{
 "ocl_version": "0.1.0",
 "name": "Discovered lane (46.6968, 7.9759)",
 "slug": "discovered-lane-46-6968-7-9759",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 44.7594013791786,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 688.0,
   "end_distance_m": 690.0,
   "start_elevation_m": 1434.2349926778477,
   "end_elevation_m": 1435.1301807054313,
   "min_gradient_pct": -383.93350938461026,
   "suppressed_max_gradient_pct": 482.64473740684934,
   "suppressed_location_m": [
    2416.0,
    2418.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 32.065452184633614,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "texture_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 687.0,
   "end_distance_m": 690.0,
   "start_elevation_m": 1434.1682171398922,
   "end_elevation_m": 1435.1301807054313,
   "min_gradient_pct": -265.01879157702507,
   "suppressed_max_gradient_pct": 424.5317505915182,
   "suppressed_location_m": [
    2454.0,
    2457.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 24.257356555940532,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "texture_excluded",
    "texture_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 685.0,
   "end_distance_m": 690.0,
   "start_elevation_m": 1433.9173128776342,
   "end_elevation_m": 1435.1301807054313,
   "min_gradient_pct": -166.43755956061796,
   "suppressed_max_gradient_pct": 310.2561123832129,
   "suppressed_location_m": [
    2416.0,
    2421.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 21.484288743693014,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "texture_excluded",
    "texture_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 3385.0,
   "end_distance_m": 3395.0,
   "start_elevation_m": 1754.4022826319977,
   "end_elevation_m": 1756.550711506367,
   "min_gradient_pct": -87.27329191017589,
   "suppressed_max_gradient_pct": 211.5390433264406,
   "suppressed_location_m": [
    2415.0,
    2425.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 19.16283454935069,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "texture_excluded",
    "texture_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 3.0,
   "end_distance_m": 23.0,
   "start_elevation_m": 1345.2086734597585,
   "end_elevation_m": 1349.0412403696287,
   "min_gradient_pct": -53.58742591409623,
   "suppressed_max_gradient_pct": 128.28048146816286,
   "suppressed_location_m": [
    2411.0,
    2431.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 18.777073673794803,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 1.0,
   "end_distance_m": 26.0,
   "start_elevation_m": 1344.8287600830681,
   "end_elevation_m": 1349.5230285015168,
   "min_gradient_pct": -50.5636124948378,
   "suppressed_max_gradient_pct": 112.13657904240972,
   "suppressed_location_m": [
    2413.0,
    2438.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 17.537711891682193,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 5076.0,
   "end_distance_m": 5126.0,
   "start_elevation_m": 1921.30746681429,
   "end_elevation_m": 1930.076322760131,
   "min_gradient_pct": -36.33668731159423,
   "suppressed_max_gradient_pct": 95.5410136007049,
   "suppressed_location_m": [
    2413.0,
    2463.0
   ]
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 17.073865121212066,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 5037.0,
   "end_distance_m": 5137.0,
   "start_elevation_m": 1914.8960631448022,
   "end_elevation_m": 1931.9699282660142,
   "min_gradient_pct": -25.34640950218818,
   "suppressed_max_gradient_pct": 55.50405606147274,
   "suppressed_location_m": [
    2395.0,
    2495.0
   ]
  }
 ],
 "shape": {
  "ascent_concentration": 0.374,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 565.0,
  "shape_class": "sustained"
 },
 "length_m": 5476.651777770048,
 "start_elevation_m": 1344.7377976478233,
 "end_elevation_m": 1964.95126454102,
 "endpoint_gain_m": 620.2134668931967,
 "overall_gradient_pct": 11.324683256486534,
 "accumulated_ascent_m": 737.8394263047305,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 24.257356555940532,
   "start_distance_m": 685.0,
   "end_distance_m": 690.0,
   "midpoint_distance_m": 687.5,
   "start_elevation_m": 1433.9173128776342,
   "end_elevation_m": 1435.1301807054313,
   "start_xy": [
    2641003.6043023043,
    1172145.9492193966
   ],
   "end_xy": [
    2641000.7227603337,
    1172150.027497736
   ]
  },
  "max_10m": {
   "gradient_pct": 21.484288743693014,
   "start_distance_m": 3385.0,
