{
 "ocl_version": "0.1.0",
 "name": "Discovered lane (46.7525, 14.2233)",
 "slug": "discovered-lane-46-7525-14-2233",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 48.435910239726354,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 1824.0,
   "end_distance_m": 1826.0,
   "start_elevation_m": 894.6661179347564,
   "end_elevation_m": 895.6348361395509,
   "min_gradient_pct": -33.81967995821924,
   "suppressed_max_gradient_pct": 81.23137253087975,
   "suppressed_location_m": [
    2552.0,
    2554.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 45.09105045783599,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "no_bench_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 1824.0,
   "end_distance_m": 1827.0,
   "start_elevation_m": 894.6661179347564,
   "end_elevation_m": 896.0188494484914,
   "min_gradient_pct": -23.939133838151367,
   "suppressed_max_gradient_pct": 72.39901569472902,
   "suppressed_location_m": [
    2552.0,
    2555.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 39.76640038054029,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "no_bench_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 1823.0,
   "end_distance_m": 1828.0,
   "start_elevation_m": 894.3248498530463,
   "end_elevation_m": 896.3131698720733,
   "min_gradient_pct": -17.509269285660594,
   "suppressed_max_gradient_pct": 59.00099697437781,
   "suppressed_location_m": [
    2551.0,
    2556.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 34.24460548377169,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 1648.0,
   "end_distance_m": 1658.0,
   "start_elevation_m": 855.9963096217577,
   "end_elevation_m": 859.4207701701349,
   "min_gradient_pct": -16.118884617142157,
   "suppressed_max_gradient_pct": 43.18332187960095,
   "suppressed_location_m": [
    2551.0,
    2561.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 32.490201585771956,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 1641.0,
   "end_distance_m": 1661.0,
   "start_elevation_m": 854.0267987890077,
   "end_elevation_m": 860.5248391061621,
   "min_gradient_pct": -12.314862655998695,
   "suppressed_max_gradient_pct": 33.46231357796057,
   "suppressed_location_m": [
    2551.0,
    2571.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 30.951799361288067,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 1607.0,
   "end_distance_m": 1632.0,
   "start_elevation_m": 845.4835089846977,
   "end_elevation_m": 853.2214588250197,
   "min_gradient_pct": -11.926295728019795
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 27.46678739874733,
   "diagnostic": false,
   "flags": [
    "no_bench_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 1612.0,
   "end_distance_m": 1662.0,
   "start_elevation_m": 847.0447552792668,
   "end_elevation_m": 860.7781489786405,
   "min_gradient_pct": -10.471173466821256,
   "suppressed_max_gradient_pct": 29.145736906986258,
   "suppressed_location_m": [
    1641.0,
    1691.0
   ]
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 21.950710770145747,
   "diagnostic": false,
   "flags": [
    "no_bench_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 2241.0,
   "end_distance_m": 2341.0,
   "start_elevation_m": 949.0211892316206,
   "end_elevation_m": 970.9719000017664,
   "min_gradient_pct": -8.937929177051274,
   "suppressed_max_gradient_pct": 27.39304835482085,
   "suppressed_location_m": [
    1614.0,
    1714.0
   ]
  }
 ],
 "shape": {
  "ascent_concentration": 0.417,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 822.0,
  "shape_class": "sustained"
 },
 "length_m": 4406.003841719507,
 "start_elevation_m": 664.2642056179168,
 "end_elevation_m": 1149.5851309143056,
 "endpoint_gain_m": 485.32092529638885,
 "overall_gradient_pct": 11.014990969844122,
 "accumulated_ascent_m": 512.6353399326023,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 39.76640038054029,
   "start_distance_m": 1823.0,
   "end_distance_m": 1828.0,
   "midpoint_distance_m": 1825.5,
   "start_elevation_m": 894.3248498530463,
   "end_elevation_m": 896.3131698720733,
   "start_xy": [
    4643646.3994613495,
    2635665.328008201
   ],
   "end_xy": [
    4643644.2515911115,
    2635660.8128500157
   ]
  },
  "max_10m": {
   "gradient_pct": 34.24460548377169,
   "start_distance_m": 1648.0,
   "end_distance_m": 1658.0,
   "midpoint_distance_m": 1653.0,
   "start_elevation_m": 855.9963096217577,
   "end_elevation_m": 859.4207701701349,
   "start_xy": [
    4643781.037287579,
    2635749.0030908356
   ],
   "end_xy": [
    4643771.388162343,
    2635751.628806393
   ]
  },
  "max_20m": {
   "gradient_pct": 32.490201585771956,
   "start_distance_m": 1641.0,
   "end_distance_m": 1661.0,
   "midpoint_distance_m": 1651.0,
   "start_elevation_m": 854.0267987890077,
   "end_elevation_m": 860.5248391061621,
   "start_xy": [
    4643787.7916752435,
    2635747.165089946
   ],
   "end_xy": [
    4643768.493424772,
    2635752.4165210607
   ]
  },
  "max_25m": {
   "gradient_pct": 30.951799361288067,
   "start_distance_m": 1607.0,
   "end_distance_m": 1632.0,
   "midpoint_distance_m": 1619.5,
   "start_elevation_m": 845.4835089846977,
   "end_elevation_m": 853.2214588250197,
   "start_xy": [
    4643821.392432746,
    2635742.1058213166
