{
 "ocl_version": "0.1.0",
 "name": "Nessjenweg",
 "slug": "nessjenweg",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 36.17558525285176,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 57.0,
   "end_distance_m": 59.0,
   "start_elevation_m": 1594.6697666077905,
   "end_elevation_m": 1595.3932783128475,
   "min_gradient_pct": -11.378727192470706
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 34.39135684786834,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 58.0,
   "end_distance_m": 61.0,
   "start_elevation_m": 1595.0298154746945,
   "end_elevation_m": 1596.0615561801305,
   "min_gradient_pct": -2.494851912418502
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 33.630564401751144,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 57.0,
   "end_distance_m": 62.0,
   "start_elevation_m": 1594.6697666077905,
   "end_elevation_m": 1596.351294827878,
   "min_gradient_pct": -1.306163122376347
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 29.535948774032477,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 55.0,
   "end_distance_m": 65.0,
   "start_elevation_m": 1594.1974345078456,
   "end_elevation_m": 1597.1510293852489,
   "min_gradient_pct": 2.461945070308502
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 25.505611513467557,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 51.0,
   "end_distance_m": 71.0,
   "start_elevation_m": 1593.3403859714804,
   "end_elevation_m": 1598.4415082741739,
   "min_gradient_pct": 5.717637535360609
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 24.492889636257132,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 48.0,
   "end_distance_m": 73.0,
   "start_elevation_m": 1592.758501061956,
   "end_elevation_m": 1598.8817234710202,
   "min_gradient_pct": 6.446450462595749
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 19.767161672667044,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 23.0,
   "end_distance_m": 73.0,
   "start_elevation_m": 1588.9981426346867,
   "end_elevation_m": 1598.8817234710202,
   "min_gradient_pct": 7.406167172063306
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 17.39411152200364,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 0.0,
   "end_distance_m": 100.0,
   "start_elevation_m": 1585.0919182978514,
   "end_elevation_m": 1602.486029819855,
   "min_gradient_pct": 9.02836597893588
  }
 ],
 "shape": {
  "ascent_concentration": 0.373,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 47.0,
  "shape_class": "sustained"
 },
 "length_m": 237.45903302896656,
 "start_elevation_m": 1585.0919182978514,
 "end_elevation_m": 1616.189203773438,
 "endpoint_gain_m": 31.09728547558666,
 "overall_gradient_pct": 13.095852820976173,
 "accumulated_ascent_m": 31.39556668011096,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 33.630564401751144,
   "start_distance_m": 57.0,
   "end_distance_m": 62.0,
   "midpoint_distance_m": 59.5,
   "start_elevation_m": 1594.6697666077905,
   "end_elevation_m": 1596.351294827878,
   "start_xy": [
    2630820.7111296966,
    1116287.6946498998
   ],
   "end_xy": [
    2630824.7573185493,
    1116284.7572436007
   ]
  },
  "max_10m": {
   "gradient_pct": 29.535948774032477,
   "start_distance_m": 55.0,
   "end_distance_m": 65.0,
   "midpoint_distance_m": 60.0,
   "start_elevation_m": 1594.1974345078456,
   "end_elevation_m": 1597.1510293852489,
   "start_xy": [
    2630819.092654155,
    1116288.8696124195
   ],
   "end_xy": [
    2630827.185031861,
    1116282.9947998214
   ]
  },
  "max_20m": {
   "gradient_pct": 25.505611513467557,
   "start_distance_m": 51.0,
   "end_distance_m": 71.0,
   "midpoint_distance_m": 61.0,
   "start_elevation_m": 1593.3403859714804,
   "end_elevation_m": 1598.4415082741739,
   "start_xy": [
    2630815.855703073,
    1116291.2195374588
   ],
   "end_xy": [
    2630832.0404584846,
    1116279.4699122624
   ]
  },
  "max_25m": {
   "gradient_pct": 24.492889636257132,
   "start_distance_m": 48.0,
   "end_distance_m": 73.0,
   "midpoint_distance_m": 60.5,
   "start_elevation_m": 1592.758501061956,
   "end_elevation_m": 1598.8817234710202,
   "start_xy": [
    2630813.4279897613,
    1116292.9819812384
   ],
   "end_xy": [
    2630833.658934026,
    1116278.2949497427
   ]
  },
  "max_50m": {
   "gradient_pct": 19.767161672667044,
   "start_distance_m": 23.0,