   "end_distance_m": 3395.0,
   "midpoint_distance_m": 3390.0,
   "start_elevation_m": 1754.4022826319977,
   "end_elevation_m": 1756.550711506367,
   "start_xy": [
    2643039.4592504213,
    1172565.136076525
   ],
   "end_xy": [
    2643046.538193276,
    1172558.4964685724
   ]
  },
  "max_20m": {
   "gradient_pct": 19.16283454935069,
   "start_distance_m": 3.0,
   "end_distance_m": 23.0,
   "midpoint_distance_m": 13.0,
   "start_elevation_m": 1345.2086734597585,
   "end_elevation_m": 1349.0412403696287,
   "start_xy": [
    2640966.8739608163,
    1171705.7831540632
   ],
   "end_xy": [
    2640984.4910749784,
    1171715.2172644334
   ]
  },
  "max_25m": {
   "gradient_pct": 18.777073673794803,
   "start_distance_m": 1.0,
   "end_distance_m": 26.0,
   "midpoint_distance_m": 13.5,
   "start_elevation_m": 1344.8287600830681,
   "end_elevation_m": 1349.5230285015168,
   "start_xy": [
    2640965.085421134,
    1171704.888100899
   ],
   "end_xy": [
    2640987.2457328313,
    1171716.3916021904
   ]
  },
  "max_50m": {
   "gradient_pct": 17.537711891682193,
   "start_distance_m": 5076.0,
   "end_distance_m": 5126.0,
   "midpoint_distance_m": 5101.0,
   "start_elevation_m": 1921.30746681429,
   "end_elevation_m": 1930.076322760131,
   "start_xy": [
    2643367.3430490973,
    1171574.5542523758
   ],
   "end_xy": [
    2643325.9368920317,
    1171546.6304788706
   ]
  },
  "max_100m": {
   "gradient_pct": 17.073865121212066,
   "start_distance_m": 5037.0,
   "end_distance_m": 5137.0,
   "midpoint_distance_m": 5087.0,
   "start_elevation_m": 1914.8960631448022,
   "end_elevation_m": 1931.9699282660142,
   "start_xy": [
    2643386.8178357785,
    1171606.4136011552
   ],
   "end_xy": [
    2643316.6771400673,
    1171540.6927188924
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -166.43755956061796,
   "start_distance_m": 2818.0,
   "end_distance_m": 2823.0,
   "midpoint_distance_m": 2820.5,
   "start_elevation_m": 1690.169068680568,
   "end_elevation_m": 1681.847190702537,
   "start_xy": [
    2642638.0036041834,
    1172747.7654588306
   ],
   "end_xy": [
    2642642.8976005646,
    1172748.7895678703
   ]
  },
  "min_10m": {
   "gradient_pct": -87.27329191017589,
   "start_distance_m": 2813.0,
   "end_distance_m": 2823.0,
   "midpoint_distance_m": 2818.0,
   "start_elevation_m": 1690.5745198935547,
   "end_elevation_m": 1681.847190702537,
   "start_xy": [
    2642633.1097876364,
    1172746.7404907295
   ],
   "end_xy": [
    2642642.8976005646,
    1172748.7895678703
   ]
  },
  "min_20m": {
   "gradient_pct": -53.58742591409623,
   "start_distance_m": 2807.0,
   "end_distance_m": 2827.0,
   "midpoint_distance_m": 2817.0,
   "start_elevation_m": 1692.822408556177,
   "end_elevation_m": 1682.1049233733577,
   "start_xy": [
    2642627.237206185,
    1172745.5105366283
   ],
   "end_xy": [
    2642646.8113238723,
    1172749.6158617765
   ]
  },
  "min_25m": {
   "gradient_pct": -50.5636124948378,
   "start_distance_m": 2553.0,
   "end_distance_m": 2578.0,
   "midpoint_distance_m": 2565.5,
   "start_elevation_m": 1700.741625767626,
   "end_elevation_m": 1688.1007226439165,
   "start_xy": [
    2642401.5854192306,
    1172844.4806326681
   ],
   "end_xy": [
    2642424.2717296937,
    1172833.9767613243
   ]
  },
  "min_50m": {
   "gradient_pct": -36.33668731159423,
   "start_distance_m": 2558.0,
   "end_distance_m": 2608.0,
   "midpoint_distance_m": 2583.0,
   "start_elevation_m": 1698.5689056589486,
   "end_elevation_m": 1680.4005620031514,
   "start_xy": [
    2642406.1226869016,
    1172842.3798704094
   ],
   "end_xy": [
    2642451.495136925,
    1172821.371758577
   ]
  },
  "min_100m": {
   "gradient_pct": -25.34640950218818,
   "start_distance_m": 2556.0,
   "end_distance_m": 2656.0,
   "midpoint_distance_m": 2606.0,
   "start_elevation_m": 1699.4683347900007,
   "end_elevation_m": 1674.1219252878125,
   "start_xy": [
    2642404.30777349,
    1172843.2201616138
   ],
   "end_xy": [
    2642495.0523191844,
    1172801.2031724306
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 44.7594013791786,
   "start_distance_m": 688.0,
   "end_distance_m": 690.0,
   "midpoint_distance_m": 689.0,
   "start_elevation_m": 1434.2349926778477,
   "end_elevation_m": 1435.1301807054313,
   "start_xy": [
    2641001.802228175,
    1172148.3476623984
   ],
   "end_xy": [
    2641000.7227603337,
    1172150.027497736
   ]
  },
  "max_3m": {
   "gradient_pct": 32.065452184633614,
