{
 "ocl_version": "0.1.0",
 "name": "Discovered lane (46.9968, 14.1979)",
 "slug": "discovered-lane-46-9968-14-1979",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 35.473050450696064,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "texture_excluded",
    "texture_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 290.0,
   "end_distance_m": 292.0,
   "start_elevation_m": 1110.7495434332714,
   "end_elevation_m": 1111.4590044422853,
   "min_gradient_pct": -24.604689744899133,
   "suppressed_max_gradient_pct": 76.53033469792945,
   "suppressed_location_m": [
    1831.0,
    1833.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 30.626494338813853,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "texture_excluded",
    "texture_excluded",
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 1811.0,
   "end_distance_m": 1814.0,
   "start_elevation_m": 1257.7064924022618,
   "end_elevation_m": 1258.6252872324262,
   "min_gradient_pct": -23.9283420979973,
   "suppressed_max_gradient_pct": 71.95729476741992,
   "suppressed_location_m": [
    1830.0,
    1833.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 25.852176833118392,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "texture_excluded",
    "texture_excluded",
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 1811.0,
   "end_distance_m": 1816.0,
   "start_elevation_m": 1257.7064924022618,
   "end_elevation_m": 1258.9991012439177,
   "min_gradient_pct": -20.51858259031178,
   "suppressed_max_gradient_pct": 68.96739003939274,
   "suppressed_location_m": [
    1828.0,
    1833.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 20.279057029249543,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "texture_excluded",
    "texture_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 289.0,
   "end_distance_m": 299.0,
   "start_elevation_m": 1110.6028437569664,
   "end_elevation_m": 1112.6307494598914,
   "min_gradient_pct": -12.441086955830087,
   "suppressed_max_gradient_pct": 47.16052784425756,
   "suppressed_location_m": [
    1827.0,
    1837.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 16.67584583326743,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "texture_excluded",
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 580.0,
   "end_distance_m": 600.0,
   "start_elevation_m": 1134.7578032972779,
   "end_elevation_m": 1138.0929724639313,
   "min_gradient_pct": -5.3630157607938145,
   "suppressed_max_gradient_pct": 25.810868264162536,
   "suppressed_location_m": [
    367.0,
    387.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 15.316663097561104,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "texture_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 250.0,
   "end_distance_m": 275.0,
   "start_elevation_m": 1105.5591342926919,
   "end_elevation_m": 1109.3883000670821,
   "min_gradient_pct": -5.457331897345284,
   "suppressed_max_gradient_pct": 24.36024765307866,
   "suppressed_location_m": [
    1810.0,
    1835.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 14.788613917137809,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 247.0,
   "end_distance_m": 297.0,
   "start_elevation_m": 1105.122354418843,
   "end_elevation_m": 1112.516661377412,
   "min_gradient_pct": -0.9641327129706951,
   "suppressed_max_gradient_pct": 18.460903751814385,
   "suppressed_location_m": [
    1809.0,
    1859.0
   ]
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 13.66041871063726,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 197.0,
   "end_distance_m": 297.0,
   "start_elevation_m": 1098.8562426667747,
   "end_elevation_m": 1112.516661377412,
   "min_gradient_pct": 5.083731021655922
  }
 ],
 "shape": {
  "ascent_concentration": 0.274,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 190.0,
  "shape_class": "sustained"
 },
 "length_m": 1991.6440164829912,
 "start_elevation_m": 1076.8565650594717,
 "end_elevation_m": 1277.0967224645892,
 "endpoint_gain_m": 200.24015740511754,
