{
 "ocl_version": "0.1.0",
 "name": "Discovered lane (46.9834, 13.6339)",
 "slug": "discovered-lane-46-9834-13-6339",
 "confidence": "U",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 38.728013363345326,
   "diagnostic": true,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 226.0,
   "end_distance_m": 228.0,
   "start_elevation_m": 1357.9921360808903,
   "end_elevation_m": 1358.7666963481572,
   "min_gradient_pct": -57.46584935809551,
   "suppressed_max_gradient_pct": 173.80768641954774,
   "suppressed_location_m": [
    70.0,
    72.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 30.595319244343955,
   "diagnostic": true,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 2603.0,
   "end_distance_m": 2606.0,
   "start_elevation_m": 1621.062481064052,
   "end_elevation_m": 1621.9803406413823,
   "min_gradient_pct": -52.252362300525114,
   "suppressed_max_gradient_pct": 150.95100693873368,
   "suppressed_location_m": [
    70.0,
    73.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 30.00052364079238,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 2602.0,
   "end_distance_m": 2607.0,
   "start_elevation_m": 1620.71645869423,
   "end_elevation_m": 1622.2164848762695,
   "min_gradient_pct": -51.06785211487477,
   "suppressed_max_gradient_pct": 115.12410569578151,
   "suppressed_location_m": [
    70.0,
    75.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 21.193622383013917,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 2598.0,
   "end_distance_m": 2608.0,
   "start_elevation_m": 1620.2691317502847,
   "end_elevation_m": 1622.388493988586,
   "min_gradient_pct": -30.472483517078217,
   "suppressed_max_gradient_pct": 73.26604540628296,
   "suppressed_location_m": [
    69.0,
    79.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 18.277512230082493,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 1993.0,
   "end_distance_m": 2013.0,
   "start_elevation_m": 1554.723983727262,
   "end_elevation_m": 1558.3794861732786,
   "min_gradient_pct": -14.707815607085877,
   "suppressed_max_gradient_pct": 38.699419872990575,
   "suppressed_location_m": [
    69.0,
    89.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 17.66214232073162,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 1992.0,
   "end_distance_m": 2017.0,
   "start_elevation_m": 1554.5691810078388,
   "end_elevation_m": 1558.9847165880217,
   "min_gradient_pct": -8.10650371029078,
   "suppressed_max_gradient_pct": 32.265198023434095,
   "suppressed_location_m": [
    69.0,
    94.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 15.998894346371344,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 1991.0,
   "end_distance_m": 2041.0,
   "start_elevation_m": 1554.424320734719,
   "end_elevation_m": 1562.4237679079047,
   "min_gradient_pct": -3.295478014613309,
   "suppressed_max_gradient_pct": 22.506961420911466,
   "suppressed_location_m": [
    68.0,
    118.0
   ]
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 13.953674278826384,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1991.0,
   "end_distance_m": 2091.0,
   "start_elevation_m": 1554.424320734719,
   "end_elevation_m": 1568.3779950135454,
   "min_gradient_pct": 5.0920297179188765
  }
 ],
 "shape": {
  "ascent_concentration": 0.278,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 223.0,
  "shape_class": "sustained"
 },
 "length_m": 3402.9729912887956,
 "start_elevation_m": 1335.7124509325122,
 "end_elevation_m": 1695.393318896111,
 "endpoint_gain_m": 359.68086796359876,
 "overall_gradient_pct": 10.569606896215127,
 "accumulated_ascent_m": 377.52417901553736,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 30.00052364079238,
   "start_distance_m": 2602.0,
   "end_distance_m": 2607.0,
   "midpoint_distance_m": 2604.5,
   "start_elevation_m": 1620.71645869423,
   "end_elevation_m": 1622.2164848762695,
   "start_xy": [
    4598475.009566777,
    2659299.850168697
   ],
   "end_xy": [
    4598478.27068986,
    2659303.640297486
   ]
  },
  "max_10m": {
   "gradient_pct": 21.193622383013917,
   "start_distance_m": 2598.0,
   "end_distance_m": 2608.0,
   "midpoint_distance_m": 2603.0,
   "start_elevation_m": 1620.2691317502847,
   "end_elevation_m": 1622.388493988586,
   "start_xy": [
    4598472.400668311,
    2659296.8180656657
   ],
   "end_xy": [
    4598478.922914477,
    2659304.398323244
   ]
  },
  "max_20m": {
   "gradient_pct": 18.277512230082493,
   "start_distance_m": 1993.0,
   "end_distance_m": 2013.0,
   "midpoint_distance_m": 2003.0,
   "start_elevation_m": 1554.723983727262,
   "end_elevation_m": 1558.3794861732786,
   "start_xy": [
    4598052.118086171,
    2659041.586012383
   ],
   "end_xy": [
    4598064.614487407,
    2659054.1969929906
   ]
  },
  "max_25m": {
   "gradient_pct": 17.66214232073162,
   "start_distance_m": 1992.0,
   "end_distance_m": 2017.0,
   "midpoint_distance_m": 2004.5,
   "start_elevation_m": 1554.5691810078388,
   "end_elevation_m": 1558.9847165880217,
   "start_xy": [
    4598051.215976288,
    2659042.017518765
   ],
