{
 "ocl_version": "0.1.0",
 "name": "Discovered lane (46.7274, 13.0407)",
 "slug": "discovered-lane-46-7274-13-0407",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 27.17644390904752,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "no_bench_excluded",
    "texture_excluded",
    "texture_excluded",
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 2471.0,
   "end_distance_m": 2473.0,
   "start_elevation_m": 823.3240853796269,
   "end_elevation_m": 823.8676142578079,
   "min_gradient_pct": -45.29258955948876,
   "suppressed_max_gradient_pct": 66.68703808949203,
   "suppressed_location_m": [
    2444.0,
    2446.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 25.15627630190617,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "texture_excluded",
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 2471.0,
   "end_distance_m": 2474.0,
   "start_elevation_m": 823.3240853796269,
   "end_elevation_m": 824.0787736686841,
   "min_gradient_pct": -43.22298324559976,
   "suppressed_max_gradient_pct": 64.86129896670339,
   "suppressed_location_m": [
    2443.0,
    2446.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 23.65898969740101,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "texture_excluded",
    "texture_excluded",
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 2048.0,
   "end_distance_m": 2053.0,
   "start_elevation_m": 767.9041220838154,
   "end_elevation_m": 769.0870715686855,
   "min_gradient_pct": -39.46902441672364,
   "suppressed_max_gradient_pct": 56.968794999706915,
   "suppressed_location_m": [
    2442.0,
    2447.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 22.697678541454707,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "no_bench_excluded",
    "texture_excluded",
    "texture_excluded",
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 2048.0,
   "end_distance_m": 2058.0,
   "start_elevation_m": 767.9041220838154,
   "end_elevation_m": 770.1738899379609,
   "min_gradient_pct": -26.1155587600706,
   "suppressed_max_gradient_pct": 46.63072750846595,
   "suppressed_location_m": [
    2437.0,
    2447.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 20.24363068834589,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "no_bench_excluded",
    "texture_excluded",
    "texture_excluded",
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 2039.0,
   "end_distance_m": 2059.0,
   "start_elevation_m": 766.3521290213014,
   "end_elevation_m": 770.4008551589706,
   "min_gradient_pct": -13.817149394666899,
   "suppressed_max_gradient_pct": 31.666875557326648,
   "suppressed_location_m": [
    2432.0,
    2452.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 20.05736016886067,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "no_bench_excluded",
    "texture_excluded",
    "texture_excluded",
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 2034.0,
   "end_distance_m": 2059.0,
   "start_elevation_m": 765.3865151167554,
   "end_elevation_m": 770.4008551589706,
   "min_gradient_pct": -12.84584861209396,
   "suppressed_max_gradient_pct": 27.15226564155182,
   "suppressed_location_m": [
    2433.0,
    2458.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 16.67341348538025,
   "diagnostic": false,
   "flags": [
    "no_bench_excluded",
    "texture_excluded",
    "texture_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 2156.0,
   "end_distance_m": 2206.0,
   "start_elevation_m": 782.3173117434006,
   "end_elevation_m": 790.6540184860908,
   "min_gradient_pct": -9.521113718979223,
   "suppressed_max_gradient_pct": 23.147470408161325,
   "suppressed_location_m": [
    1646.0,
    1696.0
   ]
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 14.920563890045855,
   "diagnostic": false,
   "flags": [
    "no_bench_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 2108.0,
   "end_distance_m": 2208.0,
   "start_elevation_m": 775.9921592800087,
   "end_elevation_m": 790.9127231700545,
   "min_gradient_pct": -4.888256745802892,
   "suppressed_max_gradient_pct": 17.868204482004558,
   "suppressed_location_m": [
    1609.0,
    1709.0
   ]
  }
 ],
 "shape": {
  "ascent_concentration": 0.387,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 114.0,
  "shape_class": "sustained"
 },
 "length_m": 2535.0000000003333,
 "start_elevation_m": 625.123467530753,
 "end_elevation_m": 830.7545820325599,
 "endpoint_gain_m": 205.6311145018069,
 "overall_gradient_pct": 8.111681045435104,
 "accumulated_ascent_m": 226.57323911994854,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 23.65898969740101,