 "overall_gradient_pct": 10.05401345561332,
 "accumulated_ascent_m": 210.2809504468721,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 25.852176833118392,
   "start_distance_m": 1811.0,
   "end_distance_m": 1816.0,
   "midpoint_distance_m": 1813.5,
   "start_elevation_m": 1257.7064924022618,
   "end_elevation_m": 1258.9991012439177,
   "start_xy": [
    4640300.578060335,
    2662906.869127885
   ],
   "end_xy": [
    4640298.61164198,
    2662911.466213794
   ]
  },
  "max_10m": {
   "gradient_pct": 20.279057029249543,
   "start_distance_m": 289.0,
   "end_distance_m": 299.0,
   "midpoint_distance_m": 294.0,
   "start_elevation_m": 1110.6028437569664,
   "end_elevation_m": 1112.6307494598914,
   "start_xy": [
    4640389.823086377,
    2662284.8824692825
   ],
   "end_xy": [
    4640392.462707143,
    2662275.237138692
   ]
  },
  "max_20m": {
   "gradient_pct": 16.67584583326743,
   "start_distance_m": 580.0,
   "end_distance_m": 600.0,
   "midpoint_distance_m": 590.0,
   "start_elevation_m": 1134.7578032972779,
   "end_elevation_m": 1138.0929724639313,
   "start_xy": [
    4640473.3830460915,
    2662167.8298907103
   ],
   "end_xy": [
    4640482.8918141415,
    2662150.2349104555
   ]
  },
  "max_25m": {
   "gradient_pct": 15.316663097561104,
   "start_distance_m": 250.0,
   "end_distance_m": 275.0,
   "midpoint_distance_m": 262.5,
   "start_elevation_m": 1105.5591342926919,
   "end_elevation_m": 1109.3883000670821,
   "start_xy": [
    4640373.491230924,
    2662271.5743362056
   ],
   "end_xy": [
    4640380.254805807,
    2662294.3576100143
   ]
  },
  "max_50m": {
   "gradient_pct": 14.788613917137809,
   "start_distance_m": 247.0,
   "end_distance_m": 297.0,
   "midpoint_distance_m": 272.0,
   "start_elevation_m": 1105.122354418843,
   "end_elevation_m": 1112.516661377412,
   "start_xy": [
    4640373.417892926,
    2662268.5752327503
   ],
   "end_xy": [
    4640391.93478299,
    2662277.1662048097
   ]
  },
  "max_100m": {
   "gradient_pct": 13.66041871063726,
   "start_distance_m": 197.0,
   "end_distance_m": 297.0,
   "midpoint_distance_m": 247.0,
   "start_elevation_m": 1098.8562426667747,
   "end_elevation_m": 1112.516661377412,
   "start_xy": [
    4640372.195592967,
    2662218.5901751546
   ],
   "end_xy": [
    4640391.93478299,
    2662277.1662048097
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -20.51858259031178,
   "start_distance_m": 398.0,
   "end_distance_m": 403.0,
   "midpoint_distance_m": 400.5,
   "start_elevation_m": 1122.829816987993,
   "end_elevation_m": 1121.8038878584773,
   "start_xy": [
    4640413.658237426,
    2662269.973410933
   ],
   "end_xy": [
    4640412.902297621,
    2662274.9159360984
   ]
  },
  "min_10m": {
   "gradient_pct": -12.441086955830087,
   "start_distance_m": 394.0,
   "end_distance_m": 404.0,
   "midpoint_distance_m": 399.0,
   "start_elevation_m": 1122.989230254397,
   "end_elevation_m": 1121.745121558814,
   "start_xy": [
    4640414.26298927,
    2662266.0193908005
   ],
   "end_xy": [
    4640412.751109659,
    2662275.9044411313
   ]
  },
  "min_20m": {
   "gradient_pct": -5.3630157607938145,
   "start_distance_m": 1790.0,
   "end_distance_m": 1810.0,
   "midpoint_distance_m": 1800.0,
   "start_elevation_m": 1258.6083168457983,
   "end_elevation_m": 1257.5357136936395,
   "start_xy": [
    4640308.837017425,
    2662887.5613670675
   ],
   "end_xy": [
    4640300.971344006,
    2662905.9497107035
   ]
  },
  "min_25m": {
   "gradient_pct": -5.457331897345284,
   "start_distance_m": 1785.0,
   "end_distance_m": 1810.0,
   "midpoint_distance_m": 1797.5,
   "start_elevation_m": 1258.9000466679759,
   "end_elevation_m": 1257.5357136936395,
   "start_xy": [
    4640310.80343578,
    2662882.9642811585
   ],
   "end_xy": [
    4640300.971344006,
    2662905.9497107035
   ]
  },
  "min_50m": {
   "gradient_pct": -0.9641327129706951,
   "start_distance_m": 1761.0,
   "end_distance_m": 1811.0,
   "midpoint_distance_m": 1786.0,
