{
 "ocl_version": "0.1.0",
 "name": "Unteramberg",
 "slug": "unteramberg",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 28.401660785510785,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 311.0,
   "end_distance_m": 313.0,
   "start_elevation_m": 444.7842099198147,
   "end_elevation_m": 445.35224313552493,
   "min_gradient_pct": 7.04262027443292
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 28.14948651389007,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 310.0,
   "end_distance_m": 313.0,
   "start_elevation_m": 444.5077585401082,
   "end_elevation_m": 445.35224313552493,
   "min_gradient_pct": 7.579279118651054
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 27.268684999881998,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 309.0,
   "end_distance_m": 314.0,
   "start_elevation_m": 444.2493131979938,
   "end_elevation_m": 445.6127474479879,
   "min_gradient_pct": 8.385267272775536
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 26.772626296821045,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 304.0,
   "end_distance_m": 314.0,
   "start_elevation_m": 442.9354848183058,
   "end_elevation_m": 445.6127474479879,
   "min_gradient_pct": 9.662701497848616
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 25.40172627903587,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 299.0,
   "end_distance_m": 319.0,
   "start_elevation_m": 441.74798384445774,
   "end_elevation_m": 446.8283291002649,
   "min_gradient_pct": 10.736755969709861
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 24.825449760073752,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 297.0,
   "end_distance_m": 322.0,
   "start_elevation_m": 441.2949652215693,
   "end_elevation_m": 447.50132766158777,
   "min_gradient_pct": 11.891179419842729
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 22.550146531167456,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 287.0,
   "end_distance_m": 337.0,
   "start_elevation_m": 439.45175093560783,
   "end_elevation_m": 450.72682420119156,
   "min_gradient_pct": 15.254329963543341
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 21.113039257985292,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 296.0,
   "end_distance_m": 396.0,
   "start_elevation_m": 441.08873646566167,
   "end_elevation_m": 462.20177572364696,
   "min_gradient_pct": 17.133566733206408
  }
 ],
 "shape": {
  "ascent_concentration": 0.283,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 426.0,
  "shape_class": "sustained"
 },
 "length_m": 427.5450393315672,
 "start_elevation_m": 386.91245542182253,
 "end_elevation_m": 466.21490637197934,
 "endpoint_gain_m": 79.30245095015681,
 "overall_gradient_pct": 18.548326762050593,
 "accumulated_ascent_m": 79.30245095015681,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 27.268684999881998,
   "start_distance_m": 309.0,
   "end_distance_m": 314.0,
   "midpoint_distance_m": 311.5,
   "start_elevation_m": 444.2493131979938,
   "end_elevation_m": 445.6127474479879,
   "start_xy": [
    4632825.50658381,
    2813212.243417068
   ],
   "end_xy": [
    4632822.127773826,
    2813215.877898972
   ]
  },
  "max_10m": {
   "gradient_pct": 26.772626296821045,
   "start_distance_m": 304.0,
   "end_distance_m": 314.0,
   "midpoint_distance_m": 309.0,
   "start_elevation_m": 442.9354848183058,
   "end_elevation_m": 445.6127474479879,
   "start_xy": [
    4632829.666359187,
    2813209.486628788
   ],
   "end_xy": [
    4632822.127773826,
    2813215.877898972
   ]
  },
  "max_20m": {
   "gradient_pct": 25.40172627903587,
   "start_distance_m": 299.0,
   "end_distance_m": 319.0,
   "midpoint_distance_m": 309.0,
   "start_elevation_m": 441.74798384445774,
   "end_elevation_m": 446.8283291002649,
   "start_xy": [
    4632833.946608895,
    2813206.9035082725
   ],
   "end_xy": [
    4632820.505689834,
    2813220.5402935822
   ]
  },
  "max_25m": {
   "gradient_pct": 24.825449760073752,
   "start_distance_m": 297.0,
   "end_distance_m": 322.0,
   "midpoint_distance_m": 309.5,
   "start_elevation_m": 441.2949652215693,
   "end_elevation_m": 447.50132766158777,
   "start_xy": [
    4632835.620650444,
    2813205.809166053
   ],
   "end_xy": [
    4632820.22441611,
    2813223.5270786583
   ]
  },
  "max_50m": {
   "gradient_pct": 22.550146531167456,
   "start_distance_m": 287.0,
