{
 "ocl_version": "0.1.0",
 "name": "Gruberberg",
 "slug": "gruberberg",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 29.31046491403322,
   "diagnostic": true,
   "flags": [
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 1552.0,
   "end_distance_m": 1554.0,
   "start_elevation_m": 890.7717715710294,
   "end_elevation_m": 891.35798086931,
   "min_gradient_pct": -6.761995097048157,
   "suppressed_max_gradient_pct": 38.22722674343595,
   "suppressed_location_m": [
    1472.0,
    1474.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 23.926817531711702,
   "diagnostic": true,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 1552.0,
   "end_distance_m": 1555.0,
   "start_elevation_m": 890.7717715710294,
   "end_elevation_m": 891.4895760969807,
   "min_gradient_pct": -5.915998012153523,
   "suppressed_max_gradient_pct": 34.42304217153757,
   "suppressed_location_m": [
    1472.0,
    1475.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 17.078917366300175,
   "diagnostic": false,
   "flags": [
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 1551.0,
   "end_distance_m": 1556.0,
   "start_elevation_m": 890.6693632997116,
   "end_elevation_m": 891.5233091680266,
   "min_gradient_pct": -3.713021158914671,
   "suppressed_max_gradient_pct": 32.30563157454071,
   "suppressed_location_m": [
    1471.0,
    1476.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 15.653829077906494,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 813.0,
   "end_distance_m": 823.0,
   "start_elevation_m": 809.7447401065851,
   "end_elevation_m": 811.3101230143758,
   "min_gradient_pct": 0.7022677844190639,
   "suppressed_max_gradient_pct": 24.49883269347424,
   "suppressed_location_m": [
    1471.0,
    1481.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 14.828058218146225,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 811.0,
   "end_distance_m": 831.0,
   "start_elevation_m": 809.4692584938194,
   "end_elevation_m": 812.4348701374487,
   "min_gradient_pct": 5.324121733343645,
   "suppressed_max_gradient_pct": 19.158697595871672,
   "suppressed_location_m": [
    1464.0,
    1484.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 14.645565560266732,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 811.0,
   "end_distance_m": 836.0,
   "start_elevation_m": 809.4692584938194,
   "end_elevation_m": 813.1306498838861,
   "min_gradient_pct": 5.585677480432423,
   "suppressed_max_gradient_pct": 17.393080305739204,
   "suppressed_location_m": [
    1458.0,
    1483.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 14.149901460476258,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 796.0,
   "end_distance_m": 846.0,
   "start_elevation_m": 807.4169640156051,
   "end_elevation_m": 814.4919147458432,
   "min_gradient_pct": 7.175907130974565,
   "suppressed_max_gradient_pct": 14.625579444390496,
   "suppressed_location_m": [
    1434.0,
    1484.0
   ]
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 13.947099736113614,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 736.0,
   "end_distance_m": 836.0,
   "start_elevation_m": 799.1835501477725,
   "end_elevation_m": 813.1306498838861,
   "min_gradient_pct": 8.531820428662513
  }
 ],
 "shape": {
  "ascent_concentration": 0.29,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 491.0,
  "shape_class": "sustained"
 },
 "length_m": 1782.2000000001303,
 "start_elevation_m": 713.1511512123864,
 "end_elevation_m": 915.4190044750596,
 "endpoint_gain_m": 202.26785326267327,
