{
 "ocl_version": "0.1.0",
 "name": "Discovered lane (46.7596, 15.0988)",
 "slug": "discovered-lane-46-7596-15-0988",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 23.240237969798727,
   "diagnostic": true,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 57.0,
   "end_distance_m": 59.0,
   "start_elevation_m": 1197.7161565362253,
   "end_elevation_m": 1198.1809612956213,
   "min_gradient_pct": 2.0953233958266537
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 22.8608323291913,
   "diagnostic": true,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 57.0,
   "end_distance_m": 60.0,
   "start_elevation_m": 1197.7161565362253,
   "end_elevation_m": 1198.401981506101,
   "min_gradient_pct": 2.5896560619457887
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 22.41517874251258,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 57.0,
   "end_distance_m": 62.0,
   "start_elevation_m": 1197.7161565362253,
   "end_elevation_m": 1198.836915473351,
   "min_gradient_pct": 4.078573133115242
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 22.11765591916219,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 56.0,
   "end_distance_m": 66.0,
   "start_elevation_m": 1197.4977674256056,
   "end_elevation_m": 1199.7095330175218,
   "min_gradient_pct": 6.644414621791839
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 21.186350780321845,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 56.0,
   "end_distance_m": 76.0,
   "start_elevation_m": 1197.4977674256056,
   "end_elevation_m": 1201.73503758167,
   "min_gradient_pct": 7.554299710232044
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 20.85255003985003,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 53.0,
   "end_distance_m": 78.0,
   "start_elevation_m": 1196.934755711287,
   "end_elevation_m": 1202.1478932212494,
   "min_gradient_pct": 7.7993202767574985
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 19.58587848139905,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 33.0,
   "end_distance_m": 83.0,
   "start_elevation_m": 1193.2636016726906,
   "end_elevation_m": 1203.05654091339,
   "min_gradient_pct": 8.972416384334338
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 18.180569970636952,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 29.0,
   "end_distance_m": 129.0,
   "start_elevation_m": 1192.6019002727794,
   "end_elevation_m": 1210.7824702434164,
   "min_gradient_pct": 10.968263747793799
  }
 ],
 "shape": {
  "ascent_concentration": 0.272,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 302.0,
  "shape_class": "sustained"
 },
 "length_m": 981.3443073805114,
 "start_elevation_m": 1189.3452129730404,
 "end_elevation_m": 1326.2079909492115,
 "endpoint_gain_m": 136.86277797617117,
 "overall_gradient_pct": 13.946458643194973,
 "accumulated_ascent_m": 136.86277797617117,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 22.41517874251258,
   "start_distance_m": 57.0,
   "end_distance_m": 62.0,
   "midpoint_distance_m": 59.5,
   "start_elevation_m": 1197.7161565362253,
   "end_elevation_m": 1198.836915473351,
   "start_xy": [
    4710661.15158073,
    2640531.4539325507
   ],
   "end_xy": [
    4710658.141488636,
    2640535.4463435495
   ]
  },
  "max_10m": {
   "gradient_pct": 22.11765591916219,
   "start_distance_m": 56.0,
   "end_distance_m": 66.0,
   "midpoint_distance_m": 61.0,
   "start_elevation_m": 1197.4977674256056,
   "end_elevation_m": 1199.7095330175218,
   "start_xy": [
    4710661.753599149,
    2640530.655450351
   ],
   "end_xy": [
    4710655.73341496,
    2640538.640272348
   ]
  },
  "max_20m": {
   "gradient_pct": 21.186350780321845,
   "start_distance_m": 56.0,
   "end_distance_m": 76.0,
   "midpoint_distance_m": 66.0,
   "start_elevation_m": 1197.4977674256056,
   "end_elevation_m": 1201.73503758167,
   "start_xy": [
    4710661.753599149,
    2640530.655450351
   ],
   "end_xy": [
    4710649.890801066,
    2640546.744907914
   ]
  },
  "max_25m": {
   "gradient_pct": 20.85255003985003,
   "start_distance_m": 53.0,
   "end_distance_m": 78.0,
   "midpoint_distance_m": 65.5,
   "start_elevation_m": 1196.934755711287,
   "end_elevation_m": 1202.1478932212494,
   "start_xy": [
    4710663.559654406,
    2640528.260003752
   ],
   "end_xy": [
    4710648.8606189415,
    2640548.459178835
   ]
  },
  "max_50m": {
   "gradient_pct": 19.58587848139905,
   "start_distance_m": 33.0,
