{
 "ocl_version": "0.1.0",
 "name": "Discovered lane (46.7539, 14.1572)",
 "slug": "discovered-lane-46-7539-14-1572",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 40.62676521667754,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 767.0,
   "end_distance_m": 769.0,
   "start_elevation_m": 822.594126723119,
   "end_elevation_m": 823.4066620274525,
   "min_gradient_pct": -38.16936224685037,
   "suppressed_max_gradient_pct": 68.6465672239251,
   "suppressed_location_m": [
    772.0,
    774.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 30.919565310481783,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 766.0,
   "end_distance_m": 769.0,
   "start_elevation_m": 822.4790750681381,
   "end_elevation_m": 823.4066620274525,
   "min_gradient_pct": -32.07544315866168,
   "suppressed_max_gradient_pct": 65.02267515708506,
   "suppressed_location_m": [
    772.0,
    775.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 26.68758217479308,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 1607.0,
   "end_distance_m": 1612.0,
   "start_elevation_m": 941.7364396153888,
   "end_elevation_m": 943.0708187241285,
   "min_gradient_pct": -25.633010781286885,
   "suppressed_max_gradient_pct": 57.16239138713263,
   "suppressed_location_m": [
    1238.0,
    1243.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 25.57296556516917,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 1603.0,
   "end_distance_m": 1613.0,
   "start_elevation_m": 940.740042647152,
   "end_elevation_m": 943.2973392036689,
   "min_gradient_pct": -16.88862424659419,
   "suppressed_max_gradient_pct": 45.96613836030656,
   "suppressed_location_m": [
    767.0,
    777.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 23.97074420632009,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 1023.0,
   "end_distance_m": 1043.0,
   "start_elevation_m": 854.8405173493777,
   "end_elevation_m": 859.6346661906417,
   "min_gradient_pct": -7.004008217475075,
   "suppressed_max_gradient_pct": 29.160402953375524,
   "suppressed_location_m": [
    1223.0,
    1243.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 23.768549587996404,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 1019.0,
   "end_distance_m": 1044.0,
   "start_elevation_m": 853.9261263989479,
   "end_elevation_m": 859.868263795947,
   "min_gradient_pct": -4.3972651765479895,
   "suppressed_max_gradient_pct": 26.281742724565447,
   "suppressed_location_m": [
    1218.0,
    1243.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 22.69004763391581,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 1010.0,
   "end_distance_m": 1060.0,
   "start_elevation_m": 851.9874802861644,
   "end_elevation_m": 863.3325041031223,
   "min_gradient_pct": 1.3301863541005332,
   "suppressed_max_gradient_pct": 23.351853198580102,
   "suppressed_location_m": [
    1193.0,
    1243.0
   ]
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 20.881208727474927,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1011.0,
   "end_distance_m": 1111.0,
   "start_elevation_m": 852.1904316906246,
   "end_elevation_m": 873.0716404180995,
   "min_gradient_pct": 6.305415282302533
  }
 ],
 "shape": {
  "ascent_concentration": 0.339,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 258.0,
  "shape_class": "sustained"
 },
 "length_m": 1721.3510952983963,
 "start_elevation_m": 745.5149166296233,
 "end_elevation_m": 953.1378122579408,
 "endpoint_gain_m": 207.62289562831756,
 "overall_gradient_pct": 12.061623929912225,
 "accumulated_ascent_m": 210.79803398956403,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 26.68758217479308,
   "start_distance_m": 1607.0,
   "end_distance_m": 1612.0,
   "midpoint_distance_m": 1609.5,
   "start_elevation_m": 941.7364396153888,
   "end_elevation_m": 943.0708187241285,
   "start_xy": [
    4638600.232809656,
    2635583.958116137
   ],
   "end_xy": [
    4638595.843555147,
    2635586.352786228
   ]
  },
  "max_10m": {
   "gradient_pct": 25.57296556516917,
   "start_distance_m": 1603.0,
   "end_distance_m": 1613.0,
   "midpoint_distance_m": 1608.0,
   "start_elevation_m": 940.740042647152,
   "end_elevation_m": 943.2973392036689,
   "start_xy": [
    4638603.744213264,
    2635582.0423800633
   ],
   "end_xy": [
    4638594.954630679,
    2635586.8041578485
   ]
  },
  "max_20m": {
   "gradient_pct": 23.97074420632009,
   "start_distance_m": 1023.0,
   "end_distance_m": 1043.0,
   "midpoint_distance_m": 1033.0,
   "start_elevation_m": 854.8405173493777,
   "end_elevation_m": 859.6346661906417,
   "start_xy": [
    4638780.305626119,
    2635377.7517152904
   ],
   "end_xy": [
    4638771.218967293,
    2635395.235444274
   ]
  },
  "max_25m": {
   "gradient_pct": 23.768549587996404,
   "start_distance_m": 1019.0,
   "end_distance_m": 1044.0,
   "midpoint_distance_m": 1031.5,
   "start_elevation_m": 853.9261263989479,
   "end_elevation_m": 859.868263795947,
