{
 "ocl_version": "0.1.0",
 "name": "Discovered lane (46.8829, 12.4968)",
 "slug": "discovered-lane-46-8829-12-4968",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 33.6821495313302,
   "diagnostic": true,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 1128.0,
   "end_distance_m": 1130.0,
   "start_elevation_m": 1761.138898730473,
   "end_elevation_m": 1761.8125417210997,
   "min_gradient_pct": -52.85344225364952,
   "suppressed_max_gradient_pct": 55.963377877867515,
   "suppressed_location_m": [
    1354.0,
    1356.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 32.640679761478474,
   "diagnostic": true,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 1127.0,
   "end_distance_m": 1130.0,
   "start_elevation_m": 1760.8333213282554,
   "end_elevation_m": 1761.8125417210997,
   "min_gradient_pct": -44.382770895276735,
   "suppressed_max_gradient_pct": 43.579857464881876,
   "suppressed_location_m": [
    1354.0,
    1357.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 29.33835238145093,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1127.0,
   "end_distance_m": 1132.0,
   "start_elevation_m": 1760.8333213282554,
   "end_elevation_m": 1762.300238947328,
   "min_gradient_pct": -34.7483691701882
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 28.1353553287704,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 1127.0,
   "end_distance_m": 1137.0,
   "start_elevation_m": 1760.8333213282554,
   "end_elevation_m": 1763.6468568611324,
   "min_gradient_pct": -22.389878574688282
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 25.867236927989552,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 1118.0,
   "end_distance_m": 1138.0,
   "start_elevation_m": 1758.7731867705018,
   "end_elevation_m": 1763.9466341560997,
   "min_gradient_pct": -16.0687530075586
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 25.298726939865446,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 1117.0,
   "end_distance_m": 1142.0,
   "start_elevation_m": 1758.5377366472314,
   "end_elevation_m": 1764.8624183821978,
   "min_gradient_pct": -12.900065776185329
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 22.61630175931714,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 1091.0,
   "end_distance_m": 1141.0,
   "start_elevation_m": 1753.3556750830878,
   "end_elevation_m": 1764.6638259627464,
   "min_gradient_pct": -4.9255917939958636
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 21.820228036262733,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 1042.0,
   "end_distance_m": 1142.0,
   "start_elevation_m": 1743.042190345935,
   "end_elevation_m": 1764.8624183821978,
   "min_gradient_pct": -3.904005989790676
  }
 ],
 "shape": {
  "ascent_concentration": 0.451,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 295.0,
  "shape_class": "stepped"
 },
 "length_m": 1455.4913384247707,
 "start_elevation_m": 1648.3897782608271,
 "end_elevation_m": 1794.5034099218892,
 "endpoint_gain_m": 146.11363166106207,
 "overall_gradient_pct": 10.038784003977375,
 "accumulated_ascent_m": 153.46908426036475,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 29.33835238145093,
   "start_distance_m": 1127.0,
   "end_distance_m": 1132.0,
   "midpoint_distance_m": 1129.5,
   "start_elevation_m": 1760.8333213282554,
   "end_elevation_m": 1762.300238947328,
   "start_xy": [
    4511332.883245469,
    2644303.9075256954
   ],
   "end_xy": [
    4511328.337293235,
    2644305.9894282594
   ]
  },
  "max_10m": {
   "gradient_pct": 28.1353553287704,
   "start_distance_m": 1127.0,
   "end_distance_m": 1137.0,
   "midpoint_distance_m": 1132.0,
   "start_elevation_m": 1760.8333213282554,
   "end_elevation_m": 1763.6468568611324,
   "start_xy": [
    4511332.883245469,
    2644303.9075256954
   ],
   "end_xy": [
    4511323.791341001,
    2644308.071330823
   ]
  },
  "max_20m": {
   "gradient_pct": 25.867236927989552,
   "start_distance_m": 1118.0,
   "end_distance_m": 1138.0,
   "midpoint_distance_m": 1128.0,
   "start_elevation_m": 1758.7731867705018,
   "end_elevation_m": 1763.9466341560997,
   "start_xy": [
    4511341.427632624,
    2644302.406050205
   ],
   "end_xy": [
    4511322.882150554,
    2644308.4877113355
   ]
  },
  "max_25m": {
   "gradient_pct": 25.298726939865446,
   "start_distance_m": 1117.0,
   "end_distance_m": 1142.0,
   "midpoint_distance_m": 1129.5,
   "start_elevation_m": 1758.5377366472314,
   "end_elevation_m": 1764.8624183821978,
   "start_xy": [
    4511342.421573894,
    2644302.515962684
   ],
   "end_xy": [
    4511319.368141325,
    2644310.3879352054
   ]
  },
  "max_50m": {
