{
 "ocl_version": "0.1.0",
 "name": "Stalanz",
 "slug": "stalanz",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 52.41842091295439,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 3782.0,
   "end_distance_m": 3784.0,
   "start_elevation_m": 1801.9946470737918,
   "end_elevation_m": 1803.043015492051,
   "min_gradient_pct": -87.84200374764168,
   "suppressed_max_gradient_pct": 117.52578262741054,
   "suppressed_location_m": [
    1908.0,
    1910.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 47.55190855873176,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 3781.0,
   "end_distance_m": 3784.0,
   "start_elevation_m": 1801.616458235289,
   "end_elevation_m": 1803.043015492051,
   "min_gradient_pct": -79.68102708912284,
   "suppressed_max_gradient_pct": 107.57773916454123,
   "suppressed_location_m": [
    1907.0,
    1910.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 38.636252995688665,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "texture_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 3853.0,
   "end_distance_m": 3858.0,
   "start_elevation_m": 1817.954410848709,
   "end_elevation_m": 1819.8862234984933,
   "min_gradient_pct": -55.39980608917631,
   "suppressed_max_gradient_pct": 94.7963335966233,
   "suppressed_location_m": [
    1906.0,
    1911.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 31.70007795626816,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 3849.0,
   "end_distance_m": 3859.0,
   "start_elevation_m": 1816.9819854373484,
   "end_elevation_m": 1820.1519932329752,
   "min_gradient_pct": -19.28463706749426,
   "suppressed_max_gradient_pct": 65.0128245388828,
   "suppressed_location_m": [
    3783.0,
    3793.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 29.59041881759731,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 2722.0,
   "end_distance_m": 2742.0,
   "start_elevation_m": 1600.800268841747,
   "end_elevation_m": 1606.7183526052665,
   "min_gradient_pct": -9.44872572676104,
   "suppressed_max_gradient_pct": 55.891014625133266,
   "suppressed_location_m": [
    3774.0,
    3794.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 29.376245376969564,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 2717.0,
   "end_distance_m": 2742.0,
   "start_elevation_m": 1599.3742912610242,
   "end_elevation_m": 1606.7183526052665,
   "min_gradient_pct": -7.4568531177073964,
   "suppressed_max_gradient_pct": 50.91959081787081,
   "suppressed_location_m": [
    3773.0,
    3798.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 28.55146889749176,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 2702.0,
   "end_distance_m": 2752.0,
   "start_elevation_m": 1595.1529544027367,
   "end_elevation_m": 1609.4286888514825,
   "min_gradient_pct": -5.75136852724745,
   "suppressed_max_gradient_pct": 34.61949366189447,
   "suppressed_location_m": [
    3748.0,
    3798.0
   ]
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 28.295290874246348,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 2702.0,
   "end_distance_m": 2802.0,
   "start_elevation_m": 1595.1529544027367,
   "end_elevation_m": 1623.448245276983,
   "min_gradient_pct": -2.8911116454128205
  }
 ],
 "shape": {
  "ascent_concentration": 0.398,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 307.0,
  "shape_class": "sustained"
 },
 "length_m": 4581.499999999995,
 "start_elevation_m": 1360.9646643530214,
 "end_elevation_m": 1925.2518699718914,
 "endpoint_gain_m": 564.2872056188701,
 "overall_gradient_pct": 12.316647508869815,
 "accumulated_ascent_m": 588.6980512065272,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 38.636252995688665,
   "start_distance_m": 3853.0,
   "end_distance_m": 3858.0,
   "midpoint_distance_m": 3855.5,
   "start_elevation_m": 1817.954410848709,
   "end_elevation_m": 1819.8862234984933,
   "start_xy": [
    4372553.541596088,
    2656234.8403238934
   ],
   "end_xy": [
    4372558.302727138,
