{
 "ocl_version": "0.1.0",
 "name": "Discovered lane (47.4284, 11.9237)",
 "slug": "discovered-lane-47-4284-11-9237",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 47.699180023073495,
   "diagnostic": true,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 565.0,
   "end_distance_m": 567.0,
   "start_elevation_m": 1034.4701789599467,
   "end_elevation_m": 1035.4241625604081,
   "min_gradient_pct": -13.341165196516158
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 44.27698117495614,
   "diagnostic": true,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 564.0,
   "end_distance_m": 567.0,
   "start_elevation_m": 1034.0958531251595,
   "end_elevation_m": 1035.4241625604081,
   "min_gradient_pct": -11.84103420360998
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 36.27540174386013,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 563.0,
   "end_distance_m": 568.0,
   "start_elevation_m": 1033.872453614859,
   "end_elevation_m": 1035.686223702052,
   "min_gradient_pct": -9.715424202609029
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 30.69123271196304,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 558.0,
   "end_distance_m": 568.0,
   "start_elevation_m": 1032.6171004308558,
   "end_elevation_m": 1035.686223702052,
   "min_gradient_pct": -7.040806769502979
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 28.236068659313105,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 548.0,
   "end_distance_m": 568.0,
   "start_elevation_m": 1030.0390099701895,
   "end_elevation_m": 1035.686223702052,
   "min_gradient_pct": -5.847255421349473
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 27.629243089309966,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 542.0,
   "end_distance_m": 567.0,
   "start_elevation_m": 1028.5168517880807,
   "end_elevation_m": 1035.4241625604081,
   "min_gradient_pct": -5.592829584888932
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 24.20541772171191,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 525.0,
   "end_distance_m": 575.0,
   "start_elevation_m": 1025.1452207244306,
   "end_elevation_m": 1037.2479295852866,
   "min_gradient_pct": 1.0286272407831802
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 20.933319219820305,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 498.0,
   "end_distance_m": 598.0,
   "start_elevation_m": 1020.5366259090727,
   "end_elevation_m": 1041.469945128893,
   "min_gradient_pct": 4.373791531971619
  }
 ],
 "shape": {
  "ascent_concentration": 0.457,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 169.0,
  "shape_class": "stepped"
 },
 "length_m": 639.5201508661607,
 "start_elevation_m": 982.0005953585229,
 "end_elevation_m": 1040.501857563475,
 "endpoint_gain_m": 58.50126220495201,
 "overall_gradient_pct": 9.147680823773637,
 "accumulated_ascent_m": 61.39877092897757,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 36.27540174386013,
   "start_distance_m": 563.0,
   "end_distance_m": 568.0,
   "midpoint_distance_m": 565.5,
   "start_elevation_m": 1033.872453614859,
   "end_elevation_m": 1035.686223702052,
   "start_xy": [
    4466374.150660786,
    2703166.28162265
   ],
   "end_xy": [
    4466377.189401197,
    2703162.310973244
   ]
  },
  "max_10m": {
   "gradient_pct": 30.69123271196304,
   "start_distance_m": 558.0,
   "end_distance_m": 568.0,
   "midpoint_distance_m": 563.0,
   "start_elevation_m": 1032.6171004308558,
   "end_elevation_m": 1035.686223702052,
   "start_xy": [
    4466371.1119203735,
    2703170.252272057
   ],
   "end_xy": [
    4466377.189401197,
    2703162.310973244
   ]
  },
  "max_20m": {
   "gradient_pct": 28.236068659313105,
   "start_distance_m": 548.0,
   "end_distance_m": 568.0,
   "midpoint_distance_m": 558.0,
   "start_elevation_m": 1030.0390099701895,
   "end_elevation_m": 1035.686223702052,
   "start_xy": [
    4466365.034439551,
    2703178.19357087
   ],
   "end_xy": [
    4466377.189401197,
    2703162.310973244
   ]
  },
  "max_25m": {
   "gradient_pct": 27.629243089309966,
   "start_distance_m": 542.0,
   "end_distance_m": 567.0,
   "midpoint_distance_m": 554.5,
   "start_elevation_m": 1028.5168517880807,
   "end_elevation_m": 1035.4241625604081,
   "start_xy": [
    4466361.3879510565,
    2703182.958350158
   ],
   "end_xy": [
    4466376.581653115,
    2703163.105103125
   ]
  },
  "max_50m": {
   "gradient_pct": 24.20541772171191,
   "start_distance_m": 525.0,
   "end_distance_m": 575.0,
   "midpoint_distance_m": 550.0,