   "gradient_pct": 22.61630175931714,
   "start_distance_m": 1091.0,
   "end_distance_m": 1141.0,
   "midpoint_distance_m": 1116.0,
   "start_elevation_m": 1753.3556750830878,
   "end_elevation_m": 1764.6638259627464,
   "start_xy": [
    4511363.520911283,
    2644288.560253815
   ],
   "end_xy": [
    4511320.228757213,
    2644309.8786805593
   ]
  },
  "max_100m": {
   "gradient_pct": 21.820228036262733,
   "start_distance_m": 1042.0,
   "end_distance_m": 1142.0,
   "midpoint_distance_m": 1092.0,
   "start_elevation_m": 1743.042190345935,
   "end_elevation_m": 1764.8624183821978,
   "start_xy": [
    4511407.026794198,
    2644266.7934161713
   ],
   "end_xy": [
    4511319.368141325,
    2644310.3879352054
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -34.7483691701882,
   "start_distance_m": 1349.0,
   "end_distance_m": 1354.0,
   "midpoint_distance_m": 1351.5,
   "start_elevation_m": 1795.2806747183358,
   "end_elevation_m": 1793.5432562598264,
   "start_xy": [
    4511129.161571299,
    2644386.6890137075
   ],
   "end_xy": [
    4511128.260413853,
    2644391.1038482324
   ]
  },
  "min_10m": {
   "gradient_pct": -22.389878574688282,
   "start_distance_m": 1344.0,
   "end_distance_m": 1354.0,
   "midpoint_distance_m": 1349.0,
   "start_elevation_m": 1795.7822441172952,
   "end_elevation_m": 1793.5432562598264,
   "start_xy": [
    4511132.732761616,
    2644383.189499496
   ],
   "end_xy": [
    4511128.260413853,
    2644391.1038482324
   ]
  },
  "min_20m": {
   "gradient_pct": -16.0687530075586,
   "start_distance_m": 1334.0,
   "end_distance_m": 1354.0,
   "midpoint_distance_m": 1344.0,
   "start_elevation_m": 1796.7570068613381,
   "end_elevation_m": 1793.5432562598264,
   "start_xy": [
    4511140.846451846,
    2644377.391123919
   ],
   "end_xy": [
    4511128.260413853,
    2644391.1038482324
   ]
  },
  "min_25m": {
   "gradient_pct": -12.900065776185329,
   "start_distance_m": 1329.0,
   "end_distance_m": 1354.0,
   "midpoint_distance_m": 1341.5,
   "start_elevation_m": 1796.7682727038728,
   "end_elevation_m": 1793.5432562598264,
   "start_xy": [
    4511145.014655329,
    2644374.629588165
   ],
   "end_xy": [
    4511128.260413853,
    2644391.1038482324
   ]
  },
  "min_50m": {
   "gradient_pct": -4.9255917939958636,
   "start_distance_m": 1381.0,
   "end_distance_m": 1431.0,
   "midpoint_distance_m": 1406.0,
   "start_elevation_m": 1795.4112469194436,
   "end_elevation_m": 1792.9484510224456,
   "start_xy": [
    4511146.973947308,
    2644406.801416837
   ],
   "end_xy": [
    4511191.090929784,
    2644429.4623783603
   ]
  },
  "min_100m": {
   "gradient_pct": -3.904005989790676,
   "start_distance_m": 1332.0,
   "end_distance_m": 1432.0,
   "midpoint_distance_m": 1382.0,
   "start_elevation_m": 1796.8445646268715,
   "end_elevation_m": 1792.9405586370808,
   "start_xy": [
    4511142.513733239,
    2644376.286509617
   ],
   "end_xy": [
    4511191.597093963,
    2644430.3248155024
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 33.6821495313302,
   "start_distance_m": 1128.0,
   "end_distance_m": 1130.0,
   "midpoint_distance_m": 1129.0,
   "start_elevation_m": 1761.138898730473,
   "end_elevation_m": 1761.8125417210997,
   "start_xy": [
    4511331.974055022,
    2644304.3239062084
   ],
   "end_xy": [
    4511330.155674129,
    2644305.156667234
   ]
  },
  "max_3m": {
   "gradient_pct": 32.640679761478474,
   "start_distance_m": 1127.0,
   "end_distance_m": 1130.0,
   "midpoint_distance_m": 1128.5,
   "start_elevation_m": 1760.8333213282554,
   "end_elevation_m": 1761.8125417210997,
   "start_xy": [
    4511332.883245469,
    2644303.9075256954
   ],
   "end_xy": [
    4511330.155674129,
    2644305.156667234
   ]
  }
 },
 "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": 0.004,
   "windows_resited": [
    2.0,
    3.0
   ],
   "windows_unresolved": []
  },
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.062,
   "obstruction_max_height_m": 19.92,
   "flagged_windows_m": [
    10,
    20,
    25,
    50,
    100
   ]
  },
  "excluded_ranges_m": [
   [
    1353.0,
    1358.0
   ]
  ],
  "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_E4511-N2644.tif",
   "data/cache/at/bev-als_dtm_E4511-N2645.tif"
  ],
  "calculated_at": "2026-09-11T15:56:00+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": [
   "E4511-N2644",
   "E4511-N2645"
  ],
  "elevation_blocks": [
   "N2600000E4500000@2022-09-15"
  ],
  "climb_origin": "discovered",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Hopfgarten in Defereggen",
  "county": "Tirol",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}