{
 "ocl_version": "0.1.0",
 "name": "Chemin du Cr\u00eat-Ministre",
 "slug": "chemin-du-cret-ministre",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 21.734114299204066,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 444.0,
   "end_distance_m": 446.0,
   "start_elevation_m": 696.1073362707355,
   "end_elevation_m": 696.5420185567195,
   "min_gradient_pct": -6.106008571185839
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 21.410607957276778,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 157.0,
   "end_distance_m": 160.0,
   "start_elevation_m": 657.2177005609419,
   "end_elevation_m": 657.8600187996602,
   "min_gradient_pct": -6.1829262595438195
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 21.148389939519348,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 151.0,
   "end_distance_m": 156.0,
   "start_elevation_m": 655.967105261128,
   "end_elevation_m": 657.024524758104,
   "min_gradient_pct": -4.353658032698604
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 21.038376917680353,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 148.0,
   "end_distance_m": 158.0,
   "start_elevation_m": 655.3461250132129,
   "end_elevation_m": 657.449962704981,
   "min_gradient_pct": -1.6421624499707832
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 20.860248705513413,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 143.0,
   "end_distance_m": 163.0,
   "start_elevation_m": 654.3060484277885,
   "end_elevation_m": 658.4780981688912,
   "min_gradient_pct": -0.22608447097354656
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 20.688822657179117,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 143.0,
   "end_distance_m": 168.0,
   "start_elevation_m": 654.3060484277885,
   "end_elevation_m": 659.4782540920833,
   "min_gradient_pct": 0.25210334505982246
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 20.581037959081414,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 143.0,
   "end_distance_m": 193.0,
   "start_elevation_m": 654.3060484277885,
   "end_elevation_m": 664.5965674073292,
   "min_gradient_pct": 3.2734801458752827
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 19.63468914737291,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 117.0,
   "end_distance_m": 217.0,
   "start_elevation_m": 649.4758976610809,
   "end_elevation_m": 669.1105868084538,
   "min_gradient_pct": 6.526500375255523
  }
 ],
 "shape": {
  "ascent_concentration": 0.334,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 351.0,
  "shape_class": "sustained"
 },
 "length_m": 458.6798677889175,
 "start_elevation_m": 632.4231424560488,
 "end_elevation_m": 698.2483505156036,
 "endpoint_gain_m": 65.82520805955483,
 "overall_gradient_pct": 14.351013131853284,
 "accumulated_ascent_m": 66.20489624925438,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 21.148389939519348,
   "start_distance_m": 151.0,
   "end_distance_m": 156.0,
   "midpoint_distance_m": 153.5,
   "start_elevation_m": 655.967105261128,
   "end_elevation_m": 657.024524758104,
   "start_xy": [
    2542784.8667362956,
    1152208.1738891653
   ],
   "end_xy": [
    2542787.761048844,
    1152212.2510149756
   ]
  },
  "max_10m": {
   "gradient_pct": 21.038376917680353,
   "start_distance_m": 148.0,
   "end_distance_m": 158.0,
   "midpoint_distance_m": 153.0,
   "start_elevation_m": 655.3461250132129,
   "end_elevation_m": 657.449962704981,
   "start_xy": [
    2542783.1301487666,
    1152205.7276136791
   ],
   "end_xy": [
    2542788.9187738635,
    1152213.8818652995
   ]
  },
  "max_20m": {
   "gradient_pct": 20.860248705513413,
   "start_distance_m": 143.0,
   "end_distance_m": 163.0,
   "midpoint_distance_m": 153.0,
   "start_elevation_m": 654.3060484277885,
   "end_elevation_m": 658.4780981688912,
   "start_xy": [
    2542780.2358362186,
    1152201.6504878688
   ],
   "end_xy": [
    2542791.8130864115,
    1152217.9589911099
   ]
  },
  "max_25m": {
   "gradient_pct": 20.688822657179117,
   "start_distance_m": 143.0,
   "end_distance_m": 168.0,
   "midpoint_distance_m": 155.5,
   "start_elevation_m": 654.3060484277885,
   "end_elevation_m": 659.4782540920833,
   "start_xy": [
    2542780.2358362186,