    2656233.3417552267
   ]
  },
  "max_10m": {
   "gradient_pct": 31.70007795626816,
   "start_distance_m": 3849.0,
   "end_distance_m": 3859.0,
   "midpoint_distance_m": 3854.0,
   "start_elevation_m": 1816.9819854373484,
   "end_elevation_m": 1820.1519932329752,
   "start_xy": [
    4372549.762257215,
    2656236.1505128397
   ],
   "end_xy": [
    4372559.28605913,
    2656233.1599362176
   ]
  },
  "max_20m": {
   "gradient_pct": 29.59041881759731,
   "start_distance_m": 2722.0,
   "end_distance_m": 2742.0,
   "midpoint_distance_m": 2732.0,
   "start_elevation_m": 1600.800268841747,
   "end_elevation_m": 1606.7183526052665,
   "start_xy": [
    4372133.64906759,
    2657019.2782830084
   ],
   "end_xy": [
    4372140.4528548,
    2657000.5271365955
   ]
  },
  "max_25m": {
   "gradient_pct": 29.376245376969564,
   "start_distance_m": 2717.0,
   "end_distance_m": 2742.0,
   "midpoint_distance_m": 2729.5,
   "start_elevation_m": 1599.3742912610242,
   "end_elevation_m": 1606.7183526052665,
   "start_xy": [
    4372132.289124021,
    2657024.0897851726
   ],
   "end_xy": [
    4372140.4528548,
    2657000.5271365955
   ]
  },
  "max_50m": {
   "gradient_pct": 28.55146889749176,
   "start_distance_m": 2702.0,
   "end_distance_m": 2752.0,
   "midpoint_distance_m": 2727.0,
   "start_elevation_m": 1595.1529544027367,
   "end_elevation_m": 1609.4286888514825,
   "start_xy": [
    4372127.755370298,
    2657038.319939748
   ],
   "end_xy": [
    4372142.856768957,
    2656990.86184756
   ]
  },
  "max_100m": {
   "gradient_pct": 28.295290874246348,
   "start_distance_m": 2702.0,
   "end_distance_m": 2802.0,
   "midpoint_distance_m": 2752.0,
   "start_elevation_m": 1595.1529544027367,
   "end_elevation_m": 1623.448245276983,
   "start_xy": [
    4372127.755370298,
    2657038.319939748
   ],
   "end_xy": [
    4372160.39470384,
    2656944.2391164466
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -55.39980608917631,
   "start_distance_m": 3068.0,
   "end_distance_m": 3073.0,
   "midpoint_distance_m": 3070.5,
   "start_elevation_m": 1673.3167743553004,
   "end_elevation_m": 1670.5467840508416,
   "start_xy": [
    4372249.814769059,
    2656701.104818198
   ],
   "end_xy": [
    4372246.081336482,
    2656697.778938468
   ]
  },
  "min_10m": {
   "gradient_pct": -19.28463706749426,
   "start_distance_m": 3064.0,
   "end_distance_m": 3074.0,
   "midpoint_distance_m": 3069.0,
   "start_elevation_m": 1672.6067026315336,
   "end_elevation_m": 1670.6782389247842,
   "start_xy": [
    4372251.570145727,
    2656704.588323411
   ],
   "end_xy": [
    4372245.334957012,
    2656697.1134182233
   ]
  },
  "min_20m": {
   "gradient_pct": -9.44872572676104,
   "start_distance_m": 2045.0,
   "end_distance_m": 2065.0,
   "midpoint_distance_m": 2055.0,
   "start_elevation_m": 1498.091774323208,
   "end_elevation_m": 1496.2020291778558,
   "start_xy": [
    4371848.650102591,
    2657584.8326913686
   ],
   "end_xy": [
    4371867.143388297,
    2657577.2867416195
   ]
  },
  "min_25m": {
   "gradient_pct": -7.4568531177073964,
   "start_distance_m": 1307.0,
   "end_distance_m": 1332.0,
   "midpoint_distance_m": 1319.5,
   "start_elevation_m": 1445.6976127450307,
   "end_elevation_m": 1443.8333994656039,
   "start_xy": [
    4371202.920170832,
    2657858.470888526
   ],
   "end_xy": [
    4371226.790154768,
    2657864.735843255
   ]
  },
  "min_50m": {
   "gradient_pct": -5.75136852724745,
   "start_distance_m": 1308.0,
   "end_distance_m": 1358.0,
   "midpoint_distance_m": 1333.0,
   "start_elevation_m": 1445.6706277828816,
   "end_elevation_m": 1442.794943519258,
   "start_xy": [
    4371203.919626476,
    2657858.5038796733
   ],
   "end_xy": [
    4371251.516457748,
    2657857.783977628
   ]
  },
  "min_100m": {
   "gradient_pct": -2.8911116454128205,
   "start_distance_m": 1262.0,
   "end_distance_m": 1362.0,
   "midpoint_distance_m": 1312.0,
   "start_elevation_m": 1445.5935133451826,
