{
 "ocl_version": "0.1.0",
 "name": "Mittelberg-Zwerenalpe-Kanzelwand",
 "slug": "mittelberg-zwerenalpe-kanzelwand-2",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 39.59242578271187,
   "diagnostic": true,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 542.0,
   "end_distance_m": 544.0,
   "start_elevation_m": 1306.3633360361014,
   "end_elevation_m": 1307.1551845517556,
   "min_gradient_pct": -276.6932522743559,
   "suppressed_max_gradient_pct": 123.03299593329484,
   "suppressed_location_m": [
    112.0,
    114.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 36.44194611757333,
   "diagnostic": true,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 542.0,
   "end_distance_m": 545.0,
   "start_elevation_m": 1306.3633360361014,
   "end_elevation_m": 1307.4565944196286,
   "min_gradient_pct": -202.03869440128983,
   "suppressed_max_gradient_pct": 103.58645769456416,
   "suppressed_location_m": [
    112.0,
    115.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 34.00137056607491,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 286.0,
   "end_distance_m": 291.0,
   "start_elevation_m": 1262.239881428315,
   "end_elevation_m": 1263.9399499566186,
   "min_gradient_pct": -120.30164818553203,
   "suppressed_max_gradient_pct": 91.12486372661351,
   "suppressed_location_m": [
    112.0,
    117.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 33.071630898130024,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 283.0,
   "end_distance_m": 293.0,
   "start_elevation_m": 1261.2992254540907,
   "end_elevation_m": 1264.6063885439037,
   "min_gradient_pct": -56.516289777976,
   "suppressed_max_gradient_pct": 59.23352930010424,
   "suppressed_location_m": [
    111.0,
    121.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 31.103975920046878,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 276.0,
   "end_distance_m": 296.0,
   "start_elevation_m": 1259.2885009654628,
   "end_elevation_m": 1265.5092961494722,
   "min_gradient_pct": -21.12525092309852,
   "suppressed_max_gradient_pct": 37.65807109294087,
   "suppressed_location_m": [
    106.0,
    126.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 29.98077599933913,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 272.0,
   "end_distance_m": 297.0,
   "start_elevation_m": 1258.2772999584392,
   "end_elevation_m": 1265.772493958274,
   "min_gradient_pct": -15.187455191535264,
   "suppressed_max_gradient_pct": 32.81334125256308,
   "suppressed_location_m": [
    101.0,
    126.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 28.859462378218268,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 541.0,
   "end_distance_m": 591.0,
   "start_elevation_m": 1306.0693124192367,
   "end_elevation_m": 1320.4990436083458,
   "min_gradient_pct": 1.1882565331793558
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 28.260243347874166,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 541.0,
   "end_distance_m": 641.0,
   "start_elevation_m": 1306.0693124192367,
   "end_elevation_m": 1334.3295557671108,
   "min_gradient_pct": 9.670891228232449
  }
 ],
 "shape": {
  "ascent_concentration": 0.285,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 1306.0,
  "shape_class": "sustained"
 },
 "length_m": 1776.0315048078194,
 "start_elevation_m": 1204.797935664089,
 "end_elevation_m": 1560.4417615642053,
 "endpoint_gain_m": 355.6438259001163,
 "overall_gradient_pct": 20.024634976202172,
 "accumulated_ascent_m": 362.24323633642166,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 34.00137056607491,
   "start_distance_m": 286.0,
   "end_distance_m": 291.0,
   "midpoint_distance_m": 288.5,
   "start_elevation_m": 1262.239881428315,
   "end_elevation_m": 1263.9399499566186,
   "start_xy": [
    4335385.323063491,
    2693104.838608642
   ],
   "end_xy": [
    4335383.417666648,
    2693100.215897006
   ]
  },
  "max_10m": {
   "gradient_pct": 33.071630898130024,
   "start_distance_m": 283.0,
   "end_distance_m": 293.0,
   "midpoint_distance_m": 288.0,
   "start_elevation_m": 1261.2992254540907,
   "end_elevation_m": 1264.6063885439037,
   "start_xy": [
    4335386.466301596,
    2693107.612235624
   ],
   "end_xy": [
    4335382.655507911,
    2693098.366812351
   ]
  },
  "max_20m": {
   "gradient_pct": 31.103975920046878,
   "start_distance_m": 276.0,
   "end_distance_m": 296.0,
   "midpoint_distance_m": 286.0,
   "start_elevation_m": 1259.2885009654628,
   "end_elevation_m": 1265.5092961494722,
   "start_xy": [
    4335389.133857177,
    2693114.0840319144
   ],
   "end_xy": [
    4335381.512269805,
    2693095.59318537
   ]
  },
  "max_25m": {
   "gradient_pct": 29.98077599933913,
   "start_distance_m": 272.0,
   "end_distance_m": 297.0,
   "midpoint_distance_m": 284.5,
   "start_elevation_m": 1258.2772999584392,
   "end_elevation_m": 1265.772493958274,
   "start_xy": [
    4335390.658174651,
    2693117.7822012235