   "start_distance_m": 2048.0,
   "end_distance_m": 2053.0,
   "midpoint_distance_m": 2050.5,
   "start_elevation_m": 767.9041220838154,
   "end_elevation_m": 769.0870715686855,
   "start_xy": [
    4554375.309554663,
    2628465.9091156926
   ],
   "end_xy": [
    4554370.509747998,
    2628464.508452997
   ]
  },
  "max_10m": {
   "gradient_pct": 22.697678541454707,
   "start_distance_m": 2048.0,
   "end_distance_m": 2058.0,
   "midpoint_distance_m": 2053.0,
   "start_elevation_m": 767.9041220838154,
   "end_elevation_m": 770.1738899379609,
   "start_xy": [
    4554375.309554663,
    2628465.9091156926
   ],
   "end_xy": [
    4554365.709941334,
    2628463.1077903016
   ]
  },
  "max_20m": {
   "gradient_pct": 20.24363068834589,
   "start_distance_m": 2039.0,
   "end_distance_m": 2059.0,
   "midpoint_distance_m": 2049.0,
   "start_elevation_m": 766.3521290213014,
   "end_elevation_m": 770.4008551589706,
   "start_xy": [
    4554383.949206658,
    2628468.4303085445
   ],
   "end_xy": [
    4554364.749980001,
    2628462.8276577624
   ]
  },
  "max_25m": {
   "gradient_pct": 20.05736016886067,
   "start_distance_m": 2034.0,
   "end_distance_m": 2059.0,
   "midpoint_distance_m": 2046.5,
   "start_elevation_m": 765.3865151167554,
   "end_elevation_m": 770.4008551589706,
   "start_xy": [
    4554388.7490133215,
    2628469.8309712396
   ],
   "end_xy": [
    4554364.749980001,
    2628462.8276577624
   ]
  },
  "max_50m": {
   "gradient_pct": 16.67341348538025,
   "start_distance_m": 2156.0,
   "end_distance_m": 2206.0,
   "midpoint_distance_m": 2181.0,
   "start_elevation_m": 782.3173117434006,
   "end_elevation_m": 790.6540184860908,
   "start_xy": [
    4554271.256122148,
    2628436.9843631703
   ],
   "end_xy": [
    4554230.519036669,
    2628409.388310502
   ]
  },
  "max_100m": {
   "gradient_pct": 14.920563890045855,
   "start_distance_m": 2108.0,
   "end_distance_m": 2208.0,
   "midpoint_distance_m": 2158.0,
   "start_elevation_m": 775.9921592800087,
   "end_elevation_m": 790.9127231700545,
   "start_xy": [
    4554317.523341267,
    2628449.7649904974
   ],
   "end_xy": [
    4554228.980267767,
    2628408.1107384823
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -39.46902441672364,
   "start_distance_m": 1768.0,
   "end_distance_m": 1773.0,
   "midpoint_distance_m": 1770.5,
   "start_elevation_m": 734.6273150374317,
   "end_elevation_m": 732.6538638165955,
   "start_xy": [
    4554153.559014083,
    2628524.070594498
   ],
   "end_xy": [
    4554158.505508699,
    2628524.8001087285
   ]
  },
  "min_10m": {
   "gradient_pct": -26.1155587600706,
   "start_distance_m": 1766.0,
   "end_distance_m": 1776.0,
   "midpoint_distance_m": 1771.0,
   "start_elevation_m": 734.9599720100323,
   "end_elevation_m": 732.3484161340252,
   "start_xy": [
    4554151.580416237,
    2628523.7787888055
   ],
   "end_xy": [
    4554161.473405469,
    2628525.2378172665
   ]
  },
  "min_20m": {
   "gradient_pct": -13.817149394666899,
   "start_distance_m": 1754.0,
   "end_distance_m": 1774.0,
   "midpoint_distance_m": 1764.0,
   "start_elevation_m": 735.222355061168,
   "end_elevation_m": 732.4589251822346,
   "start_xy": [
    4554139.652617548,
    2628524.2084073625
   ],
   "end_xy": [
    4554159.494807622,
    2628524.9460115745
   ]
  },
  "min_25m": {
   "gradient_pct": -12.84584861209396,
   "start_distance_m": 1750.0,
   "end_distance_m": 1775.0,
   "midpoint_distance_m": 1762.5,
   "start_elevation_m": 735.5861185360304,
   "end_elevation_m": 732.3746563830069,
   "start_xy": [
    4554135.670607475,
    2628524.587347699
   ],
   "end_xy": [
    4554160.484106545,
    2628525.0919144205
   ]
  },
  "min_50m": {
   "gradient_pct": -9.521113718979223,
   "start_distance_m": 1727.0,
   "end_distance_m": 1777.0,
   "midpoint_distance_m": 1752.0,
   "start_elevation_m": 737.1059259428828,
   "end_elevation_m": 732.3453690833932,
   "start_xy": [
    4554112.81332471,
    2628522.8224839605
   ],
   "end_xy": [
    4554162.462704392,
    2628525.383720113
   ]
  },
  "min_100m": {
   "gradient_pct": -4.888256745802892,
   "start_distance_m": 1407.0,
   "end_distance_m": 1507.0,
   "midpoint_distance_m": 1457.0,
   "start_elevation_m": 724.4836608762887,
   "end_elevation_m": 719.5954041304858,
   "start_xy": [
    4553814.477438343,
    2628559.199965326
   ],
   "end_xy": [
    4553910.361501283,
    2628573.930781056
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 27.17644390904752,
   "start_distance_m": 2471.0,
