{
 "ocl_version": "0.1.0",
 "name": "Jochw\u00e4g",
 "slug": "jochwag-2",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 32.2204717611271,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "texture_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 3244.0,
   "end_distance_m": 3246.0,
   "start_elevation_m": 1748.9049404238808,
   "end_elevation_m": 1749.5493498591034,
   "min_gradient_pct": -59.149819880997256,
   "suppressed_max_gradient_pct": 81.00548300626542,
   "suppressed_location_m": [
    2520.0,
    2522.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 29.816460542830708,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "texture_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 3244.0,
   "end_distance_m": 3247.0,
   "start_elevation_m": 1748.9049404238808,
   "end_elevation_m": 1749.7994342401657,
   "min_gradient_pct": -37.7113104929928,
   "suppressed_max_gradient_pct": 57.16935461737194,
   "suppressed_location_m": [
    2520.0,
    2523.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 27.181906207429165,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "texture_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 3244.0,
   "end_distance_m": 3249.0,
   "start_elevation_m": 1748.9049404238808,
   "end_elevation_m": 1750.2640357342523,
   "min_gradient_pct": -20.021121841009517,
   "suppressed_max_gradient_pct": 46.80380830875038,
   "suppressed_location_m": [
    2346.0,
    2351.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 23.09607571075503,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 3244.0,
   "end_distance_m": 3254.0,
   "start_elevation_m": 1748.9049404238808,
   "end_elevation_m": 1751.2145479949563,
   "min_gradient_pct": -8.286236307735635,
   "suppressed_max_gradient_pct": 33.393290376650384,
   "suppressed_location_m": [
    2342.0,
    2352.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 19.489927453792006,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 3335.0,
   "end_distance_m": 3355.0,
   "start_elevation_m": 1761.3388090758199,
   "end_elevation_m": 1765.2367945665783,
   "min_gradient_pct": -0.22101051590652787,
   "suppressed_max_gradient_pct": 26.203141961671008,
   "suppressed_location_m": [
    2336.0,
    2356.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 19.068697457392773,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 3330.0,
   "end_distance_m": 3355.0,
   "start_elevation_m": 1760.46962020223,
   "end_elevation_m": 1765.2367945665783,
   "min_gradient_pct": 0.8628073419222346,
   "suppressed_max_gradient_pct": 23.700372390812845,
   "suppressed_location_m": [
    2331.0,
    2356.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 16.70677068467694,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 3425.0,
   "end_distance_m": 3475.0,
   "start_elevation_m": 1773.9127689587156,
   "end_elevation_m": 1782.266154301054,
   "min_gradient_pct": 4.010173524790844,
   "suppressed_max_gradient_pct": 18.1320043624969,
   "suppressed_location_m": [
    2306.0,
    2356.0
   ]
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 14.860679118993176,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 3376.0,
   "end_distance_m": 3476.0,
   "start_elevation_m": 1767.5027670172672,
   "end_elevation_m": 1782.3634461362603,
   "min_gradient_pct": 5.894237127829456,
   "suppressed_max_gradient_pct": 15.015445733503157,
   "suppressed_location_m": [
    2256.0,
    2356.0
   ]
  }
 ],
 "shape": {
  "ascent_concentration": 0.277,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 506.0,
  "shape_class": "sustained"
 },
 "length_m": 3482.399999999901,
 "start_elevation_m": 1399.4517335322346,
 "end_elevation_m": 1783.0166928445224,
 "endpoint_gain_m": 383.5649593122878,
 "overall_gradient_pct": 11.014385461529367,
 "accumulated_ascent_m": 391.0162632653912,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 27.181906207429165,