   ],
   "end_xy": [
    4335381.131190436,
    2693094.6686430424
   ]
  },
  "max_50m": {
   "gradient_pct": 28.859462378218268,
   "start_distance_m": 541.0,
   "end_distance_m": 591.0,
   "midpoint_distance_m": 566.0,
   "start_elevation_m": 1306.0693124192367,
   "end_elevation_m": 1320.4990436083458,
   "start_xy": [
    4335268.53571898,
    2692880.366951303
   ],
   "end_xy": [
    4335257.881190923,
    2692832.0520422617
   ]
  },
  "max_100m": {
   "gradient_pct": 28.260243347874166,
   "start_distance_m": 541.0,
   "end_distance_m": 641.0,
   "midpoint_distance_m": 591.0,
   "start_elevation_m": 1306.0693124192367,
   "end_elevation_m": 1334.3295557671108,
   "start_xy": [
    4335268.53571898,
    2692880.366951303
   ],
   "end_xy": [
    4335281.481443375,
    2692788.8727291445
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -120.30164818553203,
   "start_distance_m": 144.0,
   "end_distance_m": 149.0,
   "midpoint_distance_m": 146.5,
   "start_elevation_m": 1236.1088399837504,
   "end_elevation_m": 1230.0937575744738,
   "start_xy": [
    4335450.686642222,
    2693227.2782540624
   ],
   "end_xy": [
    4335448.06505717,
    2693223.0206383197
   ]
  },
  "min_10m": {
   "gradient_pct": -56.516289777976,
   "start_distance_m": 141.0,
   "end_distance_m": 151.0,
   "midpoint_distance_m": 146.0,
   "start_elevation_m": 1235.9696363282746,
   "end_elevation_m": 1230.318007350477,
   "start_xy": [
    4335452.259593253,
    2693229.832823508
   ],
   "end_xy": [
    4335447.016423148,
    2693221.3175920225
   ]
  },
  "min_20m": {
   "gradient_pct": -21.12525092309852,
   "start_distance_m": 140.0,
   "end_distance_m": 160.0,
   "midpoint_distance_m": 150.0,
   "start_elevation_m": 1235.7678853071063,
   "end_elevation_m": 1231.5428351224866,
   "start_xy": [
    4335452.783910263,
    2693230.6843466563
   ],
   "end_xy": [
    4335440.462925886,
    2693215.4593348023
   ]
  },
  "min_25m": {
   "gradient_pct": -15.187455191535264,
   "start_distance_m": 126.0,
   "end_distance_m": 151.0,
   "midpoint_distance_m": 138.5,
   "start_elevation_m": 1234.1148711483609,
   "end_elevation_m": 1230.318007350477,
   "start_xy": [
    4335460.12434841,
    2693242.605670736
   ],
   "end_xy": [
    4335447.016423148,
    2693221.3175920225
   ]
  },
  "min_50m": {
   "gradient_pct": 1.1882565331793558,
   "start_distance_m": 118.0,
   "end_distance_m": 168.0,
   "midpoint_distance_m": 143.0,
   "start_elevation_m": 1232.7144992488318,
   "end_elevation_m": 1233.3086275154214,
   "start_xy": [
    4335461.313600681,
    2693250.4769329582
   ],
   "end_xy": [
    4335433.718891785,
    2693211.1560797514
   ]
  },
  "min_100m": {
   "gradient_pct": 9.670891228232449,
   "start_distance_m": 382.0,
   "end_distance_m": 482.0,
   "midpoint_distance_m": 432.0,
   "start_elevation_m": 1283.851905520372,
   "end_elevation_m": 1293.5227967486044,
   "start_xy": [
    4335350.810203807,
    2693015.685028315
   ],
   "end_xy": [
    4335294.588911481,
    2692933.303055811
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 39.59242578271187,
   "start_distance_m": 542.0,
   "end_distance_m": 544.0,
   "midpoint_distance_m": 543.0,
   "start_elevation_m": 1306.3633360361014,
   "end_elevation_m": 1307.1551845517556,
   "start_xy": [
    4335268.0941394465,
    2692879.469729193
   ],
   "end_xy": [
    4335267.210980378,
    2692877.6752849724
   ]
  },
  "max_3m": {
   "gradient_pct": 36.44194611757333,
   "start_distance_m": 542.0,
   "end_distance_m": 545.0,
   "midpoint_distance_m": 543.5,
   "start_elevation_m": 1306.3633360361014,
   "end_elevation_m": 1307.4565944196286,
   "start_xy": [
    4335268.0941394465,
    2692879.469729193
   ],
   "end_xy": [
    4335266.769400844,
    2692876.778062862
   ]
  }
 },
 "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": {
  "structure_suppression": {
   "masked_fraction": 0.028,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0
   ],
   "windows_unresolved": []
  },
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.003,
   "obstruction_max_height_m": 6.81,
   "flagged_windows_m": []
  },
  "excluded_ranges_m": [
   [
    110.0,
    119.0
   ],
   [
    133.0,
    138.0
   ],
   [
    141.0,
    174.0
   ]
  ],
  "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_E4335-N2691.tif",
   "data/cache/at/bev-als_dtm_E4335-N2692.tif",
   "data/cache/at/bev-als_dtm_E4335-N2693.tif"
  ],
  "calculated_at": "2026-09-11T15:51:45+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-run2-260911",
  "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": [
   "E4335-N2691",
   "E4335-N2692",
   "E4335-N2693"
  ],
  "elevation_blocks": [
   "N2650000E4300000@2022-09-15"
  ],
  "climb_origin": "discovered",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Mittelberg",
  "county": "Vorarlberg",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}