   "start_distance_m": 687.0,
   "end_distance_m": 690.0,
   "midpoint_distance_m": 688.5,
   "start_elevation_m": 1434.1682171398922,
   "end_elevation_m": 1435.1301807054313,
   "start_xy": [
    2641002.4029195514,
    1172147.5481813978
   ],
   "end_xy": [
    2641000.7227603337,
    1172150.027497736
   ]
  }
 },
 "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": 0.082,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0,
    50.0,
    100.0
   ],
   "windows_unresolved": []
  },
  "placement_suppression": {
   "masked_fraction": 0.088,
   "windows_resited": [],
   "windows_unresolved": []
  },
  "texture_suppression": {
   "masked_fraction": 0.107,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0
   ],
   "windows_unresolved": []
  },
  "texture_windows": {
   "rounds": 3,
   "windows_masked": [
    {
     "window_m": 25.0,
     "start_m": 3018.0,
     "end_m": 3043.0,
     "raw_pct": 21.61,
     "reason": "hump"
    },
    {
     "window_m": 20.0,
     "start_m": 3025.0,
     "end_m": 3045.0,
     "raw_pct": 23.84,
     "reason": "hump"
    },
    {
     "window_m": 10.0,
     "start_m": 3033.0,
     "end_m": 3043.0,
     "raw_pct": 32.48,
     "reason": "hump+short-step"
    },
    {
     "window_m": 5.0,
     "start_m": 3037.0,
     "end_m": 3042.0,
     "raw_pct": 39.96,
     "reason": "hump"
    },
    {
     "window_m": 20.0,
     "start_m": 3735.0,
     "end_m": 3755.0,
     "raw_pct": 20.02,
     "reason": "hump"
    },
    {
     "window_m": 10.0,
     "start_m": 3800.0,
     "end_m": 3810.0,
     "raw_pct": 25.04,
     "reason": "hump"
    },
    {
     "window_m": 5.0,
     "start_m": 3803.0,
     "end_m": 3808.0,
     "raw_pct": 36.07,
     "reason": "hump"
    },
    {
     "window_m": 20.0,
     "start_m": 3440.0,
     "end_m": 3460.0,
     "raw_pct": 19.39,
     "reason": "mask-edge"
    },
    {
     "window_m": 5.0,
     "start_m": 1049.0,
     "end_m": 1054.0,
     "raw_pct": 32.99,
     "reason": "short-step"
    }
   ],
   "advisory": [],
   "unresolved": []
  },
  "excluded_ranges_m": [
   [
    1047.0,
    1056.0
   ],
   [
    2398.0,
    2693.0
   ],
   [
    2790.0,
    2830.0
   ],
   [
    2893.0,
    2899.0
   ],
   [
    2933.0,
    2938.0
   ],
   [
    3016.0,
    3047.0
   ],
   [
    3267.0,
    3287.0
   ],
   [
    3438.0,
    3485.0
   ],
   [
    3487.0,
    3496.0
   ],
   [
    3500.0,
    3540.0
   ],
   [
    3674.0,
    3708.0
   ],
   [
    3733.0,
    3757.0
   ],
   [
    3798.0,
    3812.0
   ]
  ],
  "review": [],
  "extent": [
   "may_start_earlier"
  ]
 },
 "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_2025_2640-1171_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2025_2640-1172_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2025_2641-1171_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2025_2641-1172_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2025_2642-1171_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2025_2642-1172_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2025_2643-1171_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2025_2643-1172_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-15T06:35:27+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": "reline-campaign-260915",
  "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": [
   "2640-1171",
   "2640-1172",
   "2641-1171",
   "2641-1172",
   "2642-1171",
   "2642-1172",
   "2643-1171",
   "2643-1172"
  ],
  "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",
  "structure_mask_ranges_m": [
   [
    2658.9,
    2688.9
   ],
   [
    2645.6,
    2675.6
   ],
   [
    2575.5,
    2605.5
   ],
   [
    2560.4,
    2590.4
   ],
   [
    2548.7,
    2578.7
   ],
   [
    2529.6,
    2559.6
   ],
   [
    2435.2,
    2465.2
   ],
   [
    2622.0,
    2652.0
   ],
   [
    2494.4,
    2524.4
   ],
   [
    2583.8,
    2613.8
   ],
   [
    2403.4,
    2433.4
   ],
   [
    2424.6,
    2454.6
   ],
   [
    2478.5,
    2508.5
   ],
   [
    2462.7,
    2492.7
   ],
   [
    2506.4,
    2536.4
   ],
   [
    2475.5,
    2505.5
   ],
   [
    2608.8,
    2638.8
   ],
   [
    2488.3,
    2518.3
   ],
   [
    2634.8,
    2664.8
   ],
   [
    2489.9,
    2519.9
   ],
   [
    2522.7,
    2552.7
   ],
   [
    2512.4,
    2542.4
   ]
  ],
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Iseltwald",
  "county": "Bern/Berne",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}