{
 "ocl_version": "0.1.0",
 "name": "Discovered lane (46.9794, 13.2095)",
 "slug": "discovered-lane-46-9794-13-2095",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 37.453487131597285,
   "diagnostic": true,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 400.0,
   "end_distance_m": 402.0,
   "start_elevation_m": 1409.0745814186594,
   "end_elevation_m": 1409.8236511612913,
   "min_gradient_pct": -30.31079724372603
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 35.24187619341319,
   "diagnostic": true,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 399.0,
   "end_distance_m": 402.0,
   "start_elevation_m": 1408.766394875489,
   "end_elevation_m": 1409.8236511612913,
   "min_gradient_pct": -29.756354145752084
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 32.3960376667128,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 398.0,
   "end_distance_m": 403.0,
   "start_elevation_m": 1408.5082356805622,
   "end_elevation_m": 1410.1280375638978,
   "min_gradient_pct": -27.504288051827643
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 29.574808825857417,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 394.0,
   "end_distance_m": 404.0,
   "start_elevation_m": 1407.4256627675688,
   "end_elevation_m": 1410.3831436501546,
   "min_gradient_pct": -20.91364752340951
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 23.42358876005619,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 394.0,
   "end_distance_m": 414.0,
   "start_elevation_m": 1407.4256627675688,
   "end_elevation_m": 1412.11038051958,
   "min_gradient_pct": -20.308124987940346
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 22.574021869792887,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 395.0,
   "end_distance_m": 420.0,
   "start_elevation_m": 1407.6578297283368,
   "end_elevation_m": 1413.301335195785,
   "min_gradient_pct": -19.04731542467016
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 21.493474139170303,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 394.0,
   "end_distance_m": 444.0,
   "start_elevation_m": 1407.4256627675688,
   "end_elevation_m": 1418.172399837154,
   "min_gradient_pct": -6.010359167757997
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 20.009730304731875,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 361.0,
   "end_distance_m": 461.0,
   "start_elevation_m": 1401.2118845608586,
   "end_elevation_m": 1421.2216148655905,
   "min_gradient_pct": 0.2041181665329077
  }
 ],
 "shape": {
  "ascent_concentration": 0.378,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 450.0,
  "shape_class": "sustained"
 },
 "length_m": 842.6634720133044,
 "start_elevation_m": 1359.5629965234289,
 "end_elevation_m": 1460.6492813341222,
 "endpoint_gain_m": 101.08628481069331,
 "overall_gradient_pct": 11.99604446709627,
 "accumulated_ascent_m": 106.93423919426527,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 32.3960376667128,
   "start_distance_m": 398.0,
   "end_distance_m": 403.0,
   "midpoint_distance_m": 400.5,
   "start_elevation_m": 1408.5082356805622,
   "end_elevation_m": 1410.1280375638978,
   "start_xy": [
    4565098.783526943,
    2656710.8029151377
   ],
   "end_xy": [
    4565102.906184301,
    2656713.6319956095
   ]
  },
  "max_10m": {
   "gradient_pct": 29.574808825857417,
   "start_distance_m": 394.0,
   "end_distance_m": 404.0,
   "midpoint_distance_m": 399.0,
   "start_elevation_m": 1407.4256627675688,
   "end_elevation_m": 1410.3831436501546,
   "start_xy": [
    4565095.485401058,
    2656708.53965076
   ],
   "end_xy": [
    4565103.730715772,
    2656714.1978117037
   ]
  },
  "max_20m": {
   "gradient_pct": 23.42358876005619,
   "start_distance_m": 394.0,
   "end_distance_m": 414.0,
   "midpoint_distance_m": 404.0,
   "start_elevation_m": 1407.4256627675688,
   "end_elevation_m": 1412.11038051958,
   "start_xy": [
    4565095.485401058,
    2656708.53965076
   ],
   "end_xy": [
    4565111.937088514,
    2656719.9114754065
   ]
  },
  "max_25m": {
   "gradient_pct": 22.574021869792887,
   "start_distance_m": 395.0,
   "end_distance_m": 420.0,
   "midpoint_distance_m": 407.5,
   "start_elevation_m": 1407.6578297283368,
   "end_elevation_m": 1413.301335195785,
   "start_xy": [
    4565096.309932529,
    2656709.1054668543
   ],
   "end_xy": [
    4565116.812659831,
    2656723.4084461434
   ]
  },
  "max_50m": {
   "gradient_pct": 21.493474139170303,
   "start_distance_m": 394.0,
   "end_distance_m": 444.0,
   "midpoint_distance_m": 419.0,
   "start_elevation_m": 1407.4256627675688,
   "end_elevation_m": 1418.172399837154,
