{
 "ocl_version": "0.1.0",
 "name": "Chemin de Plan-Manon",
 "slug": "chemin-de-plan-manon",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 33.68557627801181,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 654.0,
   "end_distance_m": 656.0,
   "start_elevation_m": 476.05633245806007,
   "end_elevation_m": 476.7300439836203,
   "min_gradient_pct": -0.8959972924628801
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 29.0152971443149,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 653.0,
   "end_distance_m": 656.0,
   "start_elevation_m": 475.85958506929086,
   "end_elevation_m": 476.7300439836203,
   "min_gradient_pct": -0.09986569297476915
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 24.953775709572028,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 651.0,
   "end_distance_m": 656.0,
   "start_elevation_m": 475.4823551981417,
   "end_elevation_m": 476.7300439836203,
   "min_gradient_pct": 0.9155077521518251
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 22.00315418379546,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 602.0,
   "end_distance_m": 612.0,
   "start_elevation_m": 466.1892418456111,
   "end_elevation_m": 468.38955726399064,
   "min_gradient_pct": 1.865010314503479
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 21.650843190918465,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 599.0,
   "end_distance_m": 619.0,
   "start_elevation_m": 465.5505327334495,
   "end_elevation_m": 469.88070137163317,
   "min_gradient_pct": 4.117987427945593
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 21.447498860282394,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 589.0,
   "end_distance_m": 614.0,
   "start_elevation_m": 463.4687995572542,
   "end_elevation_m": 468.8306742723248,
   "min_gradient_pct": 4.967960703855397
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 20.614095429819486,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 568.0,
   "end_distance_m": 618.0,
   "start_elevation_m": 459.35235527149496,
   "end_elevation_m": 469.6594029864047,
   "min_gradient_pct": 6.814543588559786
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 19.81886117668256,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 556.0,
   "end_distance_m": 656.0,
   "start_elevation_m": 456.91118280693775,
   "end_elevation_m": 476.7300439836203,
   "min_gradient_pct": 7.658795707175329
  }
 ],
 "shape": {
  "ascent_concentration": 0.315,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 366.0,
  "shape_class": "sustained"
 },
 "length_m": 702.3632197541913,
 "start_elevation_m": 383.3999404006357,
 "end_elevation_m": 483.97166812719564,
 "endpoint_gain_m": 100.57172772655991,
 "overall_gradient_pct": 14.319048164531933,
 "accumulated_ascent_m": 100.61877773833186,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 24.953775709572028,
   "start_distance_m": 651.0,
   "end_distance_m": 656.0,
   "midpoint_distance_m": 653.5,
   "start_elevation_m": 475.4823551981417,
   "end_elevation_m": 476.7300439836203,
   "start_xy": [
    2561231.2994576595,
    1139793.9565384246
   ],
   "end_xy": [
    2561234.289386936,
    1139789.9490051533
   ]
  },
  "max_10m": {
   "gradient_pct": 22.00315418379546,
   "start_distance_m": 602.0,
   "end_distance_m": 612.0,
   "midpoint_distance_m": 607.0,
   "start_elevation_m": 466.1892418456111,
   "end_elevation_m": 468.38955726399064,
   "start_xy": [
    2561211.1993938857,
    1139785.232665716
   ],
   "end_xy": [
    2561210.447236867,
    1139795.1999686558
   ]
  },
  "max_20m": {
   "gradient_pct": 21.650843190918465,
   "start_distance_m": 599.0,
   "end_distance_m": 619.0,
   "midpoint_distance_m": 609.0,
   "start_elevation_m": 465.5505327334495,
   "end_elevation_m": 469.88070137163317,
   "start_xy": [
    2561211.465818402,
    1139782.244519472
   ],
   "end_xy": [
    2561210.3810823546,
    1139802.199506021
   ]
  },
  "max_25m": {
   "gradient_pct": 21.447498860282394,
   "start_distance_m": 589.0,
   "end_distance_m": 614.0,
   "midpoint_distance_m": 601.5,
   "start_elevation_m": 463.4687995572542,
   "end_elevation_m": 468.8306742723248,
   "start_xy": [
    2561212.655778432,
