{
 "ocl_version": "0.1.0",
 "name": "Discovered lane (47.2087, 11.8543)",
 "slug": "discovered-lane-47-2087-11-8543",
 "confidence": "U",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 50.618317772136834,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 162.0,
   "end_distance_m": 164.0,
   "start_elevation_m": 994.3521658301161,
   "end_elevation_m": 995.3645321855588,
   "min_gradient_pct": -9.824034784014657
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 50.02748460290908,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 161.0,
   "end_distance_m": 164.0,
   "start_elevation_m": 993.8637076474715,
   "end_elevation_m": 995.3645321855588,
   "min_gradient_pct": -9.807363851632545
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 49.13271439397249,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 160.0,
   "end_distance_m": 165.0,
   "start_elevation_m": 993.3836706306142,
   "end_elevation_m": 995.8403063503129,
   "min_gradient_pct": -8.701408480278587
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 45.16862918266838,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 159.0,
   "end_distance_m": 169.0,
   "start_elevation_m": 992.944001086264,
   "end_elevation_m": 997.4608640045309,
   "min_gradient_pct": -5.5868004545232
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 43.85576640925194,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 145.0,
   "end_distance_m": 165.0,
   "start_elevation_m": 987.0691530684625,
   "end_elevation_m": 995.8403063503129,
   "min_gradient_pct": 0.5170261357068284
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 43.28267579308931,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 141.0,
   "end_distance_m": 166.0,
   "start_elevation_m": 985.4323927195514,
   "end_elevation_m": 996.2530616678238,
   "min_gradient_pct": 1.8601497030485916,
   "lateral_min_pct": 43.29,
   "lateral_max_pct": 44.33
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 40.92075792130686,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 122.0,
   "end_distance_m": 172.0,
   "start_elevation_m": 978.2003842586521,
   "end_elevation_m": 998.6607632193055,
   "min_gradient_pct": 4.515169286617947
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 36.08086041110573,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 81.0,
   "end_distance_m": 181.0,
   "start_elevation_m": 965.5501790151682,
   "end_elevation_m": 1001.6310394262739,
   "min_gradient_pct": 6.146251325499634
  }
 ],
 "shape": {
  "ascent_concentration": 0.435,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 217.0,
  "shape_class": "sustained"
 },
 "length_m": 1132.3748488658807,
 "start_elevation_m": 942.3407619854117,
 "end_elevation_m": 1097.9133513427773,
 "endpoint_gain_m": 155.5725893573656,
 "overall_gradient_pct": 13.738612219547072,
 "accumulated_ascent_m": 156.75406238627977,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 49.13271439397249,
   "start_distance_m": 160.0,
   "end_distance_m": 165.0,
   "midpoint_distance_m": 162.5,
   "start_elevation_m": 993.3836706306142,
   "end_elevation_m": 995.8403063503129,
   "start_xy": [
    4461554.40629165,
    2678974.55694391
   ],
   "end_xy": [
    4461553.351606039,
    2678969.6723149996
   ]
  },
  "max_10m": {
   "gradient_pct": 45.16862918266838,
   "start_distance_m": 159.0,
   "end_distance_m": 169.0,
   "midpoint_distance_m": 164.0,
   "start_elevation_m": 992.944001086264,
   "end_elevation_m": 997.4608640045309,
   "start_xy": [
    4461554.625205867,
    2678975.532688019
   ],
   "end_xy": [
    4461552.745454372,
    2678965.7270537997
   ]
  },
  "max_20m": {
   "gradient_pct": 43.85576640925194,
   "start_distance_m": 145.0,
   "end_distance_m": 165.0,
   "midpoint_distance_m": 155.0,
   "start_elevation_m": 987.0691530684625,
   "end_elevation_m": 995.8403063503129,
   "start_xy": [
    4461561.220165806,
    2678987.8499398604
   ],
   "end_xy": [
    4461553.351606039,
    2678969.6723149996
   ]
  },
  "max_25m": {
   "gradient_pct": 43.28267579308931,
   "start_distance_m": 141.0,
   "end_distance_m": 166.0,
   "midpoint_distance_m": 153.5,
   "start_elevation_m": 985.4323927195514,
   "end_elevation_m": 996.2530616678238,
   "start_xy": [
    4461563.201747876,
    2678991.3242614106
   ],
   "end_xy": [
    4461553.2548553655,
    2678968.6770063504
   ]
  },
  "max_50m": {
   "gradient_pct": 40.92075792130686,
   "start_distance_m": 122.0,
   "end_distance_m": 172.0,
   "midpoint_distance_m": 147.0,
   "start_elevation_m": 978.2003842586521,
   "end_elevation_m": 998.6607632193055,
   "start_xy": [
    4461576.78111044,
    2678993.748958925
