{
 "ocl_version": "0.1.0",
 "name": "Kaltenbrunnen",
 "slug": "kaltenbrunnen-2",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 27.596814305945827,
   "diagnostic": true,
   "flags": [
    "texture_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 1544.0,
   "end_distance_m": 1546.0,
   "start_elevation_m": 775.8511891611104,
   "end_elevation_m": 776.4031254472293,
   "min_gradient_pct": -38.854008203873036,
   "suppressed_max_gradient_pct": 54.583712062964196,
   "suppressed_location_m": [
    2183.0,
    2185.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 26.041618714403587,
   "diagnostic": true,
   "flags": [
    "texture_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 1544.0,
   "end_distance_m": 1547.0,
   "start_elevation_m": 775.8511891611104,
   "end_elevation_m": 776.6324377225425,
   "min_gradient_pct": -35.582570406063496,
   "suppressed_max_gradient_pct": 52.69076988806395,
   "suppressed_location_m": [
    2183.0,
    2186.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 21.409100196437976,
   "diagnostic": false,
   "flags": [
    "texture_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 1544.0,
   "end_distance_m": 1549.0,
   "start_elevation_m": 775.8511891611104,
   "end_elevation_m": 776.9216441709323,
   "min_gradient_pct": -22.861375447955652,
   "suppressed_max_gradient_pct": 43.854663750794316,
   "suppressed_location_m": [
    2182.0,
    2187.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 19.331267016641505,
   "diagnostic": false,
   "flags": [
    "texture_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 3729.0,
   "end_distance_m": 3739.0,
   "start_elevation_m": 1011.4791850165327,
   "end_elevation_m": 1013.4123117181969,
   "min_gradient_pct": -11.058511372400517,
   "suppressed_max_gradient_pct": 31.211734542570184,
   "suppressed_location_m": [
    2181.0,
    2191.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 18.37398352575633,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 3725.0,
   "end_distance_m": 3745.0,
   "start_elevation_m": 1010.8303537951629,
   "end_elevation_m": 1014.5051505003141,
   "min_gradient_pct": -1.0597770747324375
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 18.03267613423668,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 3720.0,
   "end_distance_m": 3745.0,
   "start_elevation_m": 1009.996981466755,
   "end_elevation_m": 1014.5051505003141,
   "min_gradient_pct": 1.2784804359562258
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 16.856406554391924,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 3935.0,
   "end_distance_m": 3985.0,
   "start_elevation_m": 1036.485508394988,
   "end_elevation_m": 1044.913711672184,
   "min_gradient_pct": 2.48630582571127
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 15.366371125770002,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 3915.0,
   "end_distance_m": 4015.0,
   "start_elevation_m": 1033.9517097473492,
   "end_elevation_m": 1049.3180808731192,
   "min_gradient_pct": 3.2867841761203636
  }
 ],
 "shape": {
  "ascent_concentration": 0.293,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 351.0,
  "shape_class": "sustained"
 },
 "length_m": 4037.2874396867437,
 "start_elevation_m": 620.8430241611352,
 "end_elevation_m": 1050.7401717500145,
 "endpoint_gain_m": 429.8971475888793,
 "overall_gradient_pct": 10.648167959580192,
 "accumulated_ascent_m": 432.97902189846354,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 21.409100196437976,