    1139772.3308632998
   ],
   "end_xy": [
    2561210.424690112,
    1139797.1998415627
   ]
  },
  "max_50m": {
   "gradient_pct": 20.614095429819486,
   "start_distance_m": 568.0,
   "end_distance_m": 618.0,
   "midpoint_distance_m": 593.0,
   "start_elevation_m": 459.35235527149496,
   "end_elevation_m": 469.6594029864047,
   "start_xy": [
    2561217.608359219,
    1139751.9636272914
   ],
   "end_xy": [
    2561210.379596602,
    1139801.1995873766
   ]
  },
  "max_100m": {
   "gradient_pct": 19.81886117668256,
   "start_distance_m": 556.0,
   "end_distance_m": 656.0,
   "midpoint_distance_m": 606.0,
   "start_elevation_m": 456.91118280693775,
   "end_elevation_m": 476.7300439836203,
   "start_xy": [
    2561222.5885483944,
    1139741.0469219268
   ],
   "end_xy": [
    2561234.289386936,
    1139789.9490051533
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": 0.9155077521518251,
   "start_distance_m": 7.0,
   "end_distance_m": 12.0,
   "midpoint_distance_m": 9.5,
   "start_elevation_m": 383.5692794687435,
   "end_elevation_m": 383.6150548563511,
   "start_xy": [
    2561002.4563946375,
    1139920.4896264782
   ],
   "end_xy": [
    2561005.3451704164,
    1139916.7583467518
   ]
  },
  "min_10m": {
   "gradient_pct": 1.865010314503479,
   "start_distance_m": 2.0,
   "end_distance_m": 12.0,
   "midpoint_distance_m": 7.0,
   "start_elevation_m": 383.42855382490075,
   "end_elevation_m": 383.6150548563511,
   "start_xy": [
    2560997.478361035,
    1139920.3170801874
   ],
   "end_xy": [
    2561005.3451704164,
    1139916.7583467518
   ]
  },
  "min_20m": {
   "gradient_pct": 4.117987427945593,
   "start_distance_m": 0.0,
   "end_distance_m": 20.0,
   "midpoint_distance_m": 10.0,
   "start_elevation_m": 383.3999404006357,
   "end_elevation_m": 384.22353788622485,
   "start_xy": [
    2560995.484,
    1139920.167
   ],
   "end_xy": [
    2561006.9454646287,
    1139908.9270161232
   ]
  },
  "min_25m": {
   "gradient_pct": 4.967960703855397,
   "start_distance_m": 0.0,
   "end_distance_m": 25.0,
   "midpoint_distance_m": 12.5,
   "start_elevation_m": 383.3999404006357,
   "end_elevation_m": 384.6419305765996,
   "start_xy": [
    2560995.484,
    1139920.167
   ],
   "end_xy": [
    2561007.5306885005,
    1139903.9640428454
   ]
  },
  "min_50m": {
   "gradient_pct": 6.814543588559786,
   "start_distance_m": 0.0,
   "end_distance_m": 50.0,
   "midpoint_distance_m": 25.0,
   "start_elevation_m": 383.3999404006357,
   "end_elevation_m": 386.8072121949156,
   "start_xy": [
    2560995.484,
    1139920.167
   ],
   "end_xy": [
    2561009.9923313614,
    1139879.086552472
   ]
  },
  "min_100m": {
   "gradient_pct": 7.658795707175329,
   "start_distance_m": 0.0,
   "end_distance_m": 100.0,
   "midpoint_distance_m": 50.0,
   "start_elevation_m": 383.3999404006357,
   "end_elevation_m": 391.05873610781106,
   "start_xy": [
    2560995.484,
    1139920.167
   ],
   "end_xy": [
    2561020.336296981,
    1139830.5453823814
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 33.68557627801181,
   "start_distance_m": 654.0,
   "end_distance_m": 656.0,
   "midpoint_distance_m": 655.0,
   "start_elevation_m": 476.05633245806007,
   "end_elevation_m": 476.7300439836203,
   "start_xy": [
    2561233.0934152254,
    1139791.5520184617
   ],
   "end_xy": [
    2561234.289386936,
    1139789.9490051533
   ]
  },
  "max_3m": {
   "gradient_pct": 29.0152971443149,
   "start_distance_m": 653.0,
   "end_distance_m": 656.0,
   "midpoint_distance_m": 654.5,
   "start_elevation_m": 475.85958506929086,
   "end_elevation_m": 476.7300439836203,
   "start_xy": [
    2561232.49542937,
    1139792.353525116
   ],
   "end_xy": [
    2561234.289386936,
    1139789.9490051533
   ]
  }
 },
 "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_2021_2560-1139_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2021_2561-1139_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-10T20:38:21+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": [
   "2560-1139",
   "2561-1139"
  ],
  "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": "Veytaux",
  "county": "Vaud",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}