{
 "ocl_version": "0.1.0",
 "name": "Discovered lane (47.2961, 11.1991)",
 "slug": "discovered-lane-47-2961-11-1991",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 23.305927556521056,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 193.0,
   "end_distance_m": 195.0,
   "start_elevation_m": 879.5426467774694,
   "end_elevation_m": 880.0087653285998,
   "min_gradient_pct": -4.288799407947863
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 22.904307481663484,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 192.0,
   "end_distance_m": 195.0,
   "start_elevation_m": 879.3216361041499,
   "end_elevation_m": 880.0087653285998,
   "min_gradient_pct": -4.0043754675177
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 22.28347796351045,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 1605.0,
   "end_distance_m": 1610.0,
   "start_elevation_m": 1028.9602774737996,
   "end_elevation_m": 1030.074451371975,
   "min_gradient_pct": -3.6694647242961764
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 21.89711690152194,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 185.0,
   "end_distance_m": 195.0,
   "start_elevation_m": 877.8190536384476,
   "end_elevation_m": 880.0087653285998,
   "min_gradient_pct": -3.4622461175274566
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 20.73105534539991,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 1600.0,
   "end_distance_m": 1620.0,
   "start_elevation_m": 1027.9760511260722,
   "end_elevation_m": 1032.1222621951522,
   "min_gradient_pct": -1.9196173092865365
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 20.19812950686446,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 1902.0,
   "end_distance_m": 1927.0,
   "start_elevation_m": 1063.779262763014,
   "end_elevation_m": 1068.8287951397301,
   "min_gradient_pct": -2.034510401708303
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 19.137952901580775,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 155.0,
   "end_distance_m": 205.0,
   "start_elevation_m": 872.1363133288611,
   "end_elevation_m": 881.7052897796515,
   "min_gradient_pct": -1.056697369457197
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 17.776622525832295,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 967.0,
   "end_distance_m": 1067.0,
   "start_elevation_m": 945.704593711799,
   "end_elevation_m": 963.4812162376313,
   "min_gradient_pct": -0.03623376413327151
  }
 ],
 "shape": {
  "ascent_concentration": 0.346,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 381.0,
  "shape_class": "sustained"
 },
 "length_m": 2623.365266692465,
 "start_elevation_m": 855.8054395805656,
 "end_elevation_m": 1120.2369694435943,
 "endpoint_gain_m": 264.4315298630287,
 "overall_gradient_pct": 10.079859378348162,
 "accumulated_ascent_m": 265.8415373208777,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 22.28347796351045,
   "start_distance_m": 1605.0,
   "end_distance_m": 1610.0,
   "midpoint_distance_m": 1607.5,
   "start_elevation_m": 1028.9602774737996,
   "end_elevation_m": 1030.074451371975,
   "start_xy": [
    4411528.716609268,
    2688338.331682632
   ],
   "end_xy": [
    4411529.565383637,
    2688343.2591142217
   ]
  },
  "max_10m": {
   "gradient_pct": 21.89711690152194,
   "start_distance_m": 185.0,
   "end_distance_m": 195.0,
   "midpoint_distance_m": 190.0,
   "start_elevation_m": 877.8190536384476,
   "end_elevation_m": 880.0087653285998,
   "start_xy": [
    4411983.579646725,
    2687132.561698755
   ],
   "end_xy": [
    4411987.677517468,
    2687141.681819059
   ]
  },
  "max_20m": {
   "gradient_pct": 20.73105534539991,
   "start_distance_m": 1600.0,
   "end_distance_m": 1620.0,
   "midpoint_distance_m": 1610.0,
   "start_elevation_m": 1027.9760511260722,
   "end_elevation_m": 1032.1222621951522,
   "start_xy": [
    4411527.908750146,
    2688333.3992038206
   ],
   "end_xy": [
    4411532.275864504,
    2688352.8676607255
   ]
  },
  "max_25m": {
   "gradient_pct": 20.19812950686446,
   "start_distance_m": 1902.0,
   "end_distance_m": 1927.0,
   "midpoint_distance_m": 1914.5,
   "start_elevation_m": 1063.779262763014,
   "end_elevation_m": 1068.8287951397301,
   "start_xy": [
    4411590.81938196,
    2688613.0771174002
   ],
   "end_xy": [
    4411601.304353593,
    2688635.694574249
   ]
  },
  "max_50m": {
   "gradient_pct": 19.137952901580775,
   "start_distance_m": 155.0,
   "end_distance_m": 205.0,
   "midpoint_distance_m": 180.0,
   "start_elevation_m": 872.1363133288611,
   "end_elevation_m": 881.7052897796515,
   "start_xy": [
    4411975.590026484,
    2687103.769276468
   ],
   "end_xy": [
