{
 "ocl_version": "0.1.0",
 "name": "Discovered lane (47.8633, 14.0888)",
 "slug": "discovered-lane-47-8633-14-0888",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 24.028192180935548,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 223.0,
   "end_distance_m": 225.0,
   "start_elevation_m": 1060.5197837128017,
   "end_elevation_m": 1061.0003475564204,
   "min_gradient_pct": 3.75756653688768
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 23.759466701464287,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 223.0,
   "end_distance_m": 226.0,
   "start_elevation_m": 1060.5197837128017,
   "end_elevation_m": 1061.2325677138456,
   "min_gradient_pct": 3.8110478434039883
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 23.355902675125435,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 186.0,
   "end_distance_m": 191.0,
   "start_elevation_m": 1052.2610540544622,
   "end_elevation_m": 1053.4288491882185,
   "min_gradient_pct": 4.255506004324161
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 23.18129009162476,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 221.0,
   "end_distance_m": 231.0,
   "start_elevation_m": 1060.0680893428423,
   "end_elevation_m": 1062.3862183520048,
   "min_gradient_pct": 4.482665006453317
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 22.79782375352852,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 211.0,
   "end_distance_m": 231.0,
   "start_elevation_m": 1057.826653601299,
   "end_elevation_m": 1062.3862183520048,
   "min_gradient_pct": 5.305207276376223
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 22.753283376157015,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 177.0,
   "end_distance_m": 202.0,
   "start_elevation_m": 1050.2339457805626,
   "end_elevation_m": 1055.922266624602,
   "min_gradient_pct": 6.192023660881205
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 22.584311480422002,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 143.0,
   "end_distance_m": 193.0,
   "start_elevation_m": 1042.5861270227902,
   "end_elevation_m": 1053.8782827630012,
   "min_gradient_pct": 8.392836585899659
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 22.401261278109814,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 142.0,
   "end_distance_m": 242.0,
   "start_elevation_m": 1042.3702980141225,
   "end_elevation_m": 1064.7715592922323,
   "min_gradient_pct": 9.822780689417868
  }
 ],
 "shape": {
  "ascent_concentration": 0.315,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 1326.0,
  "shape_class": "sustained"
 },
 "length_m": 1345.206069432266,
 "start_elevation_m": 1014.7208120923959,
 "end_elevation_m": 1243.2735929260157,
 "endpoint_gain_m": 228.55278083361975,
 "overall_gradient_pct": 16.990168720401233,
 "accumulated_ascent_m": 228.55278083361975,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 23.355902675125435,
   "start_distance_m": 186.0,
   "end_distance_m": 191.0,
   "midpoint_distance_m": 188.5,
   "start_elevation_m": 1052.2610540544622,
   "end_elevation_m": 1053.4288491882185,
   "start_xy": [
    4626661.967908222,
    2759093.0703948615
   ],
   "end_xy": [
    4626664.724795119,
    2759088.899115125
   ]
  },
  "max_10m": {
   "gradient_pct": 23.18129009162476,
   "start_distance_m": 221.0,
   "end_distance_m": 231.0,
   "midpoint_distance_m": 226.0,
   "start_elevation_m": 1060.0680893428423,
   "end_elevation_m": 1062.3862183520048,
   "start_xy": [
    4626681.2661165,
    2759063.8714367077
   ],
   "end_xy": [
    4626686.779890294,
    2759055.5288772355
   ]
  },
  "max_20m": {
   "gradient_pct": 22.79782375352852,
   "start_distance_m": 211.0,
   "end_distance_m": 231.0,
   "midpoint_distance_m": 221.0,
   "start_elevation_m": 1057.826653601299,
   "end_elevation_m": 1062.3862183520048,
   "start_xy": [
    4626675.752342707,
    2759072.2139961803
   ],
   "end_xy": [
    4626686.779890294,
    2759055.5288772355
   ]
  },
  "max_25m": {
   "gradient_pct": 22.753283376157015,
   "start_distance_m": 177.0,
   "end_distance_m": 202.0,
   "midpoint_distance_m": 189.5,
   "start_elevation_m": 1050.2339457805626,
   "end_elevation_m": 1055.922266624602,
   "start_xy": [
    4626657.005511808,
    2759100.578698387
   ],
   "end_xy": [
    4626670.7899462925,
    2759079.7222997057
   ]
  },
  "max_50m": {
   "gradient_pct": 22.584311480422002,
   "start_distance_m": 143.0,