   "start_distance_m": 1544.0,
   "end_distance_m": 1549.0,
   "midpoint_distance_m": 1546.5,
   "start_elevation_m": 775.8511891611104,
   "end_elevation_m": 776.9216441709323,
   "start_xy": [
    4311439.105868948,
    2702541.128947755
   ],
   "end_xy": [
    4311434.461807581,
    2702539.2761946633
   ]
  },
  "max_10m": {
   "gradient_pct": 19.331267016641505,
   "start_distance_m": 3729.0,
   "end_distance_m": 3739.0,
   "midpoint_distance_m": 3734.0,
   "start_elevation_m": 1011.4791850165327,
   "end_elevation_m": 1013.4123117181969,
   "start_xy": [
    4310766.913644158,
    2702986.635208831
   ],
   "end_xy": [
    4310770.235326682,
    2702996.067410335
   ]
  },
  "max_20m": {
   "gradient_pct": 18.37398352575633,
   "start_distance_m": 3725.0,
   "end_distance_m": 3745.0,
   "midpoint_distance_m": 3735.0,
   "start_elevation_m": 1010.8303537951629,
   "end_elevation_m": 1014.5051505003141,
   "start_xy": [
    4310765.5637900205,
    2702982.870538243
   ],
   "end_xy": [
    4310772.228336195,
    2703001.7267312375
   ]
  },
  "max_25m": {
   "gradient_pct": 18.03267613423668,
   "start_distance_m": 3720.0,
   "end_distance_m": 3745.0,
   "midpoint_distance_m": 3732.5,
   "start_elevation_m": 1009.996981466755,
   "end_elevation_m": 1014.5051505003141,
   "start_xy": [
    4310763.61228672,
    2702978.2671009544
   ],
   "end_xy": [
    4310772.228336195,
    2703001.7267312375
   ]
  },
  "max_50m": {
   "gradient_pct": 16.856406554391924,
   "start_distance_m": 3935.0,
   "end_distance_m": 3985.0,
   "midpoint_distance_m": 3960.0,
   "start_elevation_m": 1036.485508394988,
   "end_elevation_m": 1044.913711672184,
   "start_xy": [
    4310605.963888049,
    2702978.537298899
   ],
   "end_xy": [
    4310558.019691064,
    2702964.5865610368
   ]
  },
  "max_100m": {
   "gradient_pct": 15.366371125770002,
   "start_distance_m": 3915.0,
   "end_distance_m": 4015.0,
   "midpoint_distance_m": 3965.0,
   "start_elevation_m": 1033.9517097473492,
   "end_elevation_m": 1049.3180808731192,
   "start_xy": [
    4310625.191122771,
    2702983.7325047357
   ],
   "end_xy": [
    4310528.594457645,
    2702958.80877615
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -22.861375447955652,
   "start_distance_m": 2043.0,
   "end_distance_m": 2048.0,
   "midpoint_distance_m": 2045.5,
   "start_elevation_m": 833.3914256736705,
   "end_elevation_m": 832.2483569012727,
   "start_xy": [
    4311240.096632583,
    2702596.9297816353
   ],
   "end_xy": [
    4311244.610039566,
    2702599.081329312
   ]
  },
  "min_10m": {
   "gradient_pct": -11.058511372400517,
   "start_distance_m": 2193.0,
   "end_distance_m": 2203.0,
   "midpoint_distance_m": 2198.0,
   "start_elevation_m": 848.8523634428614,
   "end_elevation_m": 847.7465123056213,
   "start_xy": [
    4311292.94035769,
    2702667.3840335575
   ],
   "end_xy": [
    4311285.577235366,
    2702660.617614294
   ]
  },
  "min_20m": {
   "gradient_pct": -1.0597770747324375,
   "start_distance_m": 2033.0,
   "end_distance_m": 2053.0,
   "midpoint_distance_m": 2043.0,
   "start_elevation_m": 832.9959162806915,
   "end_elevation_m": 832.783960865745,
   "start_xy": [
    4311233.211714645,
    2702589.697374557
   ],
   "end_xy": [
    4311249.123446548,
    2702601.232876989
   ]
  },
  "min_25m": {
   "gradient_pct": 1.2784804359562258,
   "start_distance_m": 2033.0,
   "end_distance_m": 2058.0,
   "midpoint_distance_m": 2045.5,
   "start_elevation_m": 832.9959162806915,
