{
 "ocl_version": "0.1.0",
 "name": "Discovered lane (46.7403, 14.1923)",
 "slug": "discovered-lane-46-7403-14-1923",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 50.597813355204835,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "texture_excluded",
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 850.0,
   "end_distance_m": 852.0,
   "start_elevation_m": 790.4254496653678,
   "end_elevation_m": 791.4374059324718,
   "min_gradient_pct": -37.76740848377358,
   "suppressed_max_gradient_pct": 61.985416549168804,
   "suppressed_location_m": [
    857.0,
    859.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 38.764711472451076,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "texture_excluded",
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 849.0,
   "end_distance_m": 852.0,
   "start_elevation_m": 790.2744645882983,
   "end_elevation_m": 791.4374059324718,
   "min_gradient_pct": -31.83585193688714,
   "suppressed_max_gradient_pct": 58.4759333224838,
   "suppressed_location_m": [
    880.0,
    883.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 33.39080629018554,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "texture_excluded",
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 454.0,
   "end_distance_m": 459.0,
   "start_elevation_m": 754.8144472729093,
   "end_elevation_m": 756.4839875874186,
   "min_gradient_pct": -17.904449795805704,
   "suppressed_max_gradient_pct": 56.121952388473346,
   "suppressed_location_m": [
    879.0,
    884.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 29.23118551679636,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "texture_excluded",
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 821.0,
   "end_distance_m": 831.0,
   "start_elevation_m": 787.4137993383479,
   "end_elevation_m": 790.3369178900275,
   "min_gradient_pct": -13.196259894493778,
   "suppressed_max_gradient_pct": 52.38089664327845,
   "suppressed_location_m": [
    876.0,
    886.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 25.853170922541153,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 174.0,
   "end_distance_m": 194.0,
   "start_elevation_m": 721.5698080212528,
   "end_elevation_m": 726.740442205761,
   "min_gradient_pct": -3.380155707634458,
   "suppressed_max_gradient_pct": 48.26309164999145,
   "suppressed_location_m": [
    868.0,
    888.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 24.718322222625375,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 440.0,
   "end_distance_m": 465.0,
   "start_elevation_m": 751.6968270367632,
   "end_elevation_m": 757.8764075924196,
   "min_gradient_pct": 0.5557924630584239,
   "suppressed_max_gradient_pct": 47.15344919378094,
   "suppressed_location_m": [
    876.0,
    901.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 20.799297082832936,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 144.0,
   "end_distance_m": 194.0,
   "start_elevation_m": 716.3407936643446,
   "end_elevation_m": 726.740442205761,
   "min_gradient_pct": 3.712995800733097,
   "suppressed_max_gradient_pct": 39.268402402536594,
   "suppressed_location_m": [
    851.0,
    901.0
   ]
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 18.13780813065091,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 152.0,
   "end_distance_m": 252.0,
   "start_elevation_m": 717.5161992974843,
   "end_elevation_m": 735.6540074281352,
   "min_gradient_pct": 5.209201259766246,
   "suppressed_max_gradient_pct": 26.082021323643744,
   "suppressed_location_m": [
    802.0,
    902.0
   ]
  }
 ],
 "shape": {
  "ascent_concentration": 0.321,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 112.0,