 "overall_gradient_pct": 11.349335274529148,
 "accumulated_ascent_m": 202.60452146735463,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 17.078917366300175,
   "start_distance_m": 1551.0,
   "end_distance_m": 1556.0,
   "midpoint_distance_m": 1553.5,
   "start_elevation_m": 890.6693632997116,
   "end_elevation_m": 891.5233091680266,
   "start_xy": [
    4484676.895937375,
    2703155.6207745923
   ],
   "end_xy": [
    4484671.953973932,
    2703154.9260978824
   ]
  },
  "max_10m": {
   "gradient_pct": 15.653829077906494,
   "start_distance_m": 813.0,
   "end_distance_m": 823.0,
   "midpoint_distance_m": 818.0,
   "start_elevation_m": 809.7447401065851,
   "end_elevation_m": 811.3101230143758,
   "start_xy": [
    4484680.577577666,
    2703622.820202991
   ],
   "end_xy": [
    4484674.673728925,
    2703614.7671656744
   ]
  },
  "max_20m": {
   "gradient_pct": 14.828058218146225,
   "start_distance_m": 811.0,
   "end_distance_m": 831.0,
   "midpoint_distance_m": 821.0,
   "start_elevation_m": 809.4692584938194,
   "end_elevation_m": 812.4348701374487,
   "start_xy": [
    4484681.660510948,
    2703624.5016473127
   ],
   "end_xy": [
    4484669.608791696,
    2703608.576094104
   ]
  },
  "max_25m": {
   "gradient_pct": 14.645565560266732,
   "start_distance_m": 811.0,
   "end_distance_m": 836.0,
   "midpoint_distance_m": 823.5,
   "start_elevation_m": 809.4692584938194,
   "end_elevation_m": 813.1306498838861,
   "start_xy": [
    4484681.660510948,
    2703624.5016473127
   ],
   "end_xy": [
    4484666.203711349,
    2703604.914755811
   ]
  },
  "max_50m": {
   "gradient_pct": 14.149901460476258,
   "start_distance_m": 796.0,
   "end_distance_m": 846.0,
   "midpoint_distance_m": 821.0,
   "start_elevation_m": 807.4169640156051,
   "end_elevation_m": 814.4919147458432,
   "start_xy": [
    4484681.621746504,
    2703638.9528595726
   ],
   "end_xy": [
    4484659.525847318,
    2703597.4833601234
   ]
  },
  "max_100m": {
   "gradient_pct": 13.947099736113614,
   "start_distance_m": 736.0,
   "end_distance_m": 836.0,
   "midpoint_distance_m": 786.0,
   "start_elevation_m": 799.1835501477725,
   "end_elevation_m": 813.1306498838861,
   "start_xy": [
    4484685.1006223885,
    2703697.8435585354
   ],
   "end_xy": [
    4484666.203711349,
    2703604.914755811
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -3.713021158914671,
   "start_distance_m": 1491.0,
   "end_distance_m": 1496.0,
   "midpoint_distance_m": 1493.5,
   "start_elevation_m": 885.8164835879279,
   "end_elevation_m": 885.6308325299822,
   "start_xy": [
    4484722.995740345,
    2703188.5108338357
   ],
   "end_xy": [
    4484722.085585616,
    2703183.626810083
   ]
  },
  "min_10m": {
   "gradient_pct": 0.7022677844190639,
   "start_distance_m": 1490.0,
   "end_distance_m": 1500.0,
   "midpoint_distance_m": 1495.0,
   "start_elevation_m": 885.8014557375079,
   "end_elevation_m": 885.8716825159498,
   "start_xy": [
    4484723.056703836,
    2703189.508973811
   ],
   "end_xy": [
    4484720.85343677,
    2703179.8213128843
   ]
  },
  "min_20m": {
   "gradient_pct": 5.324121733343645,
   "start_distance_m": 1484.0,
   "end_distance_m": 1504.0,
   "midpoint_distance_m": 1494.0,
   "start_elevation_m": 885.2258069625839,
   "end_elevation_m": 886.2906313092526,
   "start_xy": [
    4484723.938466984,
    2703195.4266473777
   ],
   "end_xy": [
    4484718.549488476,
    2703176.575855198
   ]
  },
  "min_25m": {
   "gradient_pct": 5.585677480432423,
