{
 "ocl_version": "0.1.0",
 "name": "Discovered lane (45.1338, 2.5231)",
 "slug": "discovered-lane-45-1338-2-5231",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 35.009865926843986,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "structure_excluded_min",
    "no_bench_excluded",
    "no_bench_excluded_min",
    "placement_excluded",
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 634.0,
   "end_distance_m": 636.0,
   "start_elevation_m": 806.9709884360454,
   "end_elevation_m": 807.6711857545823,
   "min_gradient_pct": -31.257051741482655,
   "suppressed_max_gradient_pct": 117.343172673543,
   "suppressed_location_m": [
    914.0,
    916.0
   ],
   "suppressed_min_gradient_pct": -123.71444850079456,
   "suppressed_min_location_m": [
    931.0,
    933.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 30.28436384820452,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "structure_excluded_min",
    "no_bench_excluded",
    "no_bench_excluded_min",
    "placement_excluded",
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 1383.0,
   "end_distance_m": 1386.0,
   "start_elevation_m": 877.7945297049497,
   "end_elevation_m": 878.7030606203958,
   "min_gradient_pct": -21.667172848901828,
   "suppressed_max_gradient_pct": 113.12169775673435,
   "suppressed_location_m": [
    914.0,
    917.0
   ],
   "suppressed_min_gradient_pct": -100.8873993057288,
   "suppressed_min_location_m": [
    931.0,
    934.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 24.9204951216484,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "structure_excluded_min",
    "no_bench_excluded",
    "no_bench_excluded_min",
    "placement_excluded",
    "suppression_unstable",
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 1382.0,
   "end_distance_m": 1387.0,
   "start_elevation_m": 877.5774970457904,
   "end_elevation_m": 878.8235218018729,
   "min_gradient_pct": -15.161691675157272,
   "suppressed_max_gradient_pct": 93.43985666187564,
   "suppressed_location_m": [
    914.0,
    919.0
   ],
   "suppressed_min_gradient_pct": -75.36900646244476,
   "suppressed_min_location_m": [
    929.0,
    934.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 19.082128656166333,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "structure_excluded_min",
    "no_bench_excluded",
    "no_bench_excluded_min",
    "texture_excluded",
    "texture_excluded_min",
    "canopy_or_structure"
   ],
   "start_distance_m": 1379.0,
   "end_distance_m": 1389.0,
   "start_elevation_m": 877.1600273072315,
   "end_elevation_m": 879.0682401728482,
   "min_gradient_pct": -4.123837211218415,
   "suppressed_max_gradient_pct": 68.66685349461818,
   "suppressed_location_m": [
    910.0,
    920.0
   ],
   "suppressed_min_gradient_pct": -45.38951407382456,
   "suppressed_min_location_m": [
    924.0,
    934.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 18.283326757534155,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "structure_excluded_min",
    "no_bench_excluded",
    "no_bench_excluded_min",
    "placement_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 2599.0,
   "end_distance_m": 2619.0,
   "start_elevation_m": 945.2370761140357,
   "end_elevation_m": 948.8937414655426,
   "min_gradient_pct": -3.041776657586297,
   "suppressed_max_gradient_pct": 48.19110573104126,
   "suppressed_location_m": [
    900.0,
    920.0
   ],
   "suppressed_min_gradient_pct": -28.108597428878852,
   "suppressed_min_location_m": [
    920.0,
    940.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 18.021163080008137,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "structure_excluded_min",
    "no_bench_excluded",
    "no_bench_excluded_min",
    "placement_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 2594.0,