  "shape_class": "sustained"
 },
 "length_m": 903.6814204850696,
 "start_elevation_m": 702.0222149218547,
 "end_elevation_m": 810.8333793701261,
 "endpoint_gain_m": 108.81116444827137,
 "overall_gradient_pct": 12.04087657239481,
 "accumulated_ascent_m": 112.65006349026885,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 33.39080629018554,
   "start_distance_m": 454.0,
   "end_distance_m": 459.0,
   "midpoint_distance_m": 456.5,
   "start_elevation_m": 754.8144472729093,
   "end_elevation_m": 756.4839875874186,
   "start_xy": [
    4641617.282676119,
    2634118.305474295
   ],
   "end_xy": [
    4641619.194481613,
    2634113.685409387
   ]
  },
  "max_10m": {
   "gradient_pct": 29.23118551679636,
   "start_distance_m": 821.0,
   "end_distance_m": 831.0,
   "midpoint_distance_m": 826.0,
   "start_elevation_m": 787.4137993383479,
   "end_elevation_m": 790.3369178900275,
   "start_xy": [
    4641550.016678767,
    2633813.703431758
   ],
   "end_xy": [
    4641557.20129903,
    2633806.7477699146
   ]
  },
  "max_20m": {
   "gradient_pct": 25.853170922541153,
   "start_distance_m": 174.0,
   "end_distance_m": 194.0,
   "midpoint_distance_m": 184.0,
   "start_elevation_m": 721.5698080212528,
   "end_elevation_m": 726.740442205761,
   "start_xy": [
    4641553.496428134,
    2634301.8554300973
   ],
   "end_xy": [
    4641550.665465051,
    2634282.2358746026
   ]
  },
  "max_25m": {
   "gradient_pct": 24.718322222625375,
   "start_distance_m": 440.0,
   "end_distance_m": 465.0,
   "midpoint_distance_m": 452.5,
   "start_elevation_m": 751.6968270367632,
   "end_elevation_m": 757.8764075924196,
   "start_xy": [
    4641611.929620735,
    2634131.2416560366
   ],
   "end_xy": [
    4641621.488648207,
    2634108.1413314976
   ]
  },
  "max_50m": {
   "gradient_pct": 20.799297082832936,
   "start_distance_m": 144.0,
   "end_distance_m": 194.0,
   "midpoint_distance_m": 169.0,
   "start_elevation_m": 716.3407936643446,
   "end_elevation_m": 726.740442205761,
   "start_xy": [
    4641544.794000925,
    2634330.5654938496
   ],
   "end_xy": [
    4641550.665465051,
    2634282.2358746026
   ]
  },
  "max_100m": {
   "gradient_pct": 18.13780813065091,
   "start_distance_m": 152.0,
   "end_distance_m": 252.0,
   "midpoint_distance_m": 202.0,
   "start_elevation_m": 717.5161992974843,
   "end_elevation_m": 735.6540074281352,
   "start_xy": [
    4641547.11464818,
    2634322.9094768493
   ],
   "end_xy": [
    4641498.414566499,
    2634265.7604890196
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -17.904449795805704,
   "start_distance_m": 840.0,
   "end_distance_m": 845.0,
   "midpoint_distance_m": 842.5,
   "start_elevation_m": 790.836526185159,
   "end_elevation_m": 789.9413036953687,
   "start_xy": [
    4641562.47031984,
    2633799.714525457
   ],
   "end_xy": [
    4641564.162665272,
    2633795.0096378983
   ]
  },
  "min_10m": {
   "gradient_pct": -13.196259894493778,
   "start_distance_m": 836.0,
   "end_distance_m": 846.0,
   "midpoint_distance_m": 841.0,
   "start_elevation_m": 791.2473035394971,
   "end_elevation_m": 789.9276775500477,
   "start_xy": [
    4641560.793609162,
    2633803.269938993
   ],
   "end_xy": [
    4641564.501134358,
    2633794.068660387
   ]
  },
  "min_20m": {
   "gradient_pct": -3.380155707634458,
   "start_distance_m": 836.0,
   "end_distance_m": 856.0,
   "midpoint_distance_m": 846.0,
   "start_elevation_m": 791.2473035394971,
   "end_elevation_m": 790.5712723979702,
   "start_xy": [
    4641560.793609162,
    2633803.269938993
   ],
   "end_xy": [
    4641563.028535836,
