{
 "ocl_version": "0.1.0",
 "name": "Larreburuko bidea",
 "slug": "larreburuko-bidea",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 30.315260064558203,
   "diagnostic": true,
   "flags": [
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 147.0,
   "end_distance_m": 149.0,
   "start_elevation_m": 77.65016297509548,
   "end_elevation_m": 78.25646817638665,
   "min_gradient_pct": -15.32381335693529,
   "suppressed_max_gradient_pct": 50.646362140767565,
   "suppressed_location_m": [
    218.0,
    220.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 29.240150115323615,
   "diagnostic": true,
   "flags": [
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 147.0,
   "end_distance_m": 150.0,
   "start_elevation_m": 77.65016297509548,
   "end_elevation_m": 78.52736747855519,
   "min_gradient_pct": -13.667981608119817,
   "suppressed_max_gradient_pct": 48.92004488342442,
   "suppressed_location_m": [
    217.0,
    220.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 27.980958162255263,
   "diagnostic": false,
   "flags": [
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 147.0,
   "end_distance_m": 152.0,
   "start_elevation_m": 77.65016297509548,
   "end_elevation_m": 79.04921088320825,
   "min_gradient_pct": -8.226376369746902,
   "suppressed_max_gradient_pct": 45.95441920271696,
   "suppressed_location_m": [
    215.0,
    220.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 23.59715998882905,
   "diagnostic": false,
   "flags": [
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 142.0,
   "end_distance_m": 152.0,
   "start_elevation_m": 76.68949488432534,
   "end_elevation_m": 79.04921088320825,
   "min_gradient_pct": -0.44078389616288405,
   "suppressed_max_gradient_pct": 33.80131634095747,
   "suppressed_location_m": [
    215.0,
    225.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 20.878263381751836,
   "diagnostic": false,
   "flags": [
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 428.0,
   "end_distance_m": 448.0,
   "start_elevation_m": 112.00480662929608,
   "end_elevation_m": 116.18045930564645,
   "min_gradient_pct": 2.7109918307295544,
   "suppressed_max_gradient_pct": 25.129361003837047,
   "suppressed_location_m": [
    206.0,
    226.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 20.672095896612632,
   "diagnostic": false,
   "flags": [
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 428.0,
   "end_distance_m": 453.0,
   "start_elevation_m": 112.00480662929608,
   "end_elevation_m": 117.17283060344924,
   "min_gradient_pct": 2.5473209355350264,
   "suppressed_max_gradient_pct": 22.16378820325286,
   "suppressed_location_m": [
    201.0,
    226.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 19.17520629387559,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 411.0,
   "end_distance_m": 461.0,
   "start_elevation_m": 109.05999676239149,
   "end_elevation_m": 118.64759990932929,
   "min_gradient_pct": 6.437512034207344
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 17.014126816213434,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 405.0,
   "end_distance_m": 505.0,
   "start_elevation_m": 108.13077098902752,
   "end_elevation_m": 125.14489780524096,
   "min_gradient_pct": 9.051640786122533
  }
 ],
 "shape": {
  "ascent_concentration": 0.316,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 111.0,
  "shape_class": "sustained"
 },
 "length_m": 620.5729526579928,
 "start_elevation_m": 61.23918652534964,
 "end_elevation_m": 137.79631522521677,
 "endpoint_gain_m": 76.55712869986714,
 "overall_gradient_pct": 12.336523590331035,
 "accumulated_ascent_m": 77.65098055769036,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 27.980958162255263,
   "start_distance_m": 147.0,
   "end_distance_m": 152.0,
   "midpoint_distance_m": 149.5,
   "start_elevation_m": 77.65016297509548,
   "end_elevation_m": 79.04921088320825,
   "start_xy": [
    355004.9812278071,
    6264229.3047317695
   ],
   "end_xy": [
    355006.41117668623,
    6264234.095895115
   ]
  },
  "max_10m": {
   "gradient_pct": 23.59715998882905,
   "start_distance_m": 142.0,
   "end_distance_m": 152.0,