   ],
   "end_xy": [
    4643796.633858075,
    2635745.571795974
   ]
  },
  "max_50m": {
   "gradient_pct": 27.46678739874733,
   "start_distance_m": 1612.0,
   "end_distance_m": 1662.0,
   "midpoint_distance_m": 1637.0,
   "start_elevation_m": 847.0447552792668,
   "end_elevation_m": 860.7781489786405,
   "start_xy": [
    4643816.440717812,
    2635742.799016248
   ],
   "end_xy": [
    4643767.5261000395,
    2635752.660128658
   ]
  },
  "max_100m": {
   "gradient_pct": 21.950710770145747,
   "start_distance_m": 2241.0,
   "end_distance_m": 2341.0,
   "midpoint_distance_m": 2291.0,
   "start_elevation_m": 949.0211892316206,
   "end_elevation_m": 970.9719000017664,
   "start_xy": [
    4643433.302219708,
    2635320.7520426014
   ],
   "end_xy": [
    4643420.263594074,
    2635225.0500617377
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -17.509269285660594,
   "start_distance_m": 9.0,
   "end_distance_m": 14.0,
   "midpoint_distance_m": 11.5,
   "start_elevation_m": 663.4802442829065,
   "end_elevation_m": 662.6047808186235,
   "start_xy": [
    4644066.188463813,
    2635054.353402595
   ],
   "end_xy": [
    4644068.281562202,
    2635058.894210798
   ]
  },
  "min_10m": {
   "gradient_pct": -16.118884617142157,
   "start_distance_m": 5.0,
   "end_distance_m": 15.0,
   "midpoint_distance_m": 10.0,
   "start_elevation_m": 664.0786276186651,
   "end_elevation_m": 662.4667391569509,
   "start_xy": [
    4644067.109444904,
    2635050.5438373527
   ],
   "end_xy": [
    4644068.70018188,
    2635059.8023724384
   ]
  },
  "min_20m": {
   "gradient_pct": -12.314862655998695,
   "start_distance_m": 4042.0,
   "end_distance_m": 4062.0,
   "midpoint_distance_m": 4052.0,
   "start_elevation_m": 1131.4516662692522,
   "end_elevation_m": 1128.9886937380525,
   "start_xy": [
    4642825.891995662,
    2635463.7527820035
   ],
   "end_xy": [
    4642825.980441091,
    2635483.752586438
   ]
  },
  "min_25m": {
   "gradient_pct": -11.926295728019795,
   "start_distance_m": 4039.0,
   "end_distance_m": 4064.0,
   "midpoint_distance_m": 4051.5,
   "start_elevation_m": 1131.7761772607203,
   "end_elevation_m": 1128.7946033287153,
   "start_xy": [
    4642825.878728847,
    2635460.7528113383
   ],
   "end_xy": [
    4642825.989285634,
    2635485.752566881
   ]
  },
  "min_50m": {
   "gradient_pct": -10.471173466821256,
   "start_distance_m": 4022.0,
   "end_distance_m": 4072.0,
   "midpoint_distance_m": 4047.0,
   "start_elevation_m": 1133.2053110923105,
   "end_elevation_m": 1127.9697243588998,
   "start_xy": [
    4642822.621254727,
    2635444.070823085
   ],
   "end_xy": [
    4642824.226858426,
    2635493.0556650213
   ]
  },
  "min_100m": {
   "gradient_pct": -8.937929177051274,
   "start_distance_m": 3973.0,
   "end_distance_m": 4073.0,
   "midpoint_distance_m": 4023.0,
   "start_elevation_m": 1136.8453431293249,
   "end_elevation_m": 1127.9074139522736,
   "start_xy": [
    4642804.282929901,
    2635399.0088670976
   ],
   "end_xy": [
    4642823.54965206,
    2635493.7914581555
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 48.435910239726354,
   "start_distance_m": 1824.0,
   "end_distance_m": 1826.0,
   "midpoint_distance_m": 1825.0,
   "start_elevation_m": 894.6661179347564,
   "end_elevation_m": 895.6348361395509,
   "start_xy": [
    4643645.969887302,
    2635664.424976564
   ],
   "end_xy": [
    4643645.110739207,
    2635662.6189132896
   ]
  },
  "max_3m": {
   "gradient_pct": 45.09105045783599,
   "start_distance_m": 1824.0,
   "end_distance_m": 1827.0,
   "midpoint_distance_m": 1825.5,
   "start_elevation_m": 894.6661179347564,
   "end_elevation_m": 896.0188494484914,
   "start_xy": [
    4643645.969887302,
    2635664.424976564
   ],
   "end_xy": [
    4643644.681165159,
    2635661.7158816527
   ]
  }
 },
 "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": 0.006,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0
   ],
   "windows_unresolved": []
  },
  "no_bench_suppression": {
   "masked_fraction": 0.111,
   "windows_resited": [
    3.0,
    5.0,
    50.0,
    100.0
   ],
   "windows_unresolved": []
  },
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.477,
   "obstruction_max_height_m": 35.03,
   "flagged_windows_m": [
    2,
    3,
    5,
    10,
    20,
    25,
    50,
    100
   ]
  },
  "excluded_ranges_m": [
   [
    1363.0,
    1369.0
   ],
   [
    1480.0,
    1540.0
   ],
   [
    1550.0,
    1590.0
   ],
   [
    1670.0,
    1750.0
   ],
   [
    1830.0,
    1920.0
   ],
   [
    2154.0,
    2160.0
   ],
   [
    2362.0,
    2368.0
   ],
   [
    2400.0,
    2560.0
   ],
   [
    2760.0,
    2790.0
   ]
  ],
  "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_E4642-N2635.tif",
   "data/cache/at/bev-als_dtm_E4643-N2635.tif",
   "data/cache/at/bev-als_dtm_E4644-N2635.tif"
  ],
  "calculated_at": "2026-09-11T15:53:34+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": [
   "E4642-N2635",
   "E4643-N2635",
   "E4644-N2635"
  ],
  "elevation_blocks": [
   "N2600000E4600000@2022-09-15"
  ],
  "climb_origin": "discovered",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Liebenfels",
  "county": "K\u00e4rnten",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}