   "start_distance_m": 3244.0,
   "end_distance_m": 3249.0,
   "midpoint_distance_m": 3246.5,
   "start_elevation_m": 1748.9049404238808,
   "end_elevation_m": 1750.2640357342523,
   "start_xy": [
    2762111.3048481876,
    1184395.9817258297
   ],
   "end_xy": [
    2762108.478466489,
    1184400.1062334746
   ]
  },
  "max_10m": {
   "gradient_pct": 23.09607571075503,
   "start_distance_m": 3244.0,
   "end_distance_m": 3254.0,
   "midpoint_distance_m": 3249.0,
   "start_elevation_m": 1748.9049404238808,
   "end_elevation_m": 1751.2145479949563,
   "start_xy": [
    2762111.3048481876,
    1184395.9817258297
   ],
   "end_xy": [
    2762105.6515001985,
    1184404.2303404177
   ]
  },
  "max_20m": {
   "gradient_pct": 19.489927453792006,
   "start_distance_m": 3335.0,
   "end_distance_m": 3355.0,
   "midpoint_distance_m": 3345.0,
   "start_elevation_m": 1761.3388090758199,
   "end_elevation_m": 1765.2367945665783,
   "start_xy": [
    2762069.869448184,
    1184474.6087164362
   ],
   "end_xy": [
    2762052.109592964,
    1184483.7992678825
   ]
  },
  "max_25m": {
   "gradient_pct": 19.068697457392773,
   "start_distance_m": 3330.0,
   "end_distance_m": 3355.0,
   "midpoint_distance_m": 3342.5,
   "start_elevation_m": 1760.46962020223,
   "end_elevation_m": 1765.2367945665783,
   "start_xy": [
    2762074.233060472,
    1184472.1848616872
   ],
   "end_xy": [
    2762052.109592964,
    1184483.7992678825
   ]
  },
  "max_50m": {
   "gradient_pct": 16.70677068467694,
   "start_distance_m": 3425.0,
   "end_distance_m": 3475.0,
   "midpoint_distance_m": 3450.0,
   "start_elevation_m": 1773.9127689587156,
   "end_elevation_m": 1782.266154301054,
   "start_xy": [
    2762025.858102582,
    1184526.745404307
   ],
   "end_xy": [
    2762042.3711411725,
    1184560.974000715
   ]
  },
  "max_100m": {
   "gradient_pct": 14.860679118993176,
   "start_distance_m": 3376.0,
   "end_distance_m": 3476.0,
   "midpoint_distance_m": 3426.0,
   "start_elevation_m": 1767.5027670172672,
   "end_elevation_m": 1782.3634461362603,
   "start_xy": [
    2762034.913911289,
    1184495.8523931412
   ],
   "end_xy": [
    2762042.4151425585,
    1184561.9730321849
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -20.021121841009517,
   "start_distance_m": 2515.0,
   "end_distance_m": 2520.0,
   "midpoint_distance_m": 2517.5,
   "start_elevation_m": 1670.1574065214504,
   "end_elevation_m": 1669.1563504294,
   "start_xy": [
    2761893.4700586875,
    1184412.6114493634
   ],
   "end_xy": [
    2761889.7915201182,
    1184409.2249539671
   ]
  },
  "min_10m": {
   "gradient_pct": -8.286236307735635,
   "start_distance_m": 3057.0,
   "end_distance_m": 3067.0,
   "midpoint_distance_m": 3062.0,
   "start_elevation_m": 1728.1526147507961,
   "end_elevation_m": 1727.3239911200226,
   "start_xy": [
    2762174.0815031515,
    1184229.5194574706
   ],
   "end_xy": [
    2762173.4131409815,
    1184239.2658269356
   ]
  },
  "min_20m": {
   "gradient_pct": -0.22101051590652787,
   "start_distance_m": 3056.0,
   "end_distance_m": 3076.0,
   "midpoint_distance_m": 3066.0,
   "start_elevation_m": 1728.0258023571278,
   "end_elevation_m": 1727.9816002539465,
   "start_xy": [
    2762173.1795488102,
    1184229.9512887616
   ],
   "end_xy": [
    2762174.031426932,
    1184248.2442233108
   ]
  },
  "min_25m": {
   "gradient_pct": 0.8628073419222346,
   "start_distance_m": 2571.0,
   "end_distance_m": 2596.0,
   "midpoint_distance_m": 2583.5,
   "start_elevation_m": 1675.7176843110515,
   "end_elevation_m": 1675.933386146532,
   "start_xy": [
    2761844.4255711273,
    1184426.5486332052
   ],
   "end_xy": [
    2761829.6045887875,
    1184411.117606774
   ]
  },
  "min_50m": {
   "gradient_pct": 4.010173524790844,
   "start_distance_m": 1225.0,
   "end_distance_m": 1275.0,
   "midpoint_distance_m": 1250.0,
   "start_elevation_m": 1528.3924527618292,