   "end_distance_m": 2619.0,
   "start_elevation_m": 944.3884506955405,
   "end_elevation_m": 948.8937414655426,
   "min_gradient_pct": -2.8138588965630333,
   "suppressed_max_gradient_pct": 40.86751794137081,
   "suppressed_location_m": [
    895.0,
    920.0
   ],
   "suppressed_min_gradient_pct": -20.32988970548604,
   "suppressed_min_location_m": [
    920.0,
    945.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 17.0379902185191,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "structure_excluded_min"
   ],
   "start_distance_m": 2574.0,
   "end_distance_m": 2624.0,
   "start_elevation_m": 941.1735796444977,
   "end_elevation_m": 949.6925747537573,
   "min_gradient_pct": -1.3861880109734557,
   "suppressed_max_gradient_pct": 25.287035163839164,
   "suppressed_location_m": [
    870.0,
    920.0
   ],
   "suppressed_min_gradient_pct": -5.588522136362826,
   "suppressed_min_location_m": [
    920.0,
    970.0
   ]
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 15.679728765231062,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 2566.0,
   "end_distance_m": 2666.0,
   "start_elevation_m": 939.9259292928701,
   "end_elevation_m": 955.6056580581012,
   "min_gradient_pct": -0.01124089081429247,
   "suppressed_max_gradient_pct": 17.251326586671098,
   "suppressed_location_m": [
    820.0,
    920.0
   ]
  }
 ],
 "shape": {
  "ascent_concentration": 0.298,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 239.0,
  "shape_class": "sustained"
 },
 "length_m": 7606.947704281179,
 "start_elevation_m": 759.736263353259,
 "end_elevation_m": 1362.4848143921056,
 "endpoint_gain_m": 602.7485510388466,
 "overall_gradient_pct": 7.923658403746099,
 "accumulated_ascent_m": 627.4340896152682,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 24.9204951216484,
   "start_distance_m": 1382.0,
   "end_distance_m": 1387.0,
   "midpoint_distance_m": 1384.5,
   "start_elevation_m": 877.5774970457904,
   "end_elevation_m": 878.8235218018729,
   "start_xy": [
    661382.4460322744,
    6448377.537792032
   ],
   "end_xy": [
    661380.2532342693,
    6448373.0442814985
   ]
  },
  "max_10m": {
   "gradient_pct": 19.082128656166333,
   "start_distance_m": 1379.0,
   "end_distance_m": 1389.0,
   "midpoint_distance_m": 1384.0,
   "start_elevation_m": 877.1600273072315,
   "end_elevation_m": 879.0682401728482,
   "start_xy": [
    661383.7617110774,
    6448380.233898351
   ],
   "end_xy": [
    661379.3761150673,
    6448371.246877286
   ]
  },
  "max_20m": {
   "gradient_pct": 18.283326757534155,
   "start_distance_m": 2599.0,
   "end_distance_m": 2619.0,
   "midpoint_distance_m": 2609.0,
   "start_elevation_m": 945.2370761140357,
   "end_elevation_m": 948.8937414655426,
   "start_xy": [
    662127.3483820905,
    6448221.952229852
   ],
   "end_xy": [
    662147.2261176336,
    6448220.713999503
   ]
  },
  "max_25m": {
   "gradient_pct": 18.021163080008137,
   "start_distance_m": 2594.0,
   "end_distance_m": 2619.0,
   "midpoint_distance_m": 2606.5,
   "start_elevation_m": 944.3884506955405,
   "end_elevation_m": 948.8937414655426,
   "start_xy": [
    662122.4765388485,
    6448221.212617564
   ],
   "end_xy": [
    662147.2261176336,
    6448220.713999503
   ]
  },
  "max_50m": {
   "gradient_pct": 17.0379902185191,
   "start_distance_m": 2574.0,
   "end_distance_m": 2624.0,
   "midpoint_distance_m": 2599.0,
   "start_elevation_m": 941.1735796444977,
   "end_elevation_m": 949.6925747537573,
   "start_xy": [
    662104.1491877855,
    6448213.22020054
   ],
   "end_xy": [
    662151.8100914089,
    6448218.717205967
   ]
  },
  "max_100m": {
   "gradient_pct": 15.679728765231062,
   "start_distance_m": 2566.0,
   "end_distance_m": 2666.0,
