{
 "ocl_version": "0.1.0",
 "name": "Discovered lane (47.1237, 10.6429)",
 "slug": "discovered-lane-47-1237-10-6429",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 45.85208894469588,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 9.0,
   "end_distance_m": 11.0,
   "start_elevation_m": 1315.420786525578,
   "end_elevation_m": 1316.337828304472,
   "min_gradient_pct": -7.348980098345237
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 43.05855233241497,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 8.0,
   "end_distance_m": 11.0,
   "start_elevation_m": 1315.0460717344995,
   "end_elevation_m": 1316.337828304472,
   "min_gradient_pct": -7.097868791523372
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 39.34937280673239,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 6.0,
   "end_distance_m": 11.0,
   "start_elevation_m": 1314.3703596641353,
   "end_elevation_m": 1316.337828304472,
   "min_gradient_pct": -5.668452048917061
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 37.935496932352635,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 2.0,
   "end_distance_m": 12.0,
   "start_elevation_m": 1312.8648488224474,
   "end_elevation_m": 1316.6583985156826,
   "min_gradient_pct": 0.7742444389464254
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 28.93307509435317,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 2.0,
   "end_distance_m": 22.0,
   "start_elevation_m": 1312.8648488224474,
   "end_elevation_m": 1318.651463841318,
   "min_gradient_pct": 2.731178557203293
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 27.196553926317392,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 2.0,
   "end_distance_m": 27.0,
   "start_elevation_m": 1312.8648488224474,
   "end_elevation_m": 1319.6639873040267,
   "min_gradient_pct": 2.5776041185472423
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 25.810426887728227,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 414.0,
   "end_distance_m": 464.0,
   "start_elevation_m": 1396.4793044164462,
   "end_elevation_m": 1409.3845178603103,
   "min_gradient_pct": 4.105492895281259
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 23.631846539265553,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 140.0,
   "end_distance_m": 240.0,
   "start_elevation_m": 1341.0431255506192,
   "end_elevation_m": 1364.6749720898847,
   "min_gradient_pct": 5.727228795044994
  }
 ],
 "shape": {
  "ascent_concentration": 0.312,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 511.0,
  "shape_class": "sustained"
 },
 "length_m": 677.2999999999413,
 "start_elevation_m": 1312.8161827697868,
 "end_elevation_m": 1432.488556677231,
 "endpoint_gain_m": 119.67237390744413,
 "overall_gradient_pct": 17.669034978215635,
 "accumulated_ascent_m": 120.1462049416366,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 39.34937280673239,
   "start_distance_m": 6.0,
   "end_distance_m": 11.0,
   "midpoint_distance_m": 8.5,
   "start_elevation_m": 1314.3703596641353,
   "end_elevation_m": 1316.337828304472,
   "start_xy": [
    4369835.548525554,
    2667996.811989562
   ],
   "end_xy": [
    4369840.547292514,
    2667996.9230064354
   ]
  },
  "max_10m": {
   "gradient_pct": 37.935496932352635,
   "start_distance_m": 2.0,
   "end_distance_m": 12.0,
   "midpoint_distance_m": 7.0,
   "start_elevation_m": 1312.8648488224474,
   "end_elevation_m": 1316.6583985156826,
   "start_xy": [
    4369831.549516176,
    2667996.722989356
   ],
   "end_xy": [
    4369841.547050601,
    2667996.945001113
   ]
  },
  "max_20m": {
   "gradient_pct": 28.93307509435317,
   "start_distance_m": 2.0,
   "end_distance_m": 22.0,
   "midpoint_distance_m": 12.0,
   "start_elevation_m": 1312.8648488224474,
   "end_elevation_m": 1318.651463841318,
   "start_xy": [
    4369831.549516176,
    2667996.722989356
   ],
   "end_xy": [
    4369851.544608022,
    2667997.1659913766
   ]
  },
  "max_25m": {
   "gradient_pct": 27.196553926317392,
   "start_distance_m": 2.0,
   "end_distance_m": 27.0,
   "midpoint_distance_m": 14.5,
   "start_elevation_m": 1312.8648488224474,
   "end_elevation_m": 1319.6639873040267,
   "start_xy": [
    4369831.549516176,
    2667996.722989356
   ],
   "end_xy": [
    4369856.501598572,
    2667997.540886901
   ]
  },
  "max_50m": {
   "gradient_pct": 25.810426887728227,
   "start_distance_m": 414.0,
   "end_distance_m": 464.0,
   "midpoint_distance_m": 439.0,