   "end_elevation_m": 1530.3975395242246,
   "start_xy": [
    2761160.511906628,
    1185354.1776582873
   ],
   "end_xy": [
    2761199.4235801813,
    1185322.8136198749
   ]
  },
  "min_100m": {
   "gradient_pct": 5.894237127829456,
   "start_distance_m": 1203.0,
   "end_distance_m": 1303.0,
   "midpoint_distance_m": 1253.0,
   "start_elevation_m": 1526.7185973178835,
   "end_elevation_m": 1532.612834445713,
   "start_xy": [
    2761143.843308006,
    1185368.3919346142
   ],
   "end_xy": [
    2761220.933805056,
    1185304.8884957868
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 32.2204717611271,
   "start_distance_m": 3244.0,
   "end_distance_m": 3246.0,
   "midpoint_distance_m": 3245.0,
   "start_elevation_m": 1748.9049404238808,
   "end_elevation_m": 1749.5493498591034,
   "start_xy": [
    2762111.3048481876,
    1184395.9817258297
   ],
   "end_xy": [
    2762110.1742739314,
    1184397.6315141455
   ]
  },
  "max_3m": {
   "gradient_pct": 29.816460542830708,
   "start_distance_m": 3244.0,
   "end_distance_m": 3247.0,
   "midpoint_distance_m": 3245.5,
   "start_elevation_m": 1748.9049404238808,
   "end_elevation_m": 1749.7994342401657,
   "start_xy": [
    2762111.3048481876,
    1184395.9817258297
   ],
   "end_xy": [
    2762109.608624032,
    1184398.4561596
   ]
  }
 },
 "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": 0.006,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0,
    50.0,
    100.0
   ],
   "windows_unresolved": []
  },
  "placement_suppression": {
   "masked_fraction": 0.016,
   "windows_resited": [],
   "windows_unresolved": []
  },
  "texture_suppression": {
   "masked_fraction": 0.023,
   "windows_resited": [
    2.0,
    3.0,
    5.0
   ],
   "windows_unresolved": []
  },
  "texture_windows": {
   "rounds": 2,
   "windows_masked": [
    {
     "window_m": 10.0,
     "start_m": 2918.0,
     "end_m": 2928.0,
     "raw_pct": 25.78,
     "reason": "hump"
    },
    {
     "window_m": 5.0,
     "start_m": 2921.0,
     "end_m": 2926.0,
     "raw_pct": 30.28,
     "reason": "short-step"
    },
    {
     "window_m": 5.0,
     "start_m": 511.0,
     "end_m": 516.0,
     "raw_pct": 27.45,
     "reason": "short-step"
    }
   ],
   "advisory": [],
   "unresolved": []
  },
  "excluded_ranges_m": [
   [
    509.0,
    518.0
   ],
   [
    2340.0,
    2380.0
   ],
   [
    2516.0,
    2524.0
   ],
   [
    2882.0,
    2887.0
   ],
   [
    2916.0,
    2930.0
   ]
  ],
  "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:2056",
  "elevation_resolution_m": 0.5,
  "elevation_tiles": [
   "data/cache/ch/swissalti3d_2023_2760-1184_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2023_2760-1185_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2023_2761-1184_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2023_2761-1185_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2023_2762-1184_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-15T21:50:11+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "data/cache/pbf/switzerland-2026-09-10.osm.pbf",
  "osm_snapshot": "2026-09-09T20:21:20Z",
  "run_id": "retro-260915-dogleg-all",
  "elevation_provider": "swisstopo swissALTI3D",
  "elevation_licence": "swisstopo open government data (OGD): free use, attribution '\u00a9 swisstopo' \u2014 https://www.swisstopo.admin.ch/en/terms-and-conditions",
  "elevation_dataset": "swissALTI3D 0.5 m DTM (Federal Office of Topography swisstopo)",
  "elevation_tile_ids": [
   "2760-1184",
   "2760-1185",
   "2761-1184",
   "2761-1185",
   "2762-1184"
  ],
  "route_cut_m": 3482.4,
  "climb_origin": "discovered",
  "canopy_check": "unavailable \u2014 no surface model (DSM or point cloud) registered for this coverage",
  "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": "Churwalden",
  "county": "Graub\u00fcnden/Grischun/Grigioni",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}