   "end_elevation_m": 833.3155363896806,
   "start_xy": [
    4311233.211714645,
    2702589.697374557
   ],
   "end_xy": [
    4311253.644716141,
    2702603.364047766
   ]
  },
  "min_50m": {
   "gradient_pct": 2.48630582571127,
   "start_distance_m": 2522.0,
   "end_distance_m": 2572.0,
   "midpoint_distance_m": 2547.0,
   "start_elevation_m": 872.6376586145118,
   "end_elevation_m": 873.8808115273674,
   "start_xy": [
    4311202.706126358,
    2702802.1406083694
   ],
   "end_xy": [
    4311170.193303095,
    2702839.4289681576
   ]
  },
  "min_100m": {
   "gradient_pct": 3.2867841761203636,
   "start_distance_m": 2489.0,
   "end_distance_m": 2589.0,
   "midpoint_distance_m": 2539.0,
   "start_elevation_m": 871.16561625954,
   "end_elevation_m": 874.4524004356604,
   "start_xy": [
    4311227.297901824,
    2702781.0238864506
   ],
   "end_xy": [
    4311176.480611531,
    2702853.1005153507
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 27.596814305945827,
   "start_distance_m": 1544.0,
   "end_distance_m": 1546.0,
   "midpoint_distance_m": 1545.0,
   "start_elevation_m": 775.8511891611104,
   "end_elevation_m": 776.4031254472293,
   "start_xy": [
    4311439.105868948,
    2702541.128947755
   ],
   "end_xy": [
    4311437.248244401,
    2702540.3878465183
   ]
  },
  "max_3m": {
   "gradient_pct": 26.041618714403587,
   "start_distance_m": 1544.0,
   "end_distance_m": 1547.0,
   "midpoint_distance_m": 1545.5,
   "start_elevation_m": 775.8511891611104,
   "end_elevation_m": 776.6324377225425,
   "start_xy": [
    4311439.105868948,
    2702541.128947755
   ],
   "end_xy": [
    4311436.319432128,
    2702540.0172959
   ]
  }
 },
 "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": {
  "texture_suppression": {
   "masked_fraction": 0.007,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0
   ],
   "windows_unresolved": []
  },
  "texture_windows": {
   "rounds": 2,
   "windows_masked": [
    {
     "window_m": 10.0,
     "start_m": 2181.0,
     "end_m": 2191.0,
     "raw_pct": 31.21,
     "reason": "hump+short-step"
    },
    {
     "window_m": 5.0,
     "start_m": 2182.0,
     "end_m": 2187.0,
     "raw_pct": 43.85,
     "reason": "hump+short-step"
    },
    {
     "window_m": 10.0,
     "start_m": 2023.0,
     "end_m": 2033.0,
     "raw_pct": 30.25,
     "reason": "hump+short-step"
    },
    {
     "window_m": 5.0,
     "start_m": 2024.0,
     "end_m": 2029.0,
     "raw_pct": 33.56,
     "reason": "hump+short-step"
    }
   ],
   "advisory": [],
   "unresolved": []
  },
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.195,
   "obstruction_max_height_m": 32.87,
   "flagged_windows_m": [
    50,
    100
   ]
  },
  "excluded_ranges_m": [
   [
    2021.0,
    2035.0
   ],
   [
    2179.0,
    2193.0
   ]
  ],
  "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_E4310-N2702.tif",
   "data/cache/at/bev-als_dtm_E4310-N2703.tif",
   "data/cache/at/bev-als_dtm_E4311-N2702.tif",
   "data/cache/at/bev-als_dtm_E4311-N2703.tif",
   "data/cache/at/bev-als_dtm_E4312-N2702.tif"
  ],
  "calculated_at": "2026-09-13T00:09:29+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": [
   "E4310-N2702",
   "E4310-N2703",
   "E4311-N2702",
   "E4311-N2703",
   "E4312-N2702"
  ],
  "elevation_blocks": [
   "N2700000E4300000@2022-09-15"
  ],
  "climb_origin": "discovered",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Egg",
  "county": "Vorarlberg",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}