   ],
   "end_xy": [
    4461551.957207209,
    2678962.8334195307
   ]
  },
  "max_100m": {
   "gradient_pct": 36.08086041110573,
   "start_distance_m": 81.0,
   "end_distance_m": 181.0,
   "midpoint_distance_m": 131.0,
   "start_elevation_m": 965.5501790151682,
   "end_elevation_m": 1001.6310394262739,
   "start_xy": [
    4461601.205716836,
    2678960.8445052705
   ],
   "end_xy": [
    4461547.429639734,
    2678955.1078142016
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -8.701408480278587,
   "start_distance_m": 1127.0,
   "end_distance_m": 1132.0,
   "midpoint_distance_m": 1129.5,
   "start_elevation_m": 1098.388561865916,
   "end_elevation_m": 1097.953491441902,
   "start_xy": [
    4461269.73914631,
    2679149.003261709
   ],
   "end_xy": [
    4461268.3166446285,
    2679153.796641411
   ]
  },
  "min_10m": {
   "gradient_pct": -5.5868004545232,
   "start_distance_m": 1122.0,
   "end_distance_m": 1132.0,
   "midpoint_distance_m": 1127.0,
   "start_elevation_m": 1098.5121714873544,
   "end_elevation_m": 1097.953491441902,
   "start_xy": [
    4461271.161647992,
    2679144.2098820074
   ],
   "end_xy": [
    4461268.3166446285,
    2679153.796641411
   ]
  },
  "min_20m": {
   "gradient_pct": 0.5170261357068284,
   "start_distance_m": 1112.0,
   "end_distance_m": 1132.0,
   "midpoint_distance_m": 1122.0,
   "start_elevation_m": 1097.8500862147607,
   "end_elevation_m": 1097.953491441902,
   "start_xy": [
    4461274.006651356,
    2679134.623122604
   ],
   "end_xy": [
    4461268.3166446285,
    2679153.796641411
   ]
  },
  "min_25m": {
   "gradient_pct": 1.8601497030485916,
   "start_distance_m": 1107.0,
   "end_distance_m": 1132.0,
   "midpoint_distance_m": 1119.5,
   "start_elevation_m": 1097.48845401614,
   "end_elevation_m": 1097.953491441902,
   "start_xy": [
    4461275.429153038,
    2679129.8297429024
   ],
   "end_xy": [
    4461268.3166446285,
    2679153.796641411
   ]
  },
  "min_50m": {
   "gradient_pct": 4.515169286617947,
   "start_distance_m": 1082.0,
   "end_distance_m": 1132.0,
   "midpoint_distance_m": 1107.0,
   "start_elevation_m": 1095.6959067985931,
   "end_elevation_m": 1097.953491441902,
   "start_xy": [
    4461283.510499886,
    2679106.201252249
   ],
   "end_xy": [
    4461268.3166446285,
    2679153.796641411
   ]
  },
  "min_100m": {
   "gradient_pct": 6.146251325499634,
   "start_distance_m": 196.0,
   "end_distance_m": 296.0,
   "midpoint_distance_m": 246.0,
   "start_elevation_m": 1004.7871570433688,
   "end_elevation_m": 1010.9334083688684,
   "start_xy": [
    4461542.207701141,
    2678941.9220281173
   ],
   "end_xy": [
    4461528.456419243,
    2679019.3305436173
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 50.618317772136834,
   "start_distance_m": 162.0,
   "end_distance_m": 164.0,
   "midpoint_distance_m": 163.0,
   "start_elevation_m": 994.3521658301161,
   "end_elevation_m": 995.3645321855588,
   "start_xy": [
    4461553.9668570105,
    2678972.6058179494
   ],
   "end_xy": [
    4461553.52464801,
    2678970.655317706
   ]
  },
  "max_3m": {
   "gradient_pct": 50.02748460290908,
   "start_distance_m": 161.0,
   "end_distance_m": 164.0,
   "midpoint_distance_m": 162.5,
   "start_elevation_m": 993.8637076474715,
   "end_elevation_m": 995.3645321855588,
   "start_xy": [
    4461554.187377432,
    2678973.5811998015
   ],
   "end_xy": [
    4461553.52464801,
    2678970.655317706
   ]
  }
 },
 "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": {
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.006,
   "obstruction_max_height_m": 4.19,
   "flagged_windows_m": []
  },
  "review": [
   "max5_over_45",
   "max10_over_40"
  ],
  "extent": [
   "may_start_earlier"
  ],
  "lateral_stability": {
   "offsets_m": [
    -1.0,
    -0.5,
    0.0,
    0.5,
    1.0
   ],
   "windows": [
    {
     "window_m": 25,
     "min_pct": 43.29,
     "max_pct": 44.33
    },
    {
     "window_m": 10,
     "min_pct": 45.19,
     "max_pct": 49.72
    },
    {
     "window_m": 5,
     "min_pct": 47.3,
     "max_pct": 59.61
    }
   ]
  }
 },
 "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_E4461-N2678.tif",
   "data/cache/at/bev-als_dtm_E4461-N2679.tif"
  ],
  "calculated_at": "2026-09-11T07:10:41+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-run1-260911",
  "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": [
   "E4461-N2678",
   "E4461-N2679"
  ],
  "elevation_blocks": [
   "N2650000E4450000@2022-09-15"
  ],
  "climb_origin": "discovered",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Hippach",
  "county": "Tirol",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}