   "start_elevation_m": 1258.1885587587471,
   "end_elevation_m": 1257.7064924022618,
   "start_xy": [
    4640320.242243882,
    2662860.8982687956
   ],
   "end_xy": [
    4640300.578060335,
    2662906.869127885
   ]
  },
  "min_100m": {
   "gradient_pct": 5.083731021655922,
   "start_distance_m": 1710.0,
   "end_distance_m": 1810.0,
   "midpoint_distance_m": 1760.0,
   "start_elevation_m": 1252.4519826719836,
   "end_elevation_m": 1257.5357136936395,
   "start_xy": [
    4640340.125459433,
    2662813.977300346
   ],
   "end_xy": [
    4640300.971344006,
    2662905.9497107035
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 35.473050450696064,
   "start_distance_m": 290.0,
   "end_distance_m": 292.0,
   "midpoint_distance_m": 291.0,
   "start_elevation_m": 1110.7495434332714,
   "end_elevation_m": 1111.4590044422853,
   "start_xy": [
    4640390.087048453,
    2662283.9179362236
   ],
   "end_xy": [
    4640390.614972607,
    2662281.9888701052
   ]
  },
  "max_3m": {
   "gradient_pct": 30.626494338813853,
   "start_distance_m": 1811.0,
   "end_distance_m": 1814.0,
   "midpoint_distance_m": 1812.5,
   "start_elevation_m": 1257.7064924022618,
   "end_elevation_m": 1258.6252872324262,
   "start_xy": [
    4640300.578060335,
    2662906.869127885
   ],
   "end_xy": [
    4640299.398209322,
    2662909.6273794305
   ]
  }
 },
 "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": 0.018,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0,
    50.0
   ],
   "windows_unresolved": []
  },
  "no_bench_suppression": {
   "masked_fraction": 0.113,
   "windows_resited": [],
   "windows_unresolved": []
  },
  "placement_suppression": {
   "masked_fraction": 0.113,
   "windows_resited": [],
   "windows_unresolved": []
  },
  "texture_suppression": {
   "masked_fraction": 0.141,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0
   ],
   "windows_unresolved": []
  },
  "texture_windows": {
   "rounds": 3,
   "windows_masked": [
    {
     "window_m": 25.0,
     "start_m": 1643.0,
     "end_m": 1668.0,
     "raw_pct": 17.66,
     "reason": "hump"
    },
    {
     "window_m": 20.0,
     "start_m": 1643.0,
     "end_m": 1663.0,
     "raw_pct": 19.72,
     "reason": "hump"
    },
    {
     "window_m": 10.0,
     "start_m": 1648.0,
     "end_m": 1658.0,
     "raw_pct": 27.59,
     "reason": "hump"
    },
    {
     "window_m": 5.0,
     "start_m": 1648.0,
     "end_m": 1653.0,
     "raw_pct": 35.65,
     "reason": "hump+short-step"
    },
    {
     "window_m": 10.0,
     "start_m": 1848.0,
     "end_m": 1858.0,
     "raw_pct": 25.26,
     "reason": "hump+short-step"
    },
    {
     "window_m": 5.0,
     "start_m": 1310.0,
     "end_m": 1315.0,
     "raw_pct": 26.54,
     "reason": "short-step"
    }
   ],
   "advisory": [],
   "unresolved": []
  },
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.439,
   "obstruction_max_height_m": 28.11,
   "flagged_windows_m": [
    3,
    5,
    20
   ]
  },
  "excluded_ranges_m": [
   [
    370.0,
    400.0
   ],
   [
    700.0,
    730.0
   ],
   [
    1260.0,
    1290.0
   ],
   [
    1308.0,
    1317.0
   ],
   [
    1440.0,
    1500.0
   ],
   [
    1550.0,
    1580.0
   ],
   [
    1641.0,
    1670.0
   ],
   [
    1730.0,
    1760.0
   ],
   [
    1826.0,
    1835.0
   ],
   [
    1846.0,
    1860.0
   ]
  ],
  "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_E4640-N2662.tif",
   "data/cache/at/bev-als_dtm_E4640-N2663.tif"
  ],
  "calculated_at": "2026-09-13T00:02:20+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-at-run4-260912.osm.pbf",
  "osm_snapshot": "",
  "run_id": "at-run4-260912",
  "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": [
   "E4640-N2662",
   "E4640-N2663"
  ],
  "elevation_blocks": [
   "N2650000E4600000@2022-09-15"
  ],
  "climb_origin": "discovered",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Metnitz",
  "county": "K\u00e4rnten",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}