    2633785.0132968794
   ]
  },
  "min_25m": {
   "gradient_pct": 0.5557924630584239,
   "start_distance_m": 276.0,
   "end_distance_m": 301.0,
   "midpoint_distance_m": 288.5,
   "start_elevation_m": 738.3714412065424,
   "end_elevation_m": 738.510389322307,
   "start_xy": [
    4641500.185608852,
    2634246.9262588886
   ],
   "end_xy": [
    4641520.444260813,
    2634232.310046371
   ]
  },
  "min_50m": {
   "gradient_pct": 3.712995800733097,
   "start_distance_m": 266.0,
   "end_distance_m": 316.0,
   "midpoint_distance_m": 291.0,
   "start_elevation_m": 737.4341290255834,
   "end_elevation_m": 739.2906269259499,
   "start_xy": [
    4641495.65447381,
    2634255.8407872124
   ],
   "end_xy": [
    4641532.636312713,
    2634223.571976191
   ]
  },
  "min_100m": {
   "gradient_pct": 5.209201259766246,
   "start_distance_m": 689.0,
   "end_distance_m": 789.0,
   "midpoint_distance_m": 739.0,
   "start_elevation_m": 778.3023120647442,
   "end_elevation_m": 783.5115133245105,
   "start_xy": [
    4641554.822694747,
    2633922.879089118
   ],
   "end_xy": [
    4641528.63360756,
    2633837.453233782
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 50.597813355204835,
   "start_distance_m": 850.0,
   "end_distance_m": 852.0,
   "midpoint_distance_m": 851.0,
   "start_elevation_m": 790.4254496653678,
   "end_elevation_m": 791.4374059324718,
   "start_xy": [
    4641565.855010704,
    2633790.3047503396
   ],
   "end_xy": [
    4641564.914430644,
    2633788.540817364
   ]
  },
  "max_3m": {
   "gradient_pct": 38.764711472451076,
   "start_distance_m": 849.0,
   "end_distance_m": 852.0,
   "midpoint_distance_m": 850.5,
   "start_elevation_m": 790.2744645882983,
   "end_elevation_m": 791.4374059324718,
   "start_xy": [
    4641565.516541618,
    2633791.2457278515
   ],
   "end_xy": [
    4641564.914430644,
    2633788.540817364
   ]
  }
 },
 "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": 0.014,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0,
    50.0,
    100.0
   ],
   "windows_unresolved": []
  },
  "texture_suppression": {
   "masked_fraction": 0.046,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0
   ],
   "windows_unresolved": []
  },
  "texture_windows": {
   "rounds": 2,
   "windows_masked": [
    {
     "window_m": 10.0,
     "start_m": 868.0,
     "end_m": 878.0,
     "raw_pct": 44.74,
     "reason": "hump"
    },
    {
     "window_m": 5.0,
     "start_m": 874.0,
     "end_m": 879.0,
     "raw_pct": 46.73,
     "reason": "hump"
    },
    {
     "window_m": 10.0,
     "start_m": 891.0,
     "end_m": 901.0,
     "raw_pct": 43.82,
     "reason": "hump"
    }
   ],
   "advisory": [],
   "unresolved": []
  },
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.609,
   "obstruction_max_height_m": 32.68,
   "flagged_windows_m": [
    2,
    3,
    5,
    10,
    20,
    25,
    50,
    100
   ]
  },
  "excluded_ranges_m": [
   [
    855.0,
    861.0
   ],
   [
    866.0,
    885.0
   ],
   [
    889.0,
    903.0
   ]
  ],
  "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:3035",
  "elevation_resolution_m": 1.0,
  "elevation_tiles": [
   "data/cache/at/bev-als_dtm_E4641-N2633.tif",
   "data/cache/at/bev-als_dtm_E4641-N2634.tif"
  ],
  "calculated_at": "2026-09-13T00:32:09+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": [
   "E4641-N2633",
   "E4641-N2634"
  ],
  "elevation_blocks": [
   "N2600000E4600000@2022-09-15"
  ],
  "climb_origin": "discovered",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Sankt Urban",
  "county": "K\u00e4rnten",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}