   "end_distance_m": 337.0,
   "midpoint_distance_m": 312.0,
   "start_elevation_m": 439.45175093560783,
   "end_elevation_m": 450.72682420119156,
   "start_xy": [
    4632841.299675491,
    2813198.175481642
   ],
   "end_xy": [
    4632821.470925882,
    2813238.4573858622
   ]
  },
  "max_100m": {
   "gradient_pct": 21.113039257985292,
   "start_distance_m": 296.0,
   "end_distance_m": 396.0,
   "midpoint_distance_m": 346.0,
   "start_elevation_m": 441.08873646566167,
   "end_elevation_m": 462.20177572364696,
   "start_xy": [
    4632836.457671219,
    2813205.261994943
   ],
   "end_xy": [
    4632841.521025531,
    2813293.0805356633
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": 8.385267272775536,
   "start_distance_m": 422.0,
   "end_distance_m": 427.0,
   "midpoint_distance_m": 424.5,
   "start_elevation_m": 465.7608502745475,
   "end_elevation_m": 466.1801136381863,
   "start_xy": [
    4632851.844262221,
    2813316.883594472
   ],
   "end_xy": [
    4632853.496854448,
    2813321.602592134
   ]
  },
  "min_10m": {
   "gradient_pct": 9.662701497848616,
   "start_distance_m": 417.0,
   "end_distance_m": 427.0,
   "midpoint_distance_m": 422.0,
   "start_elevation_m": 465.21384348840144,
   "end_elevation_m": 466.1801136381863,
   "start_xy": [
    4632850.191669994,
    2813312.16459681
   ],
   "end_xy": [
    4632853.496854448,
    2813321.602592134
   ]
  },
  "min_20m": {
   "gradient_pct": 10.736755969709861,
   "start_distance_m": 407.0,
   "end_distance_m": 427.0,
   "midpoint_distance_m": 417.0,
   "start_elevation_m": 464.0327624442443,
   "end_elevation_m": 466.1801136381863,
   "start_xy": [
    4632846.5959446635,
    2813302.839900181
   ],
   "end_xy": [
    4632853.496854448,
    2813321.602592134
   ]
  },
  "min_25m": {
   "gradient_pct": 11.891179419842729,
   "start_distance_m": 402.0,
   "end_distance_m": 427.0,
   "midpoint_distance_m": 414.5,
   "start_elevation_m": 463.2073187832256,
   "end_elevation_m": 466.1801136381863,
   "start_xy": [
    4632844.289163239,
    2813298.4038254004
   ],
   "end_xy": [
    4632853.496854448,
    2813321.602592134
   ]
  },
  "min_50m": {
   "gradient_pct": 15.254329963543341,
   "start_distance_m": 377.0,
   "end_distance_m": 427.0,
   "midpoint_distance_m": 402.0,
   "start_elevation_m": 458.5529486564146,
   "end_elevation_m": 466.1801136381863,
   "start_xy": [
    4632831.755844545,
    2813276.8008440696
   ],
   "end_xy": [
    4632853.496854448,
    2813321.602592134
   ]
  },
  "min_100m": {
   "gradient_pct": 17.133566733206408,
   "start_distance_m": 0.0,
   "end_distance_m": 100.0,
   "midpoint_distance_m": 50.0,
   "start_elevation_m": 386.91245542182253,
   "end_elevation_m": 404.04602215502894,
   "start_xy": [
    4632761.547,
    2812944.082
   ],
   "end_xy": [
    4632779.905950731,
    2813037.3440002054
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 28.401660785510785,
   "start_distance_m": 311.0,
   "end_distance_m": 313.0,
   "midpoint_distance_m": 312.0,
   "start_elevation_m": 444.7842099198147,
   "end_elevation_m": 445.35224313552493,
   "start_xy": [
    4632823.954314979,
    2813213.4980360735
   ],
   "end_xy": [
    4632822.736620877,
    2813215.084611339
   ]
  },
  "max_3m": {
   "gradient_pct": 28.14948651389007,
   "start_distance_m": 310.0,
   "end_distance_m": 313.0,
   "midpoint_distance_m": 311.5,
   "start_elevation_m": 444.5077585401082,
   "end_elevation_m": 445.35224313552493,
   "start_xy": [
    4632824.718104303,
    2813212.8584780945
   ],
   "end_xy": [
    4632822.736620877,
    2813215.084611339
   ]
  }
 },
 "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": 0.305,
   "obstruction_max_height_m": 25.31,
   "flagged_windows_m": [
    50
   ]
  },
  "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_E4632-N2812.tif",
   "data/cache/at/bev-als_dtm_E4632-N2813.tif"
  ],
  "calculated_at": "2026-09-11T07:25:51+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.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": [
   "E4632-N2812",
   "E4632-N2813"
  ],
  "elevation_blocks": [
   "N2800000E4600000@2022-09-15"
  ],
  "climb_origin": "discovered",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Gramastetten",
  "county": "Ober\u00f6sterreich",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}