   "midpoint_distance_m": 147.0,
   "start_elevation_m": 76.68949488432534,
   "end_elevation_m": 79.04921088320825,
   "start_xy": [
    355003.551278928,
    6264224.513568424
   ],
   "end_xy": [
    355006.41117668623,
    6264234.095895115
   ]
  },
  "max_20m": {
   "gradient_pct": 20.878263381751836,
   "start_distance_m": 428.0,
   "end_distance_m": 448.0,
   "midpoint_distance_m": 438.0,
   "start_elevation_m": 112.00480662929608,
   "end_elevation_m": 116.18045930564645,
   "start_xy": [
    354947.7581877582,
    6264401.55462745
   ],
   "end_xy": [
    354931.80145629315,
    6264413.405991225
   ]
  },
  "max_25m": {
   "gradient_pct": 20.672095896612632,
   "start_distance_m": 428.0,
   "end_distance_m": 453.0,
   "midpoint_distance_m": 440.5,
   "start_elevation_m": 112.00480662929608,
   "end_elevation_m": 117.17283060344924,
   "start_xy": [
    354947.7581877582,
    6264401.55462745
   ],
   "end_xy": [
    354927.25744155794,
    6264415.492119238
   ]
  },
  "max_50m": {
   "gradient_pct": 19.17520629387559,
   "start_distance_m": 411.0,
   "end_distance_m": 461.0,
   "midpoint_distance_m": 436.0,
   "start_elevation_m": 109.05999676239149,
   "end_elevation_m": 118.64759990932929,
   "start_xy": [
    354963.57444019394,
    6264395.57133501
   ],
   "end_xy": [
    354919.67849383503,
    6264417.994286492
   ]
  },
  "max_100m": {
   "gradient_pct": 17.014126816213434,
   "start_distance_m": 405.0,
   "end_distance_m": 505.0,
   "midpoint_distance_m": 455.0,
   "start_elevation_m": 108.13077098902752,
   "end_elevation_m": 125.14489780524096,
   "start_xy": [
    354969.41093797935,
    6264394.180255258
   ],
   "end_xy": [
    354876.8179858263,
    6264427.747512811
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -8.226376369746902,
   "start_distance_m": 286.0,
   "end_distance_m": 291.0,
   "midpoint_distance_m": 288.5,
   "start_elevation_m": 94.58190067030309,
   "end_elevation_m": 94.17058185181574,
   "start_xy": [
    355060.55212020944,
    6264355.36301786
   ],
   "end_xy": [
    355063.29683540156,
    6264359.542316667
   ]
  },
  "min_10m": {
   "gradient_pct": -0.44078389616288405,
   "start_distance_m": 286.0,
   "end_distance_m": 296.0,
   "midpoint_distance_m": 291.0,
   "start_elevation_m": 94.58190067030309,
   "end_elevation_m": 94.5378222806868,
   "start_xy": [
    355060.55212020944,
    6264355.36301786
   ],
   "end_xy": [
    355066.0415505937,
    6264363.721615473
   ]
  },
  "min_20m": {
   "gradient_pct": 2.7109918307295544,
   "start_distance_m": 270.0,
   "end_distance_m": 290.0,
   "midpoint_distance_m": 280.0,
   "start_elevation_m": 93.6092954481398,
   "end_elevation_m": 94.15149381428571,
   "start_xy": [
    355051.7690315946,
    6264341.989261679
   ],
   "end_xy": [
    355062.7478923632,
    6264358.706456905
   ]
  },
  "min_25m": {
   "gradient_pct": 2.5473209355350264,
   "start_distance_m": 266.0,
   "end_distance_m": 291.0,
   "midpoint_distance_m": 278.5,
   "start_elevation_m": 93.53375161793198,
   "end_elevation_m": 94.17058185181574,
   "start_xy": [
    355049.57325944095,
    6264338.645822634
   ],
   "end_xy": [
    355063.29683540156,
    6264359.542316667
   ]
  },
  "min_50m": {
   "gradient_pct": 6.437512034207344,
   "start_distance_m": 252.0,
   "end_distance_m": 302.0,
   "midpoint_distance_m": 277.0,
   "start_elevation_m": 92.0411612368587,
   "end_elevation_m": 95.25991725396237,
   "start_xy": [
    355043.2995095028,
    6264326.224836222
   ],
   "end_xy": [
    355066.81507786404,
    6264368.63531756
   ]
  },
  "min_100m": {
   "gradient_pct": 9.051640786122533,
   "start_distance_m": 260.0,
   "end_distance_m": 360.0,
   "midpoint_distance_m": 310.0,
   "start_elevation_m": 93.13719356704573,
   "end_elevation_m": 102.18883435316826,
   "start_xy": [
    355046.2796012104,
    6264333.630664066
   ],
   "end_xy": [
    355012.55424937885,
    6264381.649335703
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 30.315260064558203,
   "start_distance_m": 147.0,
   "end_distance_m": 149.0,
   "midpoint_distance_m": 148.0,
   "start_elevation_m": 77.65016297509548,
