{
 "ocl_version": "0.1.0",
 "name": "Ritzl",
 "slug": "ritzl",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 29.84430977193142,
   "diagnostic": true,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 290.0,
   "end_distance_m": 292.0,
   "start_elevation_m": 1001.7279979304328,
   "end_elevation_m": 1002.3248841258714,
   "min_gradient_pct": -9.247308082910877
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 26.50747325531408,
   "diagnostic": true,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 290.0,
   "end_distance_m": 293.0,
   "start_elevation_m": 1001.7279979304328,
   "end_elevation_m": 1002.5232221280922,
   "min_gradient_pct": -7.431310407006701
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 21.741280667220053,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 289.0,
   "end_distance_m": 294.0,
   "start_elevation_m": 1001.5504973653498,
   "end_elevation_m": 1002.6375613987108,
   "min_gradient_pct": -4.4870294151860435
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 16.63931987299975,
   "diagnostic": false,
   "flags": [
    "no_bench_excluded"
   ],
   "start_distance_m": 601.0,
   "end_distance_m": 611.0,
   "start_elevation_m": 1038.0357855489044,
   "end_elevation_m": 1039.6997175362044,
   "min_gradient_pct": -2.2519774261741077,
   "suppressed_max_gradient_pct": 16.993285724787484,
   "suppressed_location_m": [
    184.0,
    194.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 15.873148771595424,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 600.0,
   "end_distance_m": 620.0,
   "start_elevation_m": 1037.9268831191928,
   "end_elevation_m": 1041.1015128735119,
   "min_gradient_pct": 2.6065212242883717
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 15.108836751098352,
   "diagnostic": false,
   "flags": [
    "no_bench_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 163.0,
   "end_distance_m": 188.0,
   "start_elevation_m": 987.0107044283388,
   "end_elevation_m": 990.7879136161134,
   "min_gradient_pct": 2.8657747421293607,
   "suppressed_max_gradient_pct": 15.464212827469964,
   "suppressed_location_m": [
    169.0,
    194.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 13.489128148818281,
   "diagnostic": false,
   "flags": [
    "no_bench_excluded"
   ],
   "start_distance_m": 41.0,
   "end_distance_m": 91.0,
   "start_elevation_m": 971.1055412422453,
   "end_elevation_m": 977.8501053166544,
   "min_gradient_pct": 4.269063165839725,
   "suppressed_max_gradient_pct": 14.672047008766185,
   "suppressed_location_m": [
    163.0,
    213.0
   ]
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 12.988360851999005,
   "diagnostic": false,
   "flags": [
    "no_bench_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 315.0,
   "end_distance_m": 415.0,
   "start_elevation_m": 1004.744063540794,
   "end_elevation_m": 1017.732424392793,
   "min_gradient_pct": 4.590749710229375,
   "suppressed_max_gradient_pct": 13.966516081313443,
   "suppressed_location_m": [
    110.0,
    210.0
   ]
  }
 ],
 "shape": {
  "ascent_concentration": 0.29,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 138.0,
  "shape_class": "sustained"
 },
 "length_m": 1622.9816975352335,
 "start_elevation_m": 968.1291632135035,
 "end_elevation_m": 1140.5738195032882,
 "endpoint_gain_m": 172.4446562897847,
 "overall_gradient_pct": 10.625175659816156,
 "accumulated_ascent_m": 173.3498065588966,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 21.741280667220053,
   "start_distance_m": 289.0,
   "end_distance_m": 294.0,
   "midpoint_distance_m": 291.5,
   "start_elevation_m": 1001.5504973653498,
   "end_elevation_m": 1002.6375613987108,
   "start_xy": [
    4467354.208705601,
    2674225.3903267263
   ],
   "end_xy": [
    4467349.47580006,
    2674226.9979104646
   ]
  },
  "max_10m": {
   "gradient_pct": 16.63931987299975,
   "start_distance_m": 601.0,
   "end_distance_m": 611.0,
   "midpoint_distance_m": 606.0,
   "start_elevation_m": 1038.0357855489044,
   "end_elevation_m": 1039.6997175362044,
   "start_xy": [
    4467082.102342909,
    2674346.8583561317
   ],
   "end_xy": [
    4467078.066162036,
    2674356.006392161
   ]
  },
  "max_20m": {
   "gradient_pct": 15.873148771595424,
   "start_distance_m": 600.0,
   "end_distance_m": 620.0,
   "midpoint_distance_m": 610.0,
   "start_elevation_m": 1037.9268831191928,
   "end_elevation_m": 1041.1015128735119,
   "start_xy": [
    4467082.517058231,
    2674345.948404923
   ],
   "end_xy": [
    4467074.960050552,
    2674364.436877762
   ]
  },
  "max_25m": {
   "gradient_pct": 15.108836751098352,
   "start_distance_m": 163.0,
   "end_distance_m": 188.0,
   "midpoint_distance_m": 175.5,
   "start_elevation_m": 987.0107044283388,
   "end_elevation_m": 990.7879136161134,
   "start_xy": [
    4467448.645349273,
    2674151.4379543387