   "start_xy": [
    4565095.485401058,
    2656708.53965076
   ],
   "end_xy": [
    4565136.314945098,
    2656737.396329091
   ]
  },
  "max_100m": {
   "gradient_pct": 20.009730304731875,
   "start_distance_m": 361.0,
   "end_distance_m": 461.0,
   "midpoint_distance_m": 411.0,
   "start_elevation_m": 1401.2118845608586,
   "end_elevation_m": 1421.2216148655905,
   "start_xy": [
    4565066.487748229,
    2656692.991096255
   ],
   "end_xy": [
    4565149.812870127,
    2656747.7216540854
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -27.504288051827643,
   "start_distance_m": 23.0,
   "end_distance_m": 28.0,
   "midpoint_distance_m": 25.5,
   "start_elevation_m": 1356.4901993792823,
   "end_elevation_m": 1355.114984976691,
   "start_xy": [
    4564768.612149412,
    2656550.114795714
   ],
   "end_xy": [
    4564772.925225371,
    2656552.6440991303
   ]
  },
  "min_10m": {
   "gradient_pct": -20.91364752340951,
   "start_distance_m": 19.0,
   "end_distance_m": 29.0,
   "midpoint_distance_m": 24.0,
   "start_elevation_m": 1357.01749726617,
   "end_elevation_m": 1354.926132513829,
   "start_xy": [
    4564765.161688644,
    2656548.091352981
   ],
   "end_xy": [
    4564773.864305287,
    2656552.948090915
   ]
  },
  "min_20m": {
   "gradient_pct": -20.308124987940346,
   "start_distance_m": 8.0,
   "end_distance_m": 28.0,
   "midpoint_distance_m": 18.0,
   "start_elevation_m": 1359.176609974279,
   "end_elevation_m": 1355.114984976691,
   "start_xy": [
    4564755.672921535,
    2656542.5268854657
   ],
   "end_xy": [
    4564772.925225371,
    2656552.6440991303
   ]
  },
  "min_25m": {
   "gradient_pct": -19.04731542467016,
   "start_distance_m": 6.0,
   "end_distance_m": 31.0,
   "midpoint_distance_m": 18.5,
   "start_elevation_m": 1359.4316774056879,
   "end_elevation_m": 1354.6698485495203,
   "start_xy": [
    4564753.947691151,
    2656541.515164099
   ],
   "end_xy": [
    4564775.826868594,
    2656553.3332470753
   ]
  },
  "min_50m": {
   "gradient_pct": -6.010359167757997,
   "start_distance_m": 0.0,
   "end_distance_m": 50.0,
   "midpoint_distance_m": 25.0,
   "start_elevation_m": 1359.5629965234289,
   "end_elevation_m": 1356.5578169395499,
   "start_xy": [
    4564748.772,
    2656538.48
   ],
   "end_xy": [
    4564794.471220006,
    2656556.9922305974
   ]
  },
  "min_100m": {
   "gradient_pct": 0.2041181665329077,
   "start_distance_m": 0.0,
   "end_distance_m": 100.0,
   "midpoint_distance_m": 50.0,
   "start_elevation_m": 1359.5629965234289,
   "end_elevation_m": 1359.7671146899618,
   "start_xy": [
    4564748.772,
    2656538.48
   ],
   "end_xy": [
    4564843.53530267,
    2656566.6211346025
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 37.453487131597285,
   "start_distance_m": 400.0,
   "end_distance_m": 402.0,
   "midpoint_distance_m": 401.0,
   "start_elevation_m": 1409.0745814186594,
   "end_elevation_m": 1409.8236511612913,
   "start_xy": [
    4565100.432589887,
    2656711.934547326
   ],
   "end_xy": [
    4565102.081652829,
    2656713.066179515
   ]
  },
  "max_3m": {
   "gradient_pct": 35.24187619341319,
   "start_distance_m": 399.0,
   "end_distance_m": 402.0,
   "midpoint_distance_m": 400.5,
   "start_elevation_m": 1408.766394875489,
   "end_elevation_m": 1409.8236511612913,
   "start_xy": [
    4565099.608058415,
    2656711.368731232
   ],
   "end_xy": [
    4565102.081652829,
    2656713.066179515
   ]
  }
 },
 "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": 0.097,
   "windows_resited": [],
   "windows_unresolved": []
  },
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.387,
   "obstruction_max_height_m": 22.16,
   "flagged_windows_m": [
    2,
    3,
    5,
    10,
    20,
    25,
    100
   ]
  },
  "excluded_ranges_m": [
   [
    40.0,
    90.0
   ],
   [
    130.0,
    160.0
   ]
  ],
  "review": [],
  "extent": [
   "descends_at_start"
  ]
 },
 "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_E4564-N2656.tif",
   "data/cache/at/bev-als_dtm_E4565-N2656.tif",
   "data/cache/at/bev-als_dtm_E4565-N2657.tif"
  ],
  "calculated_at": "2026-09-11T15:52:51+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.osm.pbf",
  "osm_snapshot": "",
  "run_id": "at-run2-260911",
  "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": [
   "E4564-N2656",
   "E4565-N2656",
   "E4565-N2657"
  ],
  "elevation_blocks": [
   "N2650000E4550000@2022-09-15"
  ],
  "climb_origin": "discovered",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Mallnitz",
  "county": "K\u00e4rnten",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}