   "end_distance_m": 83.0,
   "midpoint_distance_m": 58.0,
   "start_elevation_m": 1193.2636016726906,
   "end_elevation_m": 1203.05654091339,
   "start_xy": [
    4710675.600022784,
    2640512.2903597574
   ],
   "end_xy": [
    4710646.285163629,
    2640552.744856137
   ]
  },
  "max_100m": {
   "gradient_pct": 18.180569970636952,
   "start_distance_m": 29.0,
   "end_distance_m": 129.0,
   "midpoint_distance_m": 79.0,
   "start_elevation_m": 1192.6019002727794,
   "end_elevation_m": 1210.7824702434164,
   "start_xy": [
    4710678.092400354,
    2640509.173412882
   ],
   "end_xy": [
    4710621.568700928,
    2640591.5052899634
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": 4.078573133115242,
   "start_distance_m": 1.0,
   "end_distance_m": 6.0,
   "midpoint_distance_m": 3.5,
   "start_elevation_m": 1189.4399057597473,
   "end_elevation_m": 1189.643834416403,
   "start_xy": [
    4710696.957518147,
    2640488.8958035735
   ],
   "end_xy": [
    4710694.590108883,
    2640493.299821441
   ]
  },
  "min_10m": {
   "gradient_pct": 6.644414621791839,
   "start_distance_m": 213.0,
   "end_distance_m": 223.0,
   "midpoint_distance_m": 218.0,
   "start_elevation_m": 1220.7021761374085,
   "end_elevation_m": 1221.3666175995877,
   "start_xy": [
    4710579.130258344,
    2640663.8017704966
   ],
   "end_xy": [
    4710574.455568765,
    2640672.6418653685
   ]
  },
  "min_20m": {
   "gradient_pct": 7.554299710232044,
   "start_distance_m": 820.0,
   "end_distance_m": 840.0,
   "midpoint_distance_m": 830.0,
   "start_elevation_m": 1305.971664160614,
   "end_elevation_m": 1307.4825241026604,
   "start_xy": [
    4710140.5899990685,
    2641064.8203693945
   ],
   "end_xy": [
    4710123.913363128,
    2641075.8380049067
   ]
  },
  "min_25m": {
   "gradient_pct": 7.7993202767574985,
   "start_distance_m": 817.0,
   "end_distance_m": 842.0,
   "midpoint_distance_m": 829.5,
   "start_elevation_m": 1305.6886346101735,
   "end_elevation_m": 1307.6384646793629,
   "start_xy": [
    4710142.98833574,
    2641063.0181537555
   ],
   "end_xy": [
    4710122.22219229,
    2641076.9056851952
   ]
  },
  "min_50m": {
   "gradient_pct": 8.972416384334338,
   "start_distance_m": 796.0,
   "end_distance_m": 846.0,
   "midpoint_distance_m": 821.0,
   "start_elevation_m": 1303.5771231455647,
   "end_elevation_m": 1308.0633313377318,
   "start_xy": [
    4710159.776692442,
    2641050.402644282
   ],
   "end_xy": [
    4710118.839850616,
    2641079.0410457724
   ]
  },
  "min_100m": {
   "gradient_pct": 10.968263747793799,
   "start_distance_m": 138.0,
   "end_distance_m": 238.0,
   "midpoint_distance_m": 188.0,
   "start_elevation_m": 1211.956807144836,
   "end_elevation_m": 1222.9250708926297,
   "start_xy": [
    4710616.367293261,
    2640598.8500403524
   ],
   "end_xy": [
    4710567.443534396,
    2640685.9020076757
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 23.240237969798727,
   "start_distance_m": 57.0,
   "end_distance_m": 59.0,
   "midpoint_distance_m": 58.0,
   "start_elevation_m": 1197.7161565362253,
   "end_elevation_m": 1198.1809612956213,
   "start_xy": [
    4710661.15158073,
    2640531.4539325507
   ],
   "end_xy": [
    4710659.947543892,
    2640533.05089695
   ]
  },
  "max_3m": {
   "gradient_pct": 22.8608323291913,
   "start_distance_m": 57.0,
   "end_distance_m": 60.0,
   "midpoint_distance_m": 58.5,
   "start_elevation_m": 1197.7161565362253,
   "end_elevation_m": 1198.401981506101,
   "start_xy": [
    4710661.15158073,
    2640531.4539325507
   ],
   "end_xy": [
    4710659.345525473,
    2640533.84937915
   ]
  }
 },
 "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": 0.296,
   "obstruction_max_height_m": 22.49,
   "flagged_windows_m": [
    2,
    3,
    5,
    10,
    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_E4709-N2640.tif",
   "data/cache/at/bev-als_dtm_E4709-N2641.tif",
   "data/cache/at/bev-als_dtm_E4710-N2640.tif",
   "data/cache/at/bev-als_dtm_E4710-N2641.tif"
  ],
  "calculated_at": "2026-09-12T23:35:24+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": [
   "E4709-N2640",
   "E4709-N2641",
   "E4710-N2640",
   "E4710-N2641"
  ],
  "elevation_blocks": [
   "N2600000E4700000@2022-09-15"
  ],
  "climb_origin": "discovered",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Bad Schwanberg",
  "county": "Steiermark",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}