   "midpoint_distance_m": 2616.0,
   "start_elevation_m": 939.9259292928701,
   "end_elevation_m": 955.6056580581012,
   "start_xy": [
    662096.901301717,
    6448209.833735194
   ],
   "end_xy": [
    662166.5152413911,
    6448233.772096293
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -15.161691675157272,
   "start_distance_m": 1064.0,
   "end_distance_m": 1069.0,
   "midpoint_distance_m": 1066.5,
   "start_elevation_m": 848.6297061316666,
   "end_elevation_m": 847.8716215479087,
   "start_xy": [
    661599.0414546715,
    6448601.440589374
   ],
   "end_xy": [
    661594.4740395334,
    6448599.406205203
   ]
  },
  "min_10m": {
   "gradient_pct": -4.123837211218415,
   "start_distance_m": 1064.0,
   "end_distance_m": 1074.0,
   "midpoint_distance_m": 1069.0,
   "start_elevation_m": 848.6297061316666,
   "end_elevation_m": 848.2173224105447,
   "start_xy": [
    661599.0414546715,
    6448601.440589374
   ],
   "end_xy": [
    661590.4489436389,
    6448596.443394953
   ]
  },
  "min_20m": {
   "gradient_pct": -3.041776657586297,
   "start_distance_m": 5350.0,
   "end_distance_m": 5370.0,
   "midpoint_distance_m": 5360.0,
   "start_elevation_m": 1194.1108011090541,
   "end_elevation_m": 1193.5024457775369,
   "start_xy": [
    663988.4373329383,
    6448592.643081189
   ],
   "end_xy": [
    664007.5575213887,
    6448598.509800342
   ]
  },
  "min_25m": {
   "gradient_pct": -2.8138588965630333,
   "start_distance_m": 5346.0,
   "end_distance_m": 5371.0,
   "midpoint_distance_m": 5358.5,
   "start_elevation_m": 1194.1902568255293,
   "end_elevation_m": 1193.4867921013886,
   "start_xy": [
    663984.6132952481,
    6448591.469737358
   ],
   "end_xy": [
    664008.5135308113,
    6448598.803136299
   ]
  },
  "min_50m": {
   "gradient_pct": -1.3861880109734557,
   "start_distance_m": 5333.0,
   "end_distance_m": 5383.0,
   "midpoint_distance_m": 5358.0,
   "start_elevation_m": 1194.1699880497592,
   "end_elevation_m": 1193.4768940442725,
   "start_xy": [
    663972.1851727554,
    6448587.65636991
   ],
   "end_xy": [
    664019.9856438816,
    6448602.323167791
   ]
  },
  "min_100m": {
   "gradient_pct": -0.01124089081429247,
   "start_distance_m": 1689.0,
   "end_distance_m": 1789.0,
   "midpoint_distance_m": 1739.0,
   "start_elevation_m": 892.7812388928245,
   "end_elevation_m": 892.7699980020102,
   "start_xy": [
    661499.7320800185,
    6448156.790527952
   ],
   "end_xy": [
    661594.3897100908,
    6448126.599654943
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 35.009865926843986,
   "start_distance_m": 634.0,
   "end_distance_m": 636.0,
   "midpoint_distance_m": 635.0,
   "start_elevation_m": 806.9709884360454,
   "end_elevation_m": 807.6711857545823,
   "start_xy": [
    661955.2070890304,
    6448819.763040161
   ],
   "end_xy": [
    661953.9305131005,
    6448818.2265090505
   ]
  },
  "max_3m": {
   "gradient_pct": 30.28436384820452,
   "start_distance_m": 1383.0,
   "end_distance_m": 1386.0,
   "midpoint_distance_m": 1384.5,
   "start_elevation_m": 877.7945297049497,
   "end_elevation_m": 878.7030606203958,
   "start_xy": [
    661382.0074726733,
    6448376.639089925
   ],
   "end_xy": [
    661380.6917938703,
    6448373.942983605
   ]
  }
 },
 "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": 0.01,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0,
    50.0,
    100.0
   ],
   "windows_unresolved": [],
   "minima_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0,
    50.0
   ],
   "minima_unresolved": []
  },
  "no_bench_suppression": {
   "masked_fraction": 0.018,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0
   ],
   "windows_unresolved": [],
   "minima_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0
