{
 "ocl_version": "0.1.0",
 "name": "Discovered lane (46.8200, 14.6730)",
 "slug": "discovered-lane-46-8200-14-6730",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 25.887724400956813,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 1592.0,
   "end_distance_m": 1594.0,
   "start_elevation_m": 1699.953695440132,
   "end_elevation_m": 1700.471449928151,
   "min_gradient_pct": -6.71871060490048
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 25.31505222608909,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 1591.0,
   "end_distance_m": 1594.0,
   "start_elevation_m": 1699.7119983613684,
   "end_elevation_m": 1700.471449928151,
   "min_gradient_pct": -4.47292604235372
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 25.13037430857821,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1590.0,
   "end_distance_m": 1595.0,
   "start_elevation_m": 1699.4535594890817,
   "end_elevation_m": 1700.7100782045106,
   "min_gradient_pct": -0.09420034944923827
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 23.117536107695287,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1590.0,
   "end_distance_m": 1600.0,
   "start_elevation_m": 1699.4535594890817,
   "end_elevation_m": 1701.7653130998513,
   "min_gradient_pct": 2.610856520871039
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 21.938272987144956,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1583.0,
   "end_distance_m": 1603.0,
   "start_elevation_m": 1698.0512747002504,
   "end_elevation_m": 1702.4389292976794,
   "min_gradient_pct": 3.813114214281086
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 21.119447717255753,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1580.0,
   "end_distance_m": 1605.0,
   "start_elevation_m": 1697.5316412038305,
   "end_elevation_m": 1702.8115031331445,
   "min_gradient_pct": 4.1274336368151125
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 20.074293173922797,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1553.0,
   "end_distance_m": 1603.0,
   "start_elevation_m": 1692.401782710718,
   "end_elevation_m": 1702.4389292976794,
   "min_gradient_pct": 4.739820371829865
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 16.85730968601274,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1505.0,
   "end_distance_m": 1605.0,
   "start_elevation_m": 1685.9541934471317,
   "end_elevation_m": 1702.8115031331445,
   "min_gradient_pct": 6.775750907319434
  }
 ],
 "shape": {
  "ascent_concentration": 0.283,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 120.0,
  "shape_class": "sustained"
 },
 "length_m": 1605.4602609954015,
 "start_elevation_m": 1540.138909937767,
 "end_elevation_m": 1702.9350411122164,
 "endpoint_gain_m": 162.79613117444933,
 "overall_gradient_pct": 10.140153271281475,
 "accumulated_ascent_m": 162.98529831535438,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 25.13037430857821,
   "start_distance_m": 1590.0,
   "end_distance_m": 1595.0,
   "midpoint_distance_m": 1592.5,
   "start_elevation_m": 1699.4535594890817,
   "end_elevation_m": 1700.7100782045106,
   "start_xy": [
    4677409.065805782,
    2644979.08801087
   ],
   "end_xy": [
    4677404.355728188,
    2644980.765857425
   ]
  },
  "max_10m": {
   "gradient_pct": 23.117536107695287,
   "start_distance_m": 1590.0,
   "end_distance_m": 1600.0,
   "midpoint_distance_m": 1595.0,
   "start_elevation_m": 1699.4535594890817,
   "end_elevation_m": 1701.7653130998513,
   "start_xy": [
    4677409.065805782,
    2644979.08801087
   ],
   "end_xy": [
    4677399.6456505945,
    2644982.4437039797
   ]
  },
  "max_20m": {
   "gradient_pct": 21.938272987144956,
   "start_distance_m": 1583.0,
   "end_distance_m": 1603.0,
   "midpoint_distance_m": 1593.0,
   "start_elevation_m": 1698.0512747002504,
   "end_elevation_m": 1702.4389292976794,
   "start_xy": [
    4677415.429402733,
    2644976.183836022
   ],
   "end_xy": [
    4677396.819604038,
    2644983.450411913
   ]
  },
  "max_25m": {
   "gradient_pct": 21.119447717255753,
   "start_distance_m": 1580.0,
   "end_distance_m": 1605.0,
   "midpoint_distance_m": 1592.5,
   "start_elevation_m": 1697.5316412038305,
   "end_elevation_m": 1702.8115031331445,
   "start_xy": [
    4677418.137412174,
    2644974.892834523
   ],
   "end_xy": [
    4677394.935573,
    2644984.121550535
   ]
  },
  "max_50m": {
   "gradient_pct": 20.074293173922797,