   "end_distance_m": 73.0,
   "midpoint_distance_m": 48.0,
   "start_elevation_m": 1588.9981426346867,
   "end_elevation_m": 1598.8817234710202,
   "start_xy": [
    2630790.9603347965,
    1116303.8665040391
   ],
   "end_xy": [
    2630833.658934026,
    1116278.2949497427
   ]
  },
  "max_100m": {
   "gradient_pct": 17.39411152200364,
   "start_distance_m": 0.0,
   "end_distance_m": 100.0,
   "midpoint_distance_m": 50.0,
   "start_elevation_m": 1585.0919182978514,
   "end_elevation_m": 1602.486029819855,
   "start_xy": [
    2630770.107,
    1116313.569
   ],
   "end_xy": [
    2630853.730236852,
    1116260.2805820496
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -1.306163122376347,
   "start_distance_m": 149.0,
   "end_distance_m": 154.0,
   "midpoint_distance_m": 151.5,
   "start_elevation_m": 1609.0858730358136,
   "end_elevation_m": 1609.0205648796948,
   "start_xy": [
    2630880.1402930915,
    1116220.6459339652
   ],
   "end_xy": [
    2630883.9245260917,
    1116218.2373848069
   ]
  },
  "min_10m": {
   "gradient_pct": 2.461945070308502,
   "start_distance_m": 148.0,
   "end_distance_m": 158.0,
   "midpoint_distance_m": 153.0,
   "start_elevation_m": 1609.0863757347065,
   "end_elevation_m": 1609.3325702417374,
   "start_xy": [
    2630880.0226210384,
    1116221.6389864755
   ],
   "end_xy": [
    2630887.696538881,
    1116216.906250134
   ]
  },
  "min_20m": {
   "gradient_pct": 5.717637535360609,
   "start_distance_m": 146.0,
   "end_distance_m": 166.0,
   "midpoint_distance_m": 156.0,
   "start_elevation_m": 1608.932786158482,
   "end_elevation_m": 1610.0763136655542,
   "start_xy": [
    2630879.7872769325,
    1116223.6250914957
   ],
   "end_xy": [
    2630893.7012614077,
    1116211.904455703
   ]
  },
  "min_25m": {
   "gradient_pct": 6.446450462595749,
   "start_distance_m": 212.0,
   "end_distance_m": 237.0,
   "midpoint_distance_m": 224.5,
   "start_elevation_m": 1614.562922165309,
   "end_elevation_m": 1616.1745347809579,
   "start_xy": [
    2630929.9834143617,
    1116184.642257577
   ],
   "end_xy": [
    2630935.531053366,
    1116161.1810063752
   ]
  },
  "min_50m": {
   "gradient_pct": 7.406167172063306,
   "start_distance_m": 187.0,
   "end_distance_m": 237.0,
   "midpoint_distance_m": 212.0,
   "start_elevation_m": 1612.4714511949262,
   "end_elevation_m": 1616.1745347809579,
   "start_xy": [
    2630908.842560765,
    1116197.7352398634
   ],
   "end_xy": [
    2630935.531053366,
    1116161.1810063752
   ]
  },
  "min_100m": {
   "gradient_pct": 9.02836597893588,
   "start_distance_m": 137.0,
   "end_distance_m": 237.0,
   "midpoint_distance_m": 187.0,
   "start_elevation_m": 1607.146168802022,
   "end_elevation_m": 1616.1745347809579,
   "start_xy": [
    2630877.731175743,
    1116232.1284985847
   ],
   "end_xy": [
    2630935.531053366,
    1116161.1810063752
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 36.17558525285176,
   "start_distance_m": 57.0,
   "end_distance_m": 59.0,
   "midpoint_distance_m": 58.0,
   "start_elevation_m": 1594.6697666077905,
   "end_elevation_m": 1595.3932783128475,
   "start_xy": [
    2630820.7111296966,
    1116287.6946498998
   ],
   "end_xy": [
    2630822.3296052376,
    1116286.5196873802
   ]
  },
  "max_3m": {
   "gradient_pct": 34.39135684786834,
   "start_distance_m": 58.0,
   "end_distance_m": 61.0,
   "midpoint_distance_m": 59.5,
   "start_elevation_m": 1595.0298154746945,
   "end_elevation_m": 1596.0615561801305,
   "start_xy": [
    2630821.520367467,
    1116287.10716864
   ],
   "end_xy": [
    2630823.948080779,
    1116285.3447248605
   ]
  }
 },
 "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": {
  "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_2024_2630-1116_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-10T20:53:55+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "data/cache/pbf/switzerland-2026-09-10-batch.osm.pbf",
  "osm_snapshot": "",
  "run_id": "ch-run6-260910",
  "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": [
   "2630-1116"
  ],
  "climb_origin": "discovered",
  "canopy_check": "unavailable \u2014 no surface model (DSM or point cloud) registered for this coverage",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Gr\u00e4chen",
  "county": "Valais/Wallis",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}