{
 "ocl_version": "0.1.0",
 "name": "Sonnenrain",
 "slug": "sonnenrain-2",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 25.94757232738516,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 285.0,
   "end_distance_m": 287.0,
   "start_elevation_m": 615.1603816456848,
   "end_elevation_m": 615.6793330922325,
   "min_gradient_pct": 3.83065607120443
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 25.0858298594873,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 280.0,
   "end_distance_m": 283.0,
   "start_elevation_m": 613.9279456676768,
   "end_elevation_m": 614.6805205634614,
   "min_gradient_pct": 4.494776630372144
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 25.187372387090363,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 282.0,
   "end_distance_m": 287.0,
   "start_elevation_m": 614.419964472878,
   "end_elevation_m": 615.6793330922325,
   "min_gradient_pct": 4.516662092657953
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 24.44190512091268,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 277.0,
   "end_distance_m": 287.0,
   "start_elevation_m": 613.2351425801412,
   "end_elevation_m": 615.6793330922325,
   "min_gradient_pct": 5.2746032007746635
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 23.45849411428503,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 275.0,
   "end_distance_m": 295.0,
   "start_elevation_m": 612.8021387620531,
   "end_elevation_m": 617.4938375849101,
   "min_gradient_pct": 6.479482640388028
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 23.087563615583804,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 275.0,
   "end_distance_m": 300.0,
   "start_elevation_m": 612.8021387620531,
   "end_elevation_m": 618.5740296659491,
   "min_gradient_pct": 6.959416159766533
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 19.39502342855417,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 267.0,
   "end_distance_m": 317.0,
   "start_elevation_m": 611.6554178633693,
   "end_elevation_m": 621.3529295776464,
   "min_gradient_pct": 8.53570776234119
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 17.41565186799926,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 105.0,
   "end_distance_m": 205.0,
   "start_elevation_m": 588.6657486698055,
   "end_elevation_m": 606.0814005378047,
   "min_gradient_pct": 11.564383585523387
  }
 ],
 "shape": {
  "ascent_concentration": 0.292,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 232.0,
  "shape_class": "sustained"
 },
 "length_m": 351.0590905254026,
 "start_elevation_m": 571.70476140013,
 "end_elevation_m": 626.2468288281209,
 "endpoint_gain_m": 54.5420674279909,
 "overall_gradient_pct": 15.536435004819861,
 "accumulated_ascent_m": 54.5420674279909,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 25.187372387090363,
   "start_distance_m": 282.0,
   "end_distance_m": 287.0,
   "midpoint_distance_m": 284.5,
   "start_elevation_m": 614.419964472878,
   "end_elevation_m": 615.6793330922325,
   "start_xy": [
    2620327.151722672,
    1243758.5639146166
   ],
   "end_xy": [
    2620330.051414787,
    1243762.6372161815
   ]
  },
  "max_10m": {
   "gradient_pct": 24.44190512091268,
   "start_distance_m": 277.0,
   "end_distance_m": 287.0,
   "midpoint_distance_m": 282.0,
   "start_elevation_m": 613.2351425801412,
   "end_elevation_m": 615.6793330922325,
   "start_xy": [
    2620323.7138234433,
    1243754.9794623891
   ],
   "end_xy": [
    2620330.051414787,
    1243762.6372161815
   ]
  },
  "max_20m": {
   "gradient_pct": 23.45849411428503,
   "start_distance_m": 275.0,
   "end_distance_m": 295.0,
   "midpoint_distance_m": 285.0,