   "start_distance_m": 1553.0,
   "end_distance_m": 1603.0,
   "midpoint_distance_m": 1578.0,
   "start_elevation_m": 1692.401782710718,
   "end_elevation_m": 1702.4389292976794,
   "start_xy": [
    4677442.692614118,
    2644963.683072982
   ],
   "end_xy": [
    4677396.819604038,
    2644983.450411913
   ]
  },
  "max_100m": {
   "gradient_pct": 16.85730968601274,
   "start_distance_m": 1505.0,
   "end_distance_m": 1605.0,
   "midpoint_distance_m": 1555.0,
   "start_elevation_m": 1685.9541934471317,
   "end_elevation_m": 1702.8115031331445,
   "start_xy": [
    4677487.042623562,
    2644945.332321953
   ],
   "end_xy": [
    4677394.935573,
    2644984.121550535
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -0.09420034944923827,
   "start_distance_m": 0.0,
   "end_distance_m": 5.0,
   "midpoint_distance_m": 2.5,
   "start_elevation_m": 1540.138909937767,
   "end_elevation_m": 1540.1341999202946,
   "start_xy": [
    4677665.891,
    2645291.169
   ],
   "end_xy": [
    4677667.524173852,
    2645286.443246815
   ]
  },
  "min_10m": {
   "gradient_pct": 2.610856520871039,
   "start_distance_m": 1003.0,
   "end_distance_m": 1013.0,
   "midpoint_distance_m": 1008.0,
   "start_elevation_m": 1640.8955967629793,
   "end_elevation_m": 1641.1566824150664,
   "start_xy": [
    4677848.236881635,
    2644813.079944367
   ],
   "end_xy": [
    4677838.610453359,
    2644812.872984733
   ]
  },
  "min_20m": {
   "gradient_pct": 3.813114214281086,
   "start_distance_m": 1003.0,
   "end_distance_m": 1023.0,
   "midpoint_distance_m": 1013.0,
   "start_elevation_m": 1640.8955967629793,
   "end_elevation_m": 1641.6582196058355,
   "start_xy": [
    4677848.236881635,
    2644813.079944367
   ],
   "end_xy": [
    4677829.076736466,
    2644815.8909711805
   ]
  },
  "min_25m": {
   "gradient_pct": 4.1274336368151125,
   "start_distance_m": 1000.0,
   "end_distance_m": 1025.0,
   "midpoint_distance_m": 1012.5,
   "start_elevation_m": 1640.7447461670945,
   "end_elevation_m": 1641.7766045762983,
   "start_xy": [
    4677851.1452784715,
    2644813.815625539
   ],
   "end_xy": [
    4677827.169993087,
    2644816.4945684704
   ]
  },
  "min_50m": {
   "gradient_pct": 4.739820371829865,
   "start_distance_m": 999.0,
   "end_distance_m": 1049.0,
   "midpoint_distance_m": 1024.0,
   "start_elevation_m": 1640.6711961352955,
   "end_elevation_m": 1643.0411063212105,
   "start_xy": [
    4677852.114765521,
    2644814.0607680692
   ],
   "end_xy": [
    4677805.69391406,
    2644825.951680618
   ]
  },
  "min_100m": {
   "gradient_pct": 6.775750907319434,
   "start_distance_m": 996.0,
   "end_distance_m": 1096.0,
   "midpoint_distance_m": 1046.0,
   "start_elevation_m": 1640.378548392431,
   "end_elevation_m": 1647.1542992997504,
   "start_xy": [
    4677853.484245586,
    2644815.9210477485
   ],
   "end_xy": [
    4677771.487932466,
    2644858.1544100326
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 25.887724400956813,
   "start_distance_m": 1592.0,
   "end_distance_m": 1594.0,
   "midpoint_distance_m": 1593.0,
   "start_elevation_m": 1699.953695440132,
   "end_elevation_m": 1700.471449928151,
   "start_xy": [
    4677407.181774744,
    2644979.759149492
   ],
   "end_xy": [
    4677405.297743707,
    2644980.4302881137
   ]
  },
  "max_3m": {
   "gradient_pct": 25.31505222608909,
   "start_distance_m": 1591.0,
   "end_distance_m": 1594.0,
   "midpoint_distance_m": 1592.5,
   "start_elevation_m": 1699.7119983613684,
   "end_elevation_m": 1700.471449928151,
   "start_xy": [
    4677408.123790262,
    2644979.423580181
   ],
   "end_xy": [
    4677405.297743707,
    2644980.4302881137
   ]
  }
 },
 "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": {
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.018,
   "obstruction_max_height_m": 9.54,
   "flagged_windows_m": []
  },
  "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_E4677-N2644.tif",
   "data/cache/at/bev-als_dtm_E4677-N2645.tif"
  ],
  "calculated_at": "2026-09-12T23:50:07+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": [
   "E4677-N2644",
   "E4677-N2645"
  ],
  "elevation_blocks": [
   "N2600000E4650000@2022-09-15"
  ],
  "climb_origin": "discovered",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Wolfsberg",
  "county": "K\u00e4rnten",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}