    1152201.6504878688
   ],
   "end_xy": [
    2542794.70739896,
    1152222.0361169202
   ]
  },
  "max_50m": {
   "gradient_pct": 20.581037959081414,
   "start_distance_m": 143.0,
   "end_distance_m": 193.0,
   "midpoint_distance_m": 168.0,
   "start_elevation_m": 654.3060484277885,
   "end_elevation_m": 664.5965674073292,
   "start_xy": [
    2542780.2358362186,
    1152201.6504878688
   ],
   "end_xy": [
    2542808.7612735634,
    1152242.7071987034
   ]
  },
  "max_100m": {
   "gradient_pct": 19.63468914737291,
   "start_distance_m": 117.0,
   "end_distance_m": 217.0,
   "midpoint_distance_m": 167.0,
   "start_elevation_m": 649.4758976610809,
   "end_elevation_m": 669.1105868084538,
   "start_xy": [
    2542764.2759330743,
    1152181.1390392655
   ],
   "end_xy": [
    2542822.003942769,
    1152262.7193314722
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -4.353658032698604,
   "start_distance_m": 407.0,
   "end_distance_m": 412.0,
   "midpoint_distance_m": 409.5,
   "start_elevation_m": 694.4208874315384,
   "end_elevation_m": 694.2032045299035,
   "start_xy": [
    2542894.85696555,
    1152430.7980205452
   ],
   "end_xy": [
    2542899.1609621495,
    1152433.3427431777
   ]
  },
  "min_10m": {
   "gradient_pct": -1.6421624499707832,
   "start_distance_m": 405.0,
   "end_distance_m": 415.0,
   "midpoint_distance_m": 410.0,
   "start_elevation_m": 694.4017538396054,
   "end_elevation_m": 694.2375375946083,
   "start_xy": [
    2542893.125510844,
    1152429.7971545944
   ],
   "end_xy": [
    2542901.057067214,
    1152435.652521125
   ]
  },
  "min_20m": {
   "gradient_pct": -0.22608447097354656,
   "start_distance_m": 407.0,
   "end_distance_m": 427.0,
   "midpoint_distance_m": 417.0,
   "start_elevation_m": 694.4208874315384,
   "end_elevation_m": 694.3756705373437,
   "start_xy": [
    2542894.85696555,
    1152430.7980205452
   ],
   "end_xy": [
    2542909.785844717,
    1152443.5464838836
   ]
  },
  "min_25m": {
   "gradient_pct": 0.25210334505982246,
   "start_distance_m": 402.0,
   "end_distance_m": 427.0,
   "midpoint_distance_m": 414.5,
   "start_elevation_m": 694.3126447010787,
   "end_elevation_m": 694.3756705373437,
   "start_xy": [
    2542890.515645393,
    1152428.3177620408
   ],
   "end_xy": [
    2542909.785844717,
    1152443.5464838836
   ]
  },
  "min_50m": {
   "gradient_pct": 3.2734801458752827,
   "start_distance_m": 382.0,
   "end_distance_m": 432.0,
   "midpoint_distance_m": 407.0,
   "start_elevation_m": 692.9215589427537,
   "end_elevation_m": 694.5582990156913,
   "start_xy": [
    2542882.272735808,
    1152410.1824249031
   ],
   "end_xy": [
    2542914.1537851817,
    1152445.9798141327
   ]
  },
  "min_100m": {
   "gradient_pct": 6.526500375255523,
   "start_distance_m": 339.0,
   "end_distance_m": 439.0,
   "midpoint_distance_m": 389.0,
   "start_elevation_m": 688.77026762788,
   "end_elevation_m": 695.2967680031355,
   "start_xy": [
    2542857.8491458064,
    1152375.1001413197
   ],
   "end_xy": [
    2542920.2689018315,
    1152449.3864764816
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 21.734114299204066,
   "start_distance_m": 444.0,
   "end_distance_m": 446.0,
   "midpoint_distance_m": 445.0,
   "start_elevation_m": 696.1073362707355,
   "end_elevation_m": 696.5420185567195,
   "start_xy": [
    2542924.6368422955,
    1152451.8198067308
   ],
   "end_xy": [
    2542926.3840184812,
    1152452.7931388305
   ]
  },
  "max_3m": {
   "gradient_pct": 21.410607957276778,
   "start_distance_m": 157.0,
   "end_distance_m": 160.0,
   "midpoint_distance_m": 158.5,
   "start_elevation_m": 657.2177005609419,
   "end_elevation_m": 657.8600187996602,
   "start_xy": [
    2542788.339911354,
    1152213.0664401376
   ],
   "end_xy": [
    2542790.076498883,
    1152215.5127156237
   ]
  }
 },
 "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_2021_2542-1152_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-10T20:41:31+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": [
   "2542-1152"
  ],
  "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": "Lutry",
  "county": "Vaud",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}