   "end_elevation_m": 78.25646817638665,
   "start_xy": [
    355004.9812278071,
    6264229.3047317695
   ],
   "end_xy": [
    355005.55320735875,
    6264231.221197108
   ]
  },
  "max_3m": {
   "gradient_pct": 29.240150115323615,
   "start_distance_m": 147.0,
   "end_distance_m": 150.0,
   "midpoint_distance_m": 148.5,
   "start_elevation_m": 77.65016297509548,
   "end_elevation_m": 78.52736747855519,
   "start_xy": [
    355004.9812278071,
    6264229.3047317695
   ],
   "end_xy": [
    355005.8391971346,
    6264232.179429777
   ]
  }
 },
 "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": {
  "texture_suppression": {
   "masked_fraction": 0.048,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0
   ],
   "windows_unresolved": [],
   "minima_resited": [],
   "minima_unresolved": []
  },
  "texture_windows": {
   "rounds": 1,
   "windows_masked": [
    {
     "window_m": 25.0,
     "start_m": 201.0,
     "end_m": 226.0,
     "raw_pct": 22.16,
     "reason": "hump"
    },
    {
     "window_m": 20.0,
     "start_m": 206.0,
     "end_m": 226.0,
     "raw_pct": 25.13,
     "reason": "hump"
    },
    {
     "window_m": 10.0,
     "start_m": 215.0,
     "end_m": 225.0,
     "raw_pct": 33.8,
     "reason": "hump+short-step"
    },
    {
     "window_m": 5.0,
     "start_m": 215.0,
     "end_m": 220.0,
     "raw_pct": 45.95,
     "reason": "hump"
    }
   ],
   "advisory": [],
   "unresolved": []
  },
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.556,
   "obstruction_max_height_m": 24.99,
   "flagged_windows_m": [
    2,
    3,
    5,
    10,
    20,
    25,
    50,
    100
   ]
  },
  "excluded_ranges_m": [
   [
    199.0,
    228.0
   ]
  ],
  "review": [],
  "extent": [
   "may_start_earlier",
   "may_continue_beyond_end"
  ]
 },
 "provenance": {
  "analysis_version": "0.1.0",
  "run_manifest": {
   "manifest_version": "1",
   "code_git_sha": "06fa4c370391597f015858e97dcf01ca2f5b3640",
   "code_git_dirty": "false",
   "analysis_version": "0.1.0",
   "analysis_config_digest": "sha256:0048c2bbb24ab95e",
   "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-pyr1",
   "road_pbf": "block-batch-fr-pyr1.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:c54ac68b3f57b41b"
  },
  "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_E354-N6264_0m5@21LHD1EQ-2025-09-26.tif",
   "data/cache/fr/ign-lidarhd_dtm_E355-N6264_0m5@21LHD1EQ-2025-09-26.tif"
  ],
  "calculated_at": "2026-09-20T05:51:56+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "data/cache/pbf/block-batch-fr-pyr1.osm.pbf",
  "osm_snapshot": "",
  "run_id": "fr-pyr1",
  "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": [
   "E354-N6264",
   "E355-N6264"
  ],
  "elevation_blocks": [
   "21LHD1EQ@2025-09-26"
  ],
  "ign_dalles": [
   "LHD_FXX_0354_6265_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0355_6265_MNT_O_0M50_LAMB93_IGN69"
  ],
  "ign_missions": [
   "21LHD1EQ"
  ],
  "ign_editions": [
   "2025-09-26"
  ],
  "ign_dsm_edition": {
   "LHD_FXX_0354_6265_MNT_O_0M50_LAMB93_IGN69": "2025-09-26",
   "LHD_FXX_0355_6265_MNT_O_0M50_LAMB93_IGN69": "2025-09-26"
  },
  "climb_origin": "discovered",
  "structure_own_ways": "none \u2014 the route carried no way list; own decks unmasked",
  "carriageway": {
   "stations": 31,
   "stations_resolved": 31,
   "width_median_m": 4.25,
   "width_p10_m": 3.25,
   "width_min_m": 2.25,
   "width_max_m": 12.0,
   "bounded_share": 0.419,
   "unbounded_share": 0.581,
   "confidence_median": 0.0,
   "width_median_bounded_m": 4.0,
   "window_m": [
    428.0,
    453.0
   ],
   "width_at_max25_m": 4.5,
   "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": 31,
    "stations_resolved": 31,
    "width_median_m": 2.5,
    "width_p10_m": 1.0,
    "width_min_m": 0.5,
    "width_max_m": 12.0,
    "bounded_share": 0.968,
    "unbounded_share": 0.032,
    "confidence_median": 1.0,
    "width_median_bounded_m": 2.38,
    "window_m": [
     428.0,
     453.0
    ],
    "width_at_max25_m": 3.25,
    "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": "Ayherre",
  "county": "Pyr\u00e9n\u00e9es-Atlantiques",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}