   "end_distance_m": 2473.0,
   "midpoint_distance_m": 2472.0,
   "start_elevation_m": 823.3240853796269,
   "end_elevation_m": 823.8676142578079,
   "start_xy": [
    4553984.4781799195,
    2628343.6644899533
   ],
   "end_xy": [
    4553982.685375103,
    2628342.7780076424
   ]
  },
  "max_3m": {
   "gradient_pct": 25.15627630190617,
   "start_distance_m": 2471.0,
   "end_distance_m": 2474.0,
   "midpoint_distance_m": 2472.5,
   "start_elevation_m": 823.3240853796269,
   "end_elevation_m": 824.0787736686841,
   "start_xy": [
    4553984.4781799195,
    2628343.6644899533
   ],
   "end_xy": [
    4553981.7889726935,
    2628342.334766487
   ]
  }
 },
 "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": 0.003,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0
   ],
   "windows_unresolved": []
  },
  "no_bench_suppression": {
   "masked_fraction": 0.092,
   "windows_resited": [
    2.0,
    10.0,
    20.0,
    25.0,
    50.0,
    100.0
   ],
   "windows_unresolved": []
  },
  "placement_suppression": {
   "masked_fraction": 0.092,
   "windows_resited": [],
   "windows_unresolved": []
  },
  "texture_suppression": {
   "masked_fraction": 0.155,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0,
    50.0
   ],
   "windows_unresolved": []
  },
  "texture_windows": {
   "rounds": 3,
   "windows_masked": [
    {
     "window_m": 25.0,
     "start_m": 1319.0,
     "end_m": 1344.0,
     "raw_pct": 22.22,
     "reason": "hump"
    },
    {
     "window_m": 20.0,
     "start_m": 1841.0,
     "end_m": 1861.0,
     "raw_pct": 25.68,
     "reason": "hump"
    },
    {
     "window_m": 10.0,
     "start_m": 1850.0,
     "end_m": 1860.0,
     "raw_pct": 37.65,
     "reason": "short-step"
    },
    {
     "window_m": 25.0,
     "start_m": 1644.0,
     "end_m": 1669.0,
     "raw_pct": 21.96,
     "reason": "hump+mask-edge"
    },
    {
     "window_m": 20.0,
     "start_m": 1649.0,
     "end_m": 1669.0,
     "raw_pct": 23.33,
     "reason": "hump"
    },
    {
     "window_m": 10.0,
     "start_m": 2485.0,
     "end_m": 2495.0,
     "raw_pct": 30.85,
     "reason": "hump"
    },
    {
     "window_m": 5.0,
     "start_m": 2291.0,
     "end_m": 2296.0,
     "raw_pct": 36.61,
     "reason": "hump"
    },
    {
     "window_m": 25.0,
     "start_m": 2358.0,
     "end_m": 2383.0,
     "raw_pct": 20.6,
     "reason": "hump"
    },
    {
     "window_m": 20.0,
     "start_m": 2362.0,
     "end_m": 2382.0,
     "raw_pct": 21.22,
     "reason": "hump"
    },
    {
     "window_m": 10.0,
     "start_m": 1112.0,
     "end_m": 1122.0,
     "raw_pct": 25.01,
     "reason": "hump"
    },
    {
     "window_m": 5.0,
     "start_m": 2435.0,
     "end_m": 2440.0,
     "raw_pct": 35.19,
     "reason": "spike+mask-edge"
    }
   ],
   "advisory": [],
   "unresolved": []
  },
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.394,
   "obstruction_max_height_m": 30.11,
   "flagged_windows_m": [
    2,
    3,
    5,
    10,
    20,
    25
   ]
  },
  "excluded_ranges_m": [
   [
    950.0,
    1000.0
   ],
   [
    1110.0,
    1124.0
   ],
   [
    1317.0,
    1346.0
   ],
   [
    1642.0,
    1700.0
   ],
   [
    1720.0,
    1800.0
   ],
   [
    1839.0,
    1863.0
   ],
   [
    2210.0,
    2240.0
   ],
   [
    2260.0,
    2298.0
   ],
   [
    2356.0,
    2385.0
   ],
   [
    2433.0,
    2448.0
   ],
   [
    2483.0,
    2497.0
   ]
  ],
  "review": [],
  "extent": []
 },
 "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:3035",
  "elevation_resolution_m": 1.0,
  "elevation_tiles": [
   "data/cache/at/bev-als_dtm_E4553-N2628.tif",
   "data/cache/at/bev-als_dtm_E4554-N2628.tif"
  ],
  "calculated_at": "2026-09-13T00:54:35+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "data/cache/pbf/austria-2026-09-11-batch-at-run4-260912.osm.pbf",
  "osm_snapshot": "",
  "run_id": "at-run4-260912",
  "elevation_provider": "BEV ALS DTM 1 m",
  "elevation_licence": "Creative Commons Attribution 4.0 (CC BY 4.0) \u2014 \u00a9 BEV / L\u00e4nder, data.gv.at",
  "elevation_dataset": "ALS DTM H\u00f6henraster 1 m (Bundesamt f\u00fcr Eich- und Vermessungswesen with the L\u00e4nder), EPSG:3035",
  "elevation_tile_ids": [
   "E4553-N2628",
   "E4554-N2628"
  ],
  "elevation_blocks": [
   "N2600000E4550000@2022-09-15"
  ],
  "route_summit_trim_m": 143.2,
  "route_summit_trim_loss_m": 13.3,
  "climb_origin": "discovered",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Dellach im Drautal",
  "county": "K\u00e4rnten",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}