   "end_xy": [
    4598065.991298929,
    2659057.9525741753
   ]
  },
  "max_50m": {
   "gradient_pct": 15.998894346371344,
   "start_distance_m": 1991.0,
   "end_distance_m": 2041.0,
   "midpoint_distance_m": 2016.0,
   "start_elevation_m": 1554.424320734719,
   "end_elevation_m": 1562.4237679079047,
   "start_xy": [
    4598050.313866404,
    2659042.4490251467
   ],
   "end_xy": [
    4598074.252168059,
    2659080.4860612825
   ]
  },
  "max_100m": {
   "gradient_pct": 13.953674278826384,
   "start_distance_m": 1991.0,
   "end_distance_m": 2091.0,
   "midpoint_distance_m": 2041.0,
   "start_elevation_m": 1554.424320734719,
   "end_elevation_m": 1568.3779950135454,
   "start_xy": [
    4598050.313866404,
    2659042.4490251467
   ],
   "end_xy": [
    4598109.762456479,
    2659115.6538919443
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -51.06785211487477,
   "start_distance_m": 63.0,
   "end_distance_m": 68.0,
   "midpoint_distance_m": 65.5,
   "start_elevation_m": 1340.500406720938,
   "end_elevation_m": 1337.9470141151942,
   "start_xy": [
    4597778.989424012,
    2659333.0545175234
   ],
   "end_xy": [
    4597775.112061468,
    2659329.8976108576
   ]
  },
  "min_10m": {
   "gradient_pct": -30.472483517078217,
   "start_distance_m": 60.0,
   "end_distance_m": 70.0,
   "midpoint_distance_m": 65.0,
   "start_elevation_m": 1341.4946632541005,
   "end_elevation_m": 1338.4474149023927,
   "start_xy": [
    4597781.315841539,
    2659334.9486615234
   ],
   "end_xy": [
    4597773.56111645,
    2659328.634848191
   ]
  },
  "min_20m": {
   "gradient_pct": -14.707815607085877,
   "start_distance_m": 661.0,
   "end_distance_m": 681.0,
   "midpoint_distance_m": 671.0,
   "start_elevation_m": 1408.043754521476,
   "end_elevation_m": 1405.102191400059,
   "start_xy": [
    4597614.923482043,
    2658855.904987796
   ],
   "end_xy": [
    4597604.230254576,
    2658872.806315742
   ]
  },
  "min_25m": {
   "gradient_pct": -8.10650371029078,
   "start_distance_m": 43.0,
   "end_distance_m": 68.0,
   "midpoint_distance_m": 55.5,
   "start_elevation_m": 1339.9736400427669,
   "end_elevation_m": 1337.9470141151942,
   "start_xy": [
    4597794.49887419,
    2659345.6821441883
   ],
   "end_xy": [
    4597775.112061468,
    2659329.8976108576
   ]
  },
  "min_50m": {
   "gradient_pct": -3.295478014613309,
   "start_distance_m": 19.0,
   "end_distance_m": 69.0,
   "midpoint_distance_m": 44.0,
   "start_elevation_m": 1339.5984079628558,
   "end_elevation_m": 1337.9506689555492,
   "start_xy": [
    4597811.256368193,
    2659362.5713564577
   ],
   "end_xy": [
    4597774.336588959,
    2659329.2662295243
   ]
  },
  "min_100m": {
   "gradient_pct": 5.0920297179188765,
   "start_distance_m": 661.0,
   "end_distance_m": 761.0,
   "midpoint_distance_m": 711.0,
   "start_elevation_m": 1408.043754521476,
   "end_elevation_m": 1413.135784239395,
   "start_xy": [
    4597614.923482043,
    2658855.904987796
   ],
   "end_xy": [
    4597636.062500054,
    2658944.6616896666
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 38.728013363345326,
   "start_distance_m": 226.0,
   "end_distance_m": 228.0,
   "midpoint_distance_m": 227.0,
   "start_elevation_m": 1357.9921360808903,
   "end_elevation_m": 1358.7666963481572,
   "start_xy": [
    4597689.081105206,
    2659201.2313520745
   ],
   "end_xy": [
    4597688.523413996,
    2659199.3106801836
   ]
  },
  "max_3m": {
   "gradient_pct": 30.595319244343955,
   "start_distance_m": 2603.0,
   "end_distance_m": 2606.0,
   "midpoint_distance_m": 2604.5,
   "start_elevation_m": 1621.062481064052,
   "end_elevation_m": 1621.9803406413823,
   "start_xy": [
    4598475.6617913935,
    2659300.608194455
   ],
   "end_xy": [
    4598477.618465244,
    2659302.8822717285
   ]
  }
 },
 "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": 0.014,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0,
    50.0
   ],
   "windows_unresolved": []
  },
  "placement_suppression": {
   "masked_fraction": 0.023,
   "windows_resited": [],
   "windows_unresolved": []
  },
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.016,
   "obstruction_max_height_m": 21.23,
   "flagged_windows_m": []
  },
  "excluded_ranges_m": [
   [
    0.0,
    20.0
   ],
   [
    40.0,
    80.0
   ],
   [
    112.0,
    117.0
   ],
   [
    654.0,
    662.0
   ]
  ],
  "review": [
   "short_window_divergence"
  ],
  "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_E4597-N2658.tif",
   "data/cache/at/bev-als_dtm_E4597-N2659.tif",
   "data/cache/at/bev-als_dtm_E4598-N2658.tif",
   "data/cache/at/bev-als_dtm_E4598-N2659.tif"
  ],
  "calculated_at": "2026-09-13T00:30:51+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": [
   "E4597-N2658",
   "E4597-N2659",
   "E4598-N2658",
   "E4598-N2659"
  ],
  "elevation_blocks": [
   "N2650000E4550000@2022-09-15"
  ],
  "climb_origin": "discovered",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Rennweg am Katschberg",
  "county": "K\u00e4rnten",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}