.324699257145312,
   "start_distance_m": 692.0,
   "end_distance_m": 694.0,
   "midpoint_distance_m": 693.0,
   "start_elevation_m": 601.5778952396008,
   "end_elevation_m": 602.1043892247437,
   "start_xy": [
    2607683.354804526,
    1127581.374711561
   ],
   "end_xy": [
    2607683.4927427866,
    1127583.36994915
   ]
  },
  "max_3m": {
   "gradient_pct": 25.488346668195543,
   "start_distance_m": 693.0,
   "end_distance_m": 696.0,
   "midpoint_distance_m": 694.5,
   "start_elevation_m": 601.8321108216362,
   "end_elevation_m": 602.5967612216821,
   "start_xy": [
    2607683.423773656,
    1127582.3723303555
   ],
   "end_xy": [
    2607683.633693351,
    1127585.364969126
   ]
  }
 },
 "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_2607-1127_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-11T02:40:02+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": [
   "2607-1127"
  ],
  "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": "Sierre",
  "county": "Valais/Wallis",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}