   ],
   "minima_unresolved": []
  },
  "placement_suppression": {
   "masked_fraction": 0.022,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    20.0,
    25.0
   ],
   "windows_unresolved": [],
   "minima_resited": [],
   "minima_unresolved": []
  },
  "texture_suppression": {
   "masked_fraction": 0.03,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0
   ],
   "windows_unresolved": [],
   "minima_resited": [
    10.0
   ],
   "minima_unresolved": []
  },
  "texture_windows": {
   "rounds": 1,
   "windows_masked": [
    {
     "window_m": 25.0,
     "start_m": 465.0,
     "end_m": 490.0,
     "raw_pct": 18.32,
     "reason": "hump"
    },
    {
     "window_m": 20.0,
     "start_m": 978.0,
     "end_m": 998.0,
     "raw_pct": 18.74,
     "reason": "hump"
    },
    {
     "window_m": 10.0,
     "start_m": 988.0,
     "end_m": 998.0,
     "raw_pct": 29.17,
     "reason": "hump+short-step"
    }
   ],
   "advisory": [],
   "unresolved": [],
   "unstable": [
    {
     "window_m": 5.0,
     "start_m": 466.0,
     "end_m": 471.0,
     "raw_pct": 31.53,
     "reason": "hump+short-step",
     "perturbations": [
      "phase+0.000/mask+0",
      "phase+0.333/mask+1",
      "phase+0.667/mask-1"
     ],
     "perturbation_reasons": [
      "hump+short-step",
      "short-step",
      ""
     ]
    }
   ]
  },
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.125,
   "obstruction_max_height_m": 32.66,
   "flagged_windows_m": [
    2,
    3,
    5,
    10
   ]
  },
  "excluded_ranges_m": [
   [
    463.0,
    492.0
   ],
   [
    584.0,
    589.0
   ],
   [
    640.0,
    670.0
   ],
   [
    690.0,
    730.0
   ],
   [
    900.0,
    940.0
   ],
   [
    976.0,
    1000.0
   ],
   [
    1020.0,
    1050.0
   ],
   [
    1398.0,
    1410.0
   ],
   [
    1415.0,
    1421.0
   ]
  ],
  "review": [],
  "extent": [
   "may_start_earlier"
  ]
 },
 "provenance": {
  "analysis_version": "0.1.0",
  "run_manifest": {
   "manifest_version": "1",
   "code_git_sha": "1cc9fdcd6556a02163cb21acb2293cad3067d2a1",
   "code_git_dirty": "false",
   "analysis_version": "0.1.0",
   "analysis_config_digest": "sha256:8c94015b54267da4",
   "python": "3.14.4",
   "numpy": "2.5.3",
   "rasterio": "1.5.1",
   "pyproj": "3.8.0",
   "laspy": "2.7.0",
   "shapely": "2.1.2",
   "pyosmium": "4.3.1",
   "libosmium": "2.23.1",
   "gdal": "3.12.4",
   "proj": "9.8.1",
   "run_id": "fr-mc3",
   "road_pbf": "block-batch-fr-mc3.osm.pbf",
   "region_key": "france",
   "crs": "EPSG:2154",
   "elevation_provider_key": "ign-lidarhd",
   "tile_index": "wms-grid",
   "authority": "bdtopo",
   "registry_pbf": "france-vosges-2026-09-16.osm.pbf",
   "tile_index_snapshot": "sha256:af4eae1f5df9e232"
  },
  "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:2154",
  "elevation_resolution_m": 0.5,
  "elevation_tiles": [
   "data/cache/fr/ign-lidarhd_dtm_E661-N6448_0m5@22LHD3KM-2025-09-17.tif",
   "data/cache/fr/ign-lidarhd_dtm_E661-N6449_0m5@22LHD3KM-2025-09-17.tif",
   "data/cache/fr/ign-lidarhd_dtm_E662-N6448_0m5@22LHD3KM-2025-09-17.tif",
   "data/cache/fr/ign-lidarhd_dtm_E662-N6449_0m5@22LHD3KM-2025-09-17.tif",
   "data/cache/fr/ign-lidarhd_dtm_E663-N6448_0m5@22LHD3KM-2025-09-17.tif",
   "data/cache/fr/ign-lidarhd_dtm_E664-N6448_0m5@22LHD3KM-2025-09-17.tif",
   "data/cache/fr/ign-lidarhd_dtm_E664-N6449_0m5@22LHD3KM-2025-09-17.tif",
   "data/cache/fr/ign-lidarhd_dtm_E665-N6448_0m5@22LHD3KM-2025-09-17.tif",
   "data/cache/fr/ign-lidarhd_dtm_E665-N6449_0m5@22LHD3KM-2025-09-17.tif",
   "data/cache/fr/ign-lidarhd_dtm_E666-N6448_0m5@22LHD3KM-2025-09-17.tif"
  ],
  "calculated_at": "2026-09-22T17:03:17+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "data/cache/pbf/block-batch-fr-mc3.osm.pbf",