   "start_xy": [
    4638782.748922979,
    2635374.5846503316
   ],
   "end_xy": [
    4638770.911605971,
    2635396.1870371583
   ]
  },
  "max_50m": {
   "gradient_pct": 22.69004763391581,
   "start_distance_m": 1010.0,
   "end_distance_m": 1060.0,
   "midpoint_distance_m": 1035.0,
   "start_elevation_m": 851.9874802861644,
   "end_elevation_m": 863.3325041031223,
   "start_xy": [
    4638787.073745089,
    2635366.7232039236
   ],
   "end_xy": [
    4638766.70441781,
    2635411.611560699
   ]
  },
  "max_100m": {
   "gradient_pct": 20.881208727474927,
   "start_distance_m": 1011.0,
   "end_distance_m": 1111.0,
   "midpoint_distance_m": 1061.0,
   "start_elevation_m": 852.1904316906246,
   "end_elevation_m": 873.0716404180995,
   "start_xy": [
    4638786.626772181,
    2635367.617751418
   ],
   "end_xy": [
    4638770.829743976,
    2635461.886972723
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -25.633010781286885,
   "start_distance_m": 761.0,
   "end_distance_m": 766.0,
   "midpoint_distance_m": 763.5,
   "start_elevation_m": 823.7607256072024,
   "end_elevation_m": 822.4790750681381,
   "start_xy": [
    4638909.0074239345,
    2635300.8107573516
   ],
   "end_xy": [
    4638908.592742406,
    2635305.793531602
   ]
  },
  "min_10m": {
   "gradient_pct": -16.88862424659419,
   "start_distance_m": 756.0,
   "end_distance_m": 766.0,
   "midpoint_distance_m": 761.0,
   "start_elevation_m": 824.1679374927975,
   "end_elevation_m": 822.4790750681381,
   "start_xy": [
    4638909.408913807,
    2635295.8269514204
   ],
   "end_xy": [
    4638908.592742406,
    2635305.793531602
   ]
  },
  "min_20m": {
   "gradient_pct": -7.004008217475075,
   "start_distance_m": 746.0,
   "end_distance_m": 766.0,
   "midpoint_distance_m": 756.0,
   "start_elevation_m": 823.8798767116331,
   "end_elevation_m": 822.4790750681381,
   "start_xy": [
    4638910.138911471,
    2635285.853631842
   ],
   "end_xy": [
    4638908.592742406,
    2635305.793531602
   ]
  },
  "min_25m": {
   "gradient_pct": -4.3972651765479895,
   "start_distance_m": 741.0,
   "end_distance_m": 766.0,
   "midpoint_distance_m": 753.5,
   "start_elevation_m": 823.578391362275,
   "end_elevation_m": 822.4790750681381,
   "start_xy": [
    4638910.503910302,
    2635280.866972053
   ],
   "end_xy": [
    4638908.592742406,
    2635305.793531602
   ]
  },
  "min_50m": {
   "gradient_pct": 1.3301863541005332,
   "start_distance_m": 1671.0,
   "end_distance_m": 1721.0,
   "midpoint_distance_m": 1696.0,
   "start_elevation_m": 952.4703687257604,
   "end_elevation_m": 953.1354619028107,
   "start_xy": [
    4638542.2986971,
    2635610.047769852
   ],
   "end_xy": [
    4638502.952258146,
    2635639.703692228
   ]
  },
  "min_100m": {
   "gradient_pct": 6.305415282302533,
   "start_distance_m": 0.0,
   "end_distance_m": 100.0,
   "midpoint_distance_m": 50.0,
   "start_elevation_m": 745.5149166296233,
   "end_elevation_m": 751.8203319119258,
   "start_xy": [
    4639261.291,
    2634955.26
   ],
   "end_xy": [
    4639195.35095886,
    2635030.438459976
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 40.62676521667754,
   "start_distance_m": 767.0,
   "end_distance_m": 769.0,
   "midpoint_distance_m": 768.0,
   "start_elevation_m": 822.594126723119,
   "end_elevation_m": 823.4066620274525,
   "start_xy": [
    4638908.5098061,
    2635306.790086452
   ],
   "end_xy": [
    4638908.343933489,
    2635308.783196152
   ]
  },
  "max_3m": {
   "gradient_pct": 30.919565310481783,
   "start_distance_m": 766.0,
   "end_distance_m": 769.0,
   "midpoint_distance_m": 767.5,
   "start_elevation_m": 822.4790750681381,
   "end_elevation_m": 823.4066620274525,
   "start_xy": [
    4638908.592742406,
    2635305.793531602
   ],
   "end_xy": [
    4638908.343933489,
    2635308.783196152
   ]
  }
 },
 "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": 0.008,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0,
    50.0
   ],
   "windows_unresolved": []
  },
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.18,
   "obstruction_max_height_m": 25.34,
   "flagged_windows_m": [
    2,
    3,
    5,
    10
   ]
  },
  "excluded_ranges_m": [
   [
    770.0,
    776.0
   ],
   [
    1237.0,
    1243.0
   ]
  ],
  "review": [],
  "extent": []
 },
 "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_E4638-N2634.tif",
   "data/cache/at/bev-als_dtm_E4638-N2635.tif",
   "data/cache/at/bev-als_dtm_E4639-N2634.tif",
   "data/cache/at/bev-als_dtm_E4639-N2635.tif"
  ],
  "calculated_at": "2026-09-12T23:47:27+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": [
   "E4638-N2634",
   "E4638-N2635",
   "E4639-N2634",
   "E4639-N2635"
  ],
  "elevation_blocks": [
   "N2600000E4600000@2022-09-15"
  ],
  "climb_origin": "discovered",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Sankt Urban",
  "county": "K\u00e4rnten",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}