   "end_elevation_m": 1442.7024016997698,
   "start_xy": [
    4371157.944159756,
    2657857.00188816
   ],
   "end_xy": [
    4371255.296470179,
    2657856.475732541
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 52.41842091295439,
   "start_distance_m": 3782.0,
   "end_distance_m": 3784.0,
   "midpoint_distance_m": 3783.0,
   "start_elevation_m": 1801.9946470737918,
   "end_elevation_m": 1803.043015492051,
   "start_xy": [
    4372489.705848415,
    2656265.321610409
   ],
   "end_xy": [
    4372491.449426521,
    2656264.3418474826
   ]
  },
  "max_3m": {
   "gradient_pct": 47.55190855873176,
   "start_distance_m": 3781.0,
   "end_distance_m": 3784.0,
   "midpoint_distance_m": 3782.5,
   "start_elevation_m": 1801.616458235289,
   "end_elevation_m": 1803.043015492051,
   "start_xy": [
    4372488.834077259,
    2656265.8115237006
   ],
   "end_xy": [
    4372491.449426521,
    2656264.3418474826
   ]
  }
 },
 "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": 0.014,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0,
    50.0
   ],
   "windows_unresolved": []
  },
  "no_bench_suppression": {
   "masked_fraction": 0.029,
   "windows_resited": [],
   "windows_unresolved": []
  },
  "placement_suppression": {
   "masked_fraction": 0.038,
   "windows_resited": [],
   "windows_unresolved": []
  },
  "texture_suppression": {
   "masked_fraction": 0.049,
   "windows_resited": [
    5.0
   ],
   "windows_unresolved": []
  },
  "texture_windows": {
   "rounds": 2,
   "windows_masked": [
    {
     "window_m": 25.0,
     "start_m": 2618.0,
     "end_m": 2643.0,
     "raw_pct": 31.05,
     "reason": "hump"
    },
    {
     "window_m": 20.0,
     "start_m": 2623.0,
     "end_m": 2643.0,
     "raw_pct": 32.05,
     "reason": "hump"
    },
    {
     "window_m": 5.0,
     "start_m": 767.0,
     "end_m": 772.0,
     "raw_pct": 41.8,
     "reason": "hump"
    },
    {
     "window_m": 5.0,
     "start_m": 859.0,
     "end_m": 864.0,
     "raw_pct": 39.31,
     "reason": "hump"
    }
   ],
   "advisory": [],
   "unresolved": []
  },
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.169,
   "obstruction_max_height_m": 39.81,
   "flagged_windows_m": [
    2,
    3,
    100
   ]
  },
  "excluded_ranges_m": [
   [
    765.0,
    774.0
   ],
   [
    857.0,
    866.0
   ],
   [
    995.0,
    1001.0
   ],
   [
    1900.0,
    1960.0
   ],
   [
    2030.0,
    2060.0
   ],
   [
    2563.0,
    2573.0
   ],
   [
    2616.0,
    2645.0
   ],
   [
    3067.0,
    3079.0
   ],
   [
    3330.0,
    3360.0
   ],
   [
    3389.0,
    3394.0
   ],
   [
    3773.0,
    3779.0
   ],
   [
    3785.0,
    3793.0
   ]
  ],
  "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_E4370-N2657.tif",
   "data/cache/at/bev-als_dtm_E4370-N2658.tif",
   "data/cache/at/bev-als_dtm_E4371-N2656.tif",
   "data/cache/at/bev-als_dtm_E4371-N2657.tif",
   "data/cache/at/bev-als_dtm_E4371-N2658.tif",
   "data/cache/at/bev-als_dtm_E4372-N2655.tif",
   "data/cache/at/bev-als_dtm_E4372-N2656.tif",
   "data/cache/at/bev-als_dtm_E4372-N2657.tif"
  ],
  "calculated_at": "2026-09-15T22:35:13+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "data/cache/pbf/austria-2026-09-11.osm.pbf",
  "osm_snapshot": "2026-09-10T20:21:06Z",
  "run_id": "retro-260915-dogleg-all",
  "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": [
   "E4370-N2657",
   "E4370-N2658",
   "E4371-N2656",
   "E4371-N2657",
   "E4371-N2658",
   "E4372-N2655",
   "E4372-N2656",
   "E4372-N2657"
  ],
  "elevation_blocks": [
   "N2650000E4350000@2022-09-15"
  ],
  "bev_dsm_release": {
   "N2650000E4350000": "20220915"
  },
  "route_cut_m": 4581.5,
  "climb_origin": "discovered",
  "structure_own_ways": "none \u2014 the route carried no way list; own decks unmasked",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Ried im Oberinntal",
  "county": "Tirol",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}