    4411993.202705888,
    2687150.0168231335
   ]
  },
  "max_100m": {
   "gradient_pct": 17.776622525832295,
   "start_distance_m": 967.0,
   "end_distance_m": 1067.0,
   "midpoint_distance_m": 1017.0,
   "start_elevation_m": 945.704593711799,
   "end_elevation_m": 963.4812162376313,
   "start_xy": [
    4411707.950320054,
    2687760.5129519184
   ],
   "end_xy": [
    4411678.213310447,
    2687855.7457468812
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -3.6694647242961764,
   "start_distance_m": 338.0,
   "end_distance_m": 343.0,
   "midpoint_distance_m": 340.5,
   "start_elevation_m": 892.0509987542924,
   "end_elevation_m": 891.8675255180776,
   "start_xy": [
    4412004.849271235,
    2687279.2400697186
   ],
   "end_xy": [
    4412007.069865842,
    2687283.719908956
   ]
  },
  "min_10m": {
   "gradient_pct": -3.4622461175274566,
   "start_distance_m": 337.0,
   "end_distance_m": 347.0,
   "midpoint_distance_m": 342.0,
   "start_elevation_m": 892.0760052303472,
   "end_elevation_m": 891.7297806185944,
   "start_xy": [
    4412004.405152314,
    2687278.3441018714
   ],
   "end_xy": [
    4412008.846341528,
    2687287.3037803457
   ]
  },
  "min_20m": {
   "gradient_pct": -1.9196173092865365,
   "start_distance_m": 332.0,
   "end_distance_m": 352.0,
   "midpoint_distance_m": 342.0,
   "start_elevation_m": 892.1355662820671,
   "end_elevation_m": 891.7516428202098,
   "start_xy": [
    4412002.675325566,
    2687273.7098370474
   ],
   "end_xy": [
    4412011.059956503,
    2687291.786741817
   ]
  },
  "min_25m": {
   "gradient_pct": -2.034510401708303,
   "start_distance_m": 339.0,
   "end_distance_m": 364.0,
   "midpoint_distance_m": 351.5,
   "start_elevation_m": 892.0154735773604,
   "end_elevation_m": 891.5068459769333,
   "start_xy": [
    4412005.293390157,
    2687280.1360375662
   ],
   "end_xy": [
    4412015.523040209,
    2687302.9259017417
   ]
  },
  "min_50m": {
   "gradient_pct": -1.056697369457197,
   "start_distance_m": 334.0,
   "end_distance_m": 384.0,
   "midpoint_distance_m": 359.0,
   "start_elevation_m": 892.140505814457,
   "end_elevation_m": 891.6121571297284,
   "start_xy": [
    4412003.072795549,
    2687275.656198329
   ],
   "end_xy": [
    4412022.348326208,
    2687321.5867626676
   ]
  },
  "min_100m": {
   "gradient_pct": -0.03623376413327151,
   "start_distance_m": 334.0,
   "end_distance_m": 434.0,
   "midpoint_distance_m": 384.0,
   "start_elevation_m": 892.140505814457,
   "end_elevation_m": 892.1042720503237,
   "start_xy": [
    4412003.072795549,
    2687275.656198329
   ],
   "end_xy": [
    4411996.51389203,
    2687359.1108573955
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 23.305927556521056,
   "start_distance_m": 193.0,
   "end_distance_m": 195.0,
   "midpoint_distance_m": 194.0,
   "start_elevation_m": 879.5426467774694,
   "end_elevation_m": 880.0087653285998,
   "start_xy": [
    4411986.844663925,
    2687139.8650995167
   ],
   "end_xy": [
    4411987.677517468,
    2687141.681819059
   ]
  },
  "max_3m": {
   "gradient_pct": 22.904307481663484,
   "start_distance_m": 192.0,
   "end_distance_m": 195.0,
   "midpoint_distance_m": 193.5,
   "start_elevation_m": 879.3216361041499,
   "end_elevation_m": 880.0087653285998,
   "start_xy": [
    4411986.436536775,
    2687138.9521744214
   ],
   "end_xy": [
    4411987.677517468,
    2687141.681819059
   ]
  }
 },
 "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": 0.012,
   "windows_resited": [],
   "windows_unresolved": []
  },
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.262,
   "obstruction_max_height_m": 31.58,
   "flagged_windows_m": [
    5,
    10,
    20,
    25,
    50,
    100
   ]
  },
  "excluded_ranges_m": [
   [
    1760.0,
    1790.0
   ]
  ],
  "review": [],
  "extent": [
   "may_start_earlier"
  ]
 },
 "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_E4411-N2686.tif",
   "data/cache/at/bev-als_dtm_E4411-N2687.tif",
   "data/cache/at/bev-als_dtm_E4411-N2688.tif",
   "data/cache/at/bev-als_dtm_E4412-N2686.tif",
   "data/cache/at/bev-als_dtm_E4412-N2687.tif",
   "data/cache/at/bev-als_dtm_E4412-N2688.tif"
  ],
  "calculated_at": "2026-09-12T18:25:42+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-run3-260912",
  "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": [
   "E4411-N2686",
   "E4411-N2687",
   "E4411-N2688",
   "E4412-N2686",
   "E4412-N2687",
   "E4412-N2688"
  ],
  "elevation_blocks": [
   "N2650000E4400000@2022-09-15"
  ],
  "climb_origin": "discovered",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Zirl",
  "county": "Tirol",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}