   "start_elevation_m": 1396.4793044164462,
   "end_elevation_m": 1409.3845178603103,
   "start_xy": [
    4370207.665783788,
    2668139.4450083696
   ],
   "end_xy": [
    4370254.8681460405,
    2668155.720335561
   ]
  },
  "max_100m": {
   "gradient_pct": 23.631846539265553,
   "start_distance_m": 140.0,
   "end_distance_m": 240.0,
   "midpoint_distance_m": 190.0,
   "start_elevation_m": 1341.0431255506192,
   "end_elevation_m": 1364.6749720898847,
   "start_xy": [
    4369961.872644844,
    2668034.7674540514
   ],
   "end_xy": [
    4370056.925275552,
    2668055.551518142
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -5.668452048917061,
   "start_distance_m": 628.0,
   "end_distance_m": 633.0,
   "midpoint_distance_m": 630.5,
   "start_elevation_m": 1425.3312475582957,
   "end_elevation_m": 1425.0478249558498,
   "start_xy": [
    4370396.772361931,
    2668117.16156325
   ],
   "end_xy": [
    4370393.853336286,
    2668120.932675186
   ]
  },
  "min_10m": {
   "gradient_pct": 0.7742444389464254,
   "start_distance_m": 624.0,
   "end_distance_m": 634.0,
   "midpoint_distance_m": 629.0,
   "start_elevation_m": 1425.0345002053648,
   "end_elevation_m": 1425.1119246492594,
   "start_xy": [
    4370392.939931182,
    2668118.2445625216
   ],
   "end_xy": [
    4370393.222442582,
    2668121.708544463
   ]
  },
  "min_20m": {
   "gradient_pct": 2.731178557203293,
   "start_distance_m": 508.0,
   "end_distance_m": 528.0,
   "midpoint_distance_m": 518.0,
   "start_elevation_m": 1418.1049566960935,
   "end_elevation_m": 1418.6511924075342,
   "start_xy": [
    4370297.3782593,
    2668161.1885685744
   ],
   "end_xy": [
    4370313.591052388,
    2668165.294679791
   ]
  },
  "min_25m": {
   "gradient_pct": 2.5776041185472423,
   "start_distance_m": 507.0,
   "end_distance_m": 532.0,
   "midpoint_distance_m": 519.5,
   "start_elevation_m": 1418.0893325419459,
   "end_elevation_m": 1418.7337335715827,
   "start_xy": [
    4370296.400136049,
    2668161.3965947875
   ],
   "end_xy": [
    4370316.6807824345,
    2668162.7546200245
   ]
  },
  "min_50m": {
   "gradient_pct": 4.105492895281259,
   "start_distance_m": 507.0,
   "end_distance_m": 557.0,
   "midpoint_distance_m": 532.0,
   "start_elevation_m": 1418.0893325419459,
   "end_elevation_m": 1420.1420789895865,
   "start_xy": [
    4370296.400136049,
    2668161.3965947875
   ],
   "end_xy": [
    4370331.468913657,
    2668142.7061365903
   ]
  },
  "min_100m": {
   "gradient_pct": 5.727228795044994,
   "start_distance_m": 507.0,
   "end_distance_m": 607.0,
   "midpoint_distance_m": 557.0,
   "start_elevation_m": 1418.0893325419459,
   "end_elevation_m": 1423.8165613369908,
   "start_xy": [
    4370296.400136049,
    2668161.3965947875
   ],
   "end_xy": [
    4370376.478617739,
    2668122.456665899
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 45.85208894469588,
   "start_distance_m": 9.0,
   "end_distance_m": 11.0,
   "midpoint_distance_m": 10.0,
   "start_elevation_m": 1315.420786525578,
   "end_elevation_m": 1316.337828304472,
   "start_xy": [
    4369838.547799333,
    2667996.8779955856
   ],
   "end_xy": [
    4369840.547292514,
    2667996.9230064354
   ]
  },
  "max_3m": {
   "gradient_pct": 43.05855233241497,
   "start_distance_m": 8.0,
   "end_distance_m": 11.0,
   "midpoint_distance_m": 9.5,
   "start_elevation_m": 1315.0460717344995,
   "end_elevation_m": 1316.337828304472,
   "start_xy": [
    4369837.548041245,
    2667996.8560009077
   ],
   "end_xy": [
    4369840.547292514,
    2667996.9230064354
   ]
  }
 },
 "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": 0.345,
   "obstruction_max_height_m": 22.86,
   "flagged_windows_m": [
    50,
    100
   ]
  },
  "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_E4369-N2667.tif",
   "data/cache/at/bev-als_dtm_E4369-N2668.tif",
   "data/cache/at/bev-als_dtm_E4370-N2667.tif",
   "data/cache/at/bev-als_dtm_E4370-N2668.tif"
  ],
  "calculated_at": "2026-09-12T20:01:15+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-extent3-260912",
  "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": [
   "E4369-N2667",
   "E4369-N2668",
   "E4370-N2667",
   "E4370-N2668"
  ],
  "elevation_blocks": [
   "N2650000E4350000@2022-09-15"
  ],
  "route_cut_m": 677.3,
  "climb_origin": "discovered",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Flie\u00df",
  "county": "Tirol",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}