   "end_distance_m": 193.0,
   "midpoint_distance_m": 168.0,
   "start_elevation_m": 1042.5861270227902,
   "end_elevation_m": 1053.8782827630012,
   "start_xy": [
    4626640.281667024,
    2759130.17658781
   ],
   "end_xy": [
    4626665.8275498785,
    2759087.230603231
   ]
  },
  "max_100m": {
   "gradient_pct": 22.401261278109814,
   "start_distance_m": 142.0,
   "end_distance_m": 242.0,
   "midpoint_distance_m": 192.0,
   "start_elevation_m": 1042.3702980141225,
   "end_elevation_m": 1064.7715592922323,
   "start_xy": [
    4626639.792735555,
    2759131.048910009
   ],
   "end_xy": [
    4626692.794595168,
    2759046.3190989853
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": 4.255506004324161,
   "start_distance_m": 1340.0,
   "end_distance_m": 1345.0,
   "midpoint_distance_m": 1342.5,
   "start_elevation_m": 1243.0542161293808,
   "end_elevation_m": 1243.266991429597,
   "start_xy": [
    4626616.102225129,
    2758278.856576868
   ],
   "end_xy": [
    4626613.15640855,
    2758274.8165069814
   ]
  },
  "min_10m": {
   "gradient_pct": 4.482665006453317,
   "start_distance_m": 1335.0,
   "end_distance_m": 1345.0,
   "midpoint_distance_m": 1340.0,
   "start_elevation_m": 1242.8187249289517,
   "end_elevation_m": 1243.266991429597,
   "start_xy": [
    4626619.272379829,
    2758282.668025497
   ],
   "end_xy": [
    4626613.15640855,
    2758274.8165069814
   ]
  },
  "min_20m": {
   "gradient_pct": 5.305207276376223,
   "start_distance_m": 1325.0,
   "end_distance_m": 1345.0,
   "midpoint_distance_m": 1335.0,
   "start_elevation_m": 1242.2059499743218,
   "end_elevation_m": 1243.266991429597,
   "start_xy": [
    4626627.660997005,
    2758288.088188138
   ],
   "end_xy": [
    4626613.15640855,
    2758274.8165069814
   ]
  },
  "min_25m": {
   "gradient_pct": 6.192023660881205,
   "start_distance_m": 1320.0,
   "end_distance_m": 1345.0,
   "midpoint_distance_m": 1332.5,
   "start_elevation_m": 1241.7189855143768,
   "end_elevation_m": 1243.266991429597,
   "start_xy": [
    4626632.02888351,
    2758290.5216152426
   ],
   "end_xy": [
    4626613.15640855,
    2758274.8165069814
   ]
  },
  "min_50m": {
   "gradient_pct": 8.392836585899659,
   "start_distance_m": 1295.0,
   "end_distance_m": 1345.0,
   "midpoint_distance_m": 1320.0,
   "start_elevation_m": 1239.0705731366472,
   "end_elevation_m": 1243.266991429597,
   "start_xy": [
    4626655.828239027,
    2758297.8287095353
   ],
   "end_xy": [
    4626613.15640855,
    2758274.8165069814
   ]
  },
  "min_100m": {
   "gradient_pct": 9.822780689417868,
   "start_distance_m": 1245.0,
   "end_distance_m": 1345.0,
   "midpoint_distance_m": 1295.0,
   "start_elevation_m": 1233.4442107401792,
   "end_elevation_m": 1243.266991429597,
   "start_xy": [
    4626705.269703069,
    2758304.626289188
   ],
   "end_xy": [
    4626613.15640855,
    2758274.8165069814
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 24.028192180935548,
   "start_distance_m": 223.0,
   "end_distance_m": 225.0,
   "midpoint_distance_m": 224.0,
   "start_elevation_m": 1060.5197837128017,
   "end_elevation_m": 1061.0003475564204,
   "start_xy": [
    4626682.3688712595,
    2759062.2029248136
   ],
   "end_xy": [
    4626683.471626018,
    2759060.534412919
   ]
  },
  "max_3m": {
   "gradient_pct": 23.759466701464287,
   "start_distance_m": 223.0,
   "end_distance_m": 226.0,
   "midpoint_distance_m": 224.5,
   "start_elevation_m": 1060.5197837128017,
   "end_elevation_m": 1061.2325677138456,
   "start_xy": [
    4626682.3688712595,
    2759062.2029248136
   ],
   "end_xy": [
    4626684.0230033975,
    2759059.700156972
   ]
  }
 },
 "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": 0.21,
   "obstruction_max_height_m": 26.46,
   "flagged_windows_m": [
    20,
    25,
    50,
    100
   ]
  },
  "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_E4626-N2758.tif",
   "data/cache/at/bev-als_dtm_E4626-N2759.tif"
  ],
  "calculated_at": "2026-09-11T07:25:44+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-run1-260911",
  "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": [
   "E4626-N2758",
   "E4626-N2759"
  ],
  "elevation_blocks": [
   "N2750000E4600000@2022-09-15"
  ],
  "climb_origin": "discovered",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Steinbach am Ziehberg",
  "county": "Ober\u00f6sterreich",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}