  "osm_snapshot": "",
  "run_id": "fr-mc3",
  "elevation_provider": "IGN LiDAR HD MNT 0.5 m",
  "elevation_licence": "Licence Ouverte / Open Licence 2.0 (Etalab) \u2014 \u00a9 IGN, LiDAR HD (MNT/MNS), data.geopf.fr; reproduction autoris\u00e9e avec mention de la source et de la date",
  "elevation_dataset": "LiDAR HD \u2014 MNT (sol) et MNS (surface), 0,50 m (Institut national de l'information g\u00e9ographique et foresti\u00e8re), RGF93 / Lambert-93 EPSG:2154, altitudes IGN69",
  "elevation_vertical_datum": "IGN69",
  "elevation_tile_ids": [
   "E661-N6448",
   "E661-N6449",
   "E662-N6448",
   "E662-N6449",
   "E663-N6448",
   "E664-N6448",
   "E664-N6449",
   "E665-N6448",
   "E665-N6449",
   "E666-N6448"
  ],
  "elevation_blocks": [
   "22LHD3KM@2025-09-17"
  ],
  "ign_dalles": [
   "LHD_FXX_0661_6449_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0661_6450_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0662_6449_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0662_6450_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0663_6449_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0664_6449_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0664_6450_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0665_6449_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0665_6450_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0666_6449_MNT_O_0M50_LAMB93_IGN69"
  ],
  "ign_missions": [
   "22LHD3KM"
  ],
  "ign_editions": [
   "2025-09-17"
  ],
  "ign_dsm_edition": {
   "LHD_FXX_0661_6449_MNT_O_0M50_LAMB93_IGN69": "2025-09-17",
   "LHD_FXX_0661_6450_MNT_O_0M50_LAMB93_IGN69": "2025-09-17",
   "LHD_FXX_0662_6449_MNT_O_0M50_LAMB93_IGN69": "2025-09-17",
   "LHD_FXX_0662_6450_MNT_O_0M50_LAMB93_IGN69": "2025-09-17",
   "LHD_FXX_0663_6449_MNT_O_0M50_LAMB93_IGN69": "2025-09-17",
   "LHD_FXX_0664_6449_MNT_O_0M50_LAMB93_IGN69": "2025-09-17",
   "LHD_FXX_0664_6450_MNT_O_0M50_LAMB93_IGN69": "2025-09-17",
   "LHD_FXX_0665_6449_MNT_O_0M50_LAMB93_IGN69": "2025-09-17",
   "LHD_FXX_0665_6450_MNT_O_0M50_LAMB93_IGN69": "2025-09-17",
   "LHD_FXX_0666_6449_MNT_O_0M50_LAMB93_IGN69": "2025-09-17"
  },
  "climb_origin": "discovered",
  "structure_own_ways": 5,
  "suppression_unstable": [
   5.0
  ],
  "carriageway": {
   "stations": 311,
   "stations_resolved": 311,
   "width_median_m": 5.5,
   "width_p10_m": 3.5,
   "width_min_m": 0.5,
   "width_max_m": 12.0,
   "bounded_share": 0.328,
   "unbounded_share": 0.672,
   "confidence_median": 0.0,
   "width_median_bounded_m": 4.75,
   "window_m": [
    2594.0,
    2619.0
   ],
   "width_at_max25_m": 5.5,
   "window_stations": 7,
   "single_track": false,
   "single_track_rule": "PROVISIONAL (2026-09-15): width_p10_m <= 3.0 m with bounded_share >= 0.6; recorded, not a rule",
   "status": "ok",
   "source": "dtm",
   "station_m": 25.0,
   "window_station_m": 5.0,
   "halfwidth_m": 6.0,
   "step_m": 0.25,
   "level_tol_m": 0.12,
   "break_min_m": 0.3,
   "stations_failed": 0,
   "hedge_to_hedge": {
    "stations": 311,
    "stations_resolved": 311,
    "width_median_m": 8.5,
    "width_p10_m": 1.5,
    "width_min_m": 0.5,
    "width_max_m": 12.0,
    "bounded_share": 0.543,
    "unbounded_share": 0.457,
    "confidence_median": 0.95,
    "width_median_bounded_m": 5.25,
    "window_m": [
     2594.0,
     2619.0
    ],
    "width_at_max25_m": 5.0,
    "window_stations": 7,
    "status": "ok",
    "source": "dsm",
    "station_m": 25.0,
    "window_station_m": 5.0,
    "halfwidth_m": 6.0,
    "step_m": 0.25,
    "level_tol_m": 0.5,
    "break_min_m": 0.3,
    "stations_failed": 0
   }
  },
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Saint-Paul-de-Salers",
  "county": "Cantal",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}