   "start_distance_m": 1733.0,
   "end_distance_m": 1758.0,
   "midpoint_distance_m": 1745.5,
   "start_elevation_m": 911.6944787380779,
   "end_elevation_m": 913.090898108186,
   "start_xy": [
    4484519.9752647905,
    2703124.105542128
   ],
   "end_xy": [
    4484495.72666919,
    2703120.108632748
   ]
  },
  "min_50m": {
   "gradient_pct": 7.175907130974565,
   "start_distance_m": 1718.0,
   "end_distance_m": 1768.0,
   "midpoint_distance_m": 1743.0,
   "start_elevation_m": 910.3952093222922,
   "end_elevation_m": 913.9831628877795,
   "start_xy": [
    4484534.476650054,
    2703126.4909756165
   ],
   "end_xy": [
    4484487.208653573,
    2703115.0050632465
   ]
  },
  "min_100m": {
   "gradient_pct": 8.531820428662513,
   "start_distance_m": 1058.0,
   "end_distance_m": 1158.0,
   "midpoint_distance_m": 1108.0,
   "start_elevation_m": 837.51052329762,
   "end_elevation_m": 846.0423437262825,
   "start_xy": [
    4484707.247876815,
    2703454.3215354886
   ],
   "end_xy": [
    4484786.860771239,
    2703395.3146506473
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 29.31046491403322,
   "start_distance_m": 1552.0,
   "end_distance_m": 1554.0,
   "midpoint_distance_m": 1553.0,
   "start_elevation_m": 890.7717715710294,
   "end_elevation_m": 891.35798086931,
   "start_xy": [
    4484675.9292386705,
    2703155.364857394
   ],
   "end_xy": [
    4484673.943949058,
    2703155.126095383
   ]
  },
  "max_3m": {
   "gradient_pct": 23.926817531711702,
   "start_distance_m": 1552.0,
   "end_distance_m": 1555.0,
   "midpoint_distance_m": 1553.5,
   "start_elevation_m": 890.7717715710294,
   "end_elevation_m": 891.4895760969807,
   "start_xy": [
    4484675.9292386705,
    2703155.364857394
   ],
   "end_xy": [
    4484672.9489614945,
    2703155.0260966327
   ]
  }
 },
 "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": 0.017,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0,
    50.0
   ],
   "windows_unresolved": []
  },
  "texture_windows": {
   "rounds": 1,
   "windows_masked": [
    {
     "window_m": 25.0,
     "start_m": 1458.0,
     "end_m": 1483.0,
     "raw_pct": 17.39,
     "reason": "hump"
    },
    {
     "window_m": 20.0,
     "start_m": 1464.0,
     "end_m": 1484.0,
     "raw_pct": 19.16,
     "reason": "hump"
    },
    {
     "window_m": 10.0,
     "start_m": 1471.0,
     "end_m": 1481.0,
     "raw_pct": 24.5,
     "reason": "hump"
    },
    {
     "window_m": 5.0,
     "start_m": 1471.0,
     "end_m": 1476.0,
     "raw_pct": 32.31,
     "reason": "hump"
    }
   ],
   "advisory": [],
   "unresolved": []
  },
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.153,
   "obstruction_max_height_m": 29.61,
   "flagged_windows_m": [
    2,
    5
   ]
  },
  "excluded_ranges_m": [
   [
    1456.0,
    1486.0
   ]
  ],
  "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_E4484-N2702.tif",
   "data/cache/at/bev-als_dtm_E4484-N2703.tif",
   "data/cache/at/bev-als_dtm_E4484-N2704.tif"
  ],
  "calculated_at": "2026-09-13T07:24:27+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-extent4-260913",
  "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": [
   "E4484-N2702",
   "E4484-N2703",
   "E4484-N2704"
  ],
  "elevation_blocks": [
   "N2700000E4450000@2022-09-15"
  ],
  "route_base_cut_m": 80.1,
  "route_cut_m": 1782.2,
  "climb_origin": "discovered",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Hopfgarten im Brixental",
  "county": "Tirol",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}