   "start_elevation_m": 1025.1452207244306,
   "end_elevation_m": 1037.2479295852866,
   "start_xy": [
    4466351.789420144,
    2703196.9797953754
   ],
   "end_xy": [
    4466381.443637774,
    2703156.7520640744
   ]
  },
  "max_100m": {
   "gradient_pct": 20.933319219820305,
   "start_distance_m": 498.0,
   "end_distance_m": 598.0,
   "midpoint_distance_m": 548.0,
   "start_elevation_m": 1020.5366259090727,
   "end_elevation_m": 1041.469945128893,
   "start_xy": [
    4466348.56932736,
    2703222.8670905964
   ],
   "end_xy": [
    4466397.419577862,
    2703140.4899769085
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -9.715424202609029,
   "start_distance_m": 634.0,
   "end_distance_m": 639.0,
   "midpoint_distance_m": 636.5,
   "start_elevation_m": 1041.0464707472402,
   "end_elevation_m": 1040.5606995371097,
   "start_xy": [
    4466398.207440343,
    2703105.7092320267
   ],
   "end_xy": [
    4466398.438919214,
    2703100.714593148
   ]
  },
  "min_10m": {
   "gradient_pct": -7.040806769502979,
   "start_distance_m": 629.0,
   "end_distance_m": 639.0,
   "midpoint_distance_m": 634.0,
   "start_elevation_m": 1041.26478021406,
   "end_elevation_m": 1040.5606995371097,
   "start_xy": [
    4466398.012498097,
    2703110.701144813
   ],
   "end_xy": [
    4466398.438919214,
    2703100.714593148
   ]
  },
  "min_20m": {
   "gradient_pct": -5.847255421349473,
   "start_distance_m": 619.0,
   "end_distance_m": 639.0,
   "midpoint_distance_m": 629.0,
   "start_elevation_m": 1041.7301506213796,
   "end_elevation_m": 1040.5606995371097,
   "start_xy": [
    4466399.952729369,
    2703120.511114365
   ],
   "end_xy": [
    4466398.438919214,
    2703100.714593148
   ]
  },
  "min_25m": {
   "gradient_pct": -5.592829584888932,
   "start_distance_m": 614.0,
   "end_distance_m": 639.0,
   "midpoint_distance_m": 626.5,
   "start_elevation_m": 1041.958906933332,
   "end_elevation_m": 1040.5606995371097,
   "start_xy": [
    4466400.922845004,
    2703125.416099141
   ],
   "end_xy": [
    4466398.438919214,
    2703100.714593148
   ]
  },
  "min_50m": {
   "gradient_pct": 1.0286272407831802,
   "start_distance_m": 142.0,
   "end_distance_m": 192.0,
   "midpoint_distance_m": 167.0,
   "start_elevation_m": 993.06573689521,
   "end_elevation_m": 993.5800505156016,
   "start_xy": [
    4466221.990518463,
    2703530.6166542857
   ],
   "end_xy": [
    4466210.03685728,
    2703482.270850854
   ]
  },
  "min_100m": {
   "gradient_pct": 4.373791531971619,
   "start_distance_m": 143.0,
   "end_distance_m": 243.0,
   "midpoint_distance_m": 193.0,
   "start_elevation_m": 993.1420292830057,
   "end_elevation_m": 997.5158208149774,
   "start_xy": [
    4466221.79000162,
    2703529.6369640306
   ],
   "end_xy": [
    4466213.669336698,
    2703435.5198792
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 47.699180023073495,
   "start_distance_m": 565.0,
   "end_distance_m": 567.0,
   "midpoint_distance_m": 566.0,
   "start_elevation_m": 1034.4701789599467,
   "end_elevation_m": 1035.4241625604081,
   "start_xy": [
    4466375.366156951,
    2703164.6933628875
   ],
   "end_xy": [
    4466376.581653115,
    2703163.105103125
   ]
  },
  "max_3m": {
   "gradient_pct": 44.27698117495614,
   "start_distance_m": 564.0,
   "end_distance_m": 567.0,
   "midpoint_distance_m": 565.5,
   "start_elevation_m": 1034.0958531251595,
   "end_elevation_m": 1035.4241625604081,
   "start_xy": [
    4466374.758408868,
    2703165.487492769
   ],
   "end_xy": [
    4466376.581653115,
    2703163.105103125
   ]
  }
 },
 "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": {
  "no_bench_suppression": {
   "masked_fraction": 0.08,
   "windows_resited": [],
   "windows_unresolved": []
  },
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.126,
   "obstruction_max_height_m": 25.84,
   "flagged_windows_m": [
    2,
    3,
    5,
    10,
    20,
    25,
    50,
    100
   ]
  },
  "excluded_ranges_m": [
   [
    140.0,
    190.0
   ]
  ],
  "review": [],
  "extent": [
   "may_start_earlier",
   "descends_at_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_E4466-N2703.tif"
  ],
  "calculated_at": "2026-09-12T23:41:22+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": [
   "E4466-N2703"
  ],
  "elevation_blocks": [
   "N2700000E4450000@2022-09-15"
  ],
  "climb_origin": "discovered",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Brixlegg",
  "county": "Tirol",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}