   ],
   "end_xy": [
    4467438.136852545,
    2674173.9799318346
   ]
  },
  "max_50m": {
   "gradient_pct": 13.489128148818281,
   "start_distance_m": 41.0,
   "end_distance_m": 91.0,
   "midpoint_distance_m": 66.0,
   "start_elevation_m": 971.1055412422453,
   "end_elevation_m": 977.8501053166544,
   "start_xy": [
    4467527.460330699,
    2674064.6423360887
   ],
   "end_xy": [
    4467485.609563277,
    2674090.1648470894
   ]
  },
  "max_100m": {
   "gradient_pct": 12.988360851999005,
   "start_distance_m": 315.0,
   "end_distance_m": 415.0,
   "midpoint_distance_m": 365.0,
   "start_elevation_m": 1004.744063540794,
   "end_elevation_m": 1017.732424392793,
   "start_xy": [
    4467329.422130713,
    2674233.196400496
   ],
   "end_xy": [
    4467234.15117123,
    2674257.1759231267
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -4.4870294151860435,
   "start_distance_m": 1509.0,
   "end_distance_m": 1514.0,
   "midpoint_distance_m": 1511.5,
   "start_elevation_m": 1129.064165050389,
   "end_elevation_m": 1128.8398135796297,
   "start_xy": [
    4466299.085374875,
    2674651.8712534877
   ],
   "end_xy": [
    4466294.349030413,
    2674653.336679765
   ]
  },
  "min_10m": {
   "gradient_pct": -2.2519774261741077,
   "start_distance_m": 1506.0,
   "end_distance_m": 1516.0,
   "midpoint_distance_m": 1511.0,
   "start_elevation_m": 1129.026428827838,
   "end_elevation_m": 1128.8012310852205,
   "start_xy": [
    4466301.5253996635,
    2674650.157631352
   ],
   "end_xy": [
    4466292.352591649,
    2674653.455978813
   ]
  },
  "min_20m": {
   "gradient_pct": 2.6065212242883717,
   "start_distance_m": 1347.0,
   "end_distance_m": 1367.0,
   "midpoint_distance_m": 1357.0,
   "start_elevation_m": 1117.852035067222,
   "end_elevation_m": 1118.3733393120797,
   "start_xy": [
    4466420.123953961,
    2674563.661323212
   ],
   "end_xy": [
    4466408.596713963,
    2674579.7762699076
   ]
  },
  "min_25m": {
   "gradient_pct": 2.8657747421293607,
   "start_distance_m": 1350.0,
   "end_distance_m": 1375.0,
   "midpoint_distance_m": 1362.5,
   "start_elevation_m": 1117.9564200273894,
   "end_elevation_m": 1118.6728637129218,
   "start_xy": [
    4466417.904675647,
    2674565.6773696826
   ],
   "end_xy": [
    4466402.359224512,
    2674584.634582927
   ]
  },
  "min_50m": {
   "gradient_pct": 4.269063165839725,
   "start_distance_m": 1340.0,
   "end_distance_m": 1390.0,
   "midpoint_distance_m": 1365.0,
   "start_elevation_m": 1117.3988921861476,
   "end_elevation_m": 1119.5334237690674,
   "start_xy": [
    4466425.733404424,
    2674559.486339844
   ],
   "end_xy": [
    4466388.307903028,
    2674589.8439660408
   ]
  },
  "min_100m": {
   "gradient_pct": 4.590749710229375,
   "start_distance_m": 1342.0,
   "end_distance_m": 1442.0,
   "midpoint_distance_m": 1392.0,
   "start_elevation_m": 1117.5560425019091,
   "end_elevation_m": 1122.1467922121385,
   "start_xy": [
    4466424.069716776,
    2674560.596359398
   ],
   "end_xy": [
    4466337.996730839,
    2674598.081058721
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 29.84430977193142,
   "start_distance_m": 290.0,
   "end_distance_m": 292.0,
   "midpoint_distance_m": 291.0,
   "start_elevation_m": 1001.7279979304328,
   "end_elevation_m": 1002.3248841258714,
   "start_xy": [
    4467353.248008016,
    2674225.667923826
   ],
   "end_xy": [
    4467351.360854243,
    2674226.3296509893
   ]
  },
  "max_3m": {
   "gradient_pct": 26.50747325531408,
   "start_distance_m": 290.0,
   "end_distance_m": 293.0,
   "midpoint_distance_m": 291.5,
   "start_elevation_m": 1001.7279979304328,
   "end_elevation_m": 1002.5232221280922,
   "start_xy": [
    4467353.248008016,
    2674225.667923826
   ],
   "end_xy": [
    4467350.418327152,
    2674226.663780727
   ]
  }
 },
 "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": {
  "no_bench_suppression": {
   "masked_fraction": 0.038,
   "windows_resited": [
    10.0,
    25.0,
    50.0,
    100.0
   ],
   "windows_unresolved": []
  },
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.204,
   "obstruction_max_height_m": 23.24,
   "flagged_windows_m": [
    2,
    3,
    5,
    25,
    100
   ]
  },
  "excluded_ranges_m": [
   [
    120.0,
    150.0
   ],
   [
    190.0,
    220.0
   ]
  ],
  "review": [],
  "extent": [
   "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_E4466-N2674.tif",
   "data/cache/at/bev-als_dtm_E4467-N2674.tif"
  ],
  "calculated_at": "2026-09-11T07:21:14+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": [
   "E4466-N2674",
   "E4467-N2674"
  ],
  "elevation_blocks": [
   "N2650000E4450000@2022-09-15"
  ],
  "climb_origin": "discovered",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Brandberg",
  "county": "Tirol",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}