   "start_elevation_m": 612.8021387620531,
   "end_elevation_m": 617.4938375849101,
   "start_xy": [
    2620322.2032360993,
    1243753.6686893818
   ],
   "end_xy": [
    2620332.8326277602,
    1243770.0077302614
   ]
  },
  "max_25m": {
   "gradient_pct": 23.087563615583804,
   "start_distance_m": 275.0,
   "end_distance_m": 300.0,
   "midpoint_distance_m": 287.5,
   "start_elevation_m": 612.8021387620531,
   "end_elevation_m": 618.5740296659491,
   "start_xy": [
    2620322.2032360993,
    1243753.6686893818
   ],
   "end_xy": [
    2620334.0319052357,
    1243774.8617732706
   ]
  },
  "max_50m": {
   "gradient_pct": 19.39502342855417,
   "start_distance_m": 267.0,
   "end_distance_m": 317.0,
   "midpoint_distance_m": 292.0,
   "start_elevation_m": 611.6554178633693,
   "end_elevation_m": 621.3529295776464,
   "start_xy": [
    2620316.1608867235,
    1243748.425597353
   ],
   "end_xy": [
    2620333.9712633486,
    1243791.4534289937
   ]
  },
  "max_100m": {
   "gradient_pct": 17.41565186799926,
   "start_distance_m": 105.0,
   "end_distance_m": 205.0,
   "midpoint_distance_m": 155.0,
   "start_elevation_m": 588.6657486698055,
   "end_elevation_m": 606.0814005378047,
   "start_xy": [
    2620171.8274402786,
    1243761.7354895647
   ],
   "end_xy": [
    2620262.1298858956,
    1243721.9330497563
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": 4.516662092657953,
   "start_distance_m": 259.0,
   "end_distance_m": 264.0,
   "midpoint_distance_m": 261.5,
   "start_elevation_m": 611.2650546963686,
   "end_elevation_m": 611.4908878010015,
   "start_xy": [
    2620309.8215883365,
    1243743.580494838
   ],
   "end_xy": [
    2620313.895005708,
    1243746.459437842
   ]
  },
  "min_10m": {
   "gradient_pct": 5.2746032007746635,
   "start_distance_m": 257.0,
   "end_distance_m": 267.0,
   "midpoint_distance_m": 262.0,
   "start_elevation_m": 611.1279575432918,
   "end_elevation_m": 611.6554178633693,
   "start_xy": [
    2620308.13491699,
    1243742.50572055
   ],
   "end_xy": [
    2620316.1608867235,
    1243748.425597353
   ]
  },
  "min_20m": {
   "gradient_pct": 6.479482640388028,
   "start_distance_m": 247.0,
   "end_distance_m": 267.0,
   "midpoint_distance_m": 257.0,
   "start_elevation_m": 610.3595213352917,
   "end_elevation_m": 611.6554178633693,
   "start_xy": [
    2620299.7306143567,
    1243737.0888662594
   ],
   "end_xy": [
    2620316.1608867235,
    1243748.425597353
   ]
  },
  "min_25m": {
   "gradient_pct": 6.959416159766533,
   "start_distance_m": 242.0,
   "end_distance_m": 267.0,
   "midpoint_distance_m": 254.5,
   "start_elevation_m": 609.9155638234276,
   "end_elevation_m": 611.6554178633693,
   "start_xy": [
    2620295.6654770104,
    1243734.177739612
   ],
   "end_xy": [
    2620316.1608867235,
    1243748.425597353
   ]
  },
  "min_50m": {
   "gradient_pct": 8.53570776234119,
   "start_distance_m": 219.0,
   "end_distance_m": 269.0,
   "midpoint_distance_m": 244.0,
   "start_elevation_m": 607.6209597706986,
   "end_elevation_m": 611.8888136518692,
   "start_xy": [
    2620276.0678511867,
    1243723.1925526585
   ],
   "end_xy": [
    2620317.6714740675,
    1243749.7363703602
   ]
  },
  "min_100m": {
   "gradient_pct": 11.564383585523387,
   "start_distance_m": 175.0,
   "end_distance_m": 275.0,
   "midpoint_distance_m": 225.0,
   "start_elevation_m": 601.2377551765297,
   "end_elevation_m": 612.8021387620531,
   "start_xy": [
    2620233.113347717,
    1243729.2757294325
   ],
   "end_xy": [
    2620322.2032360993,
    1243753.6686893818
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 25.94757232738516,
   "start_distance_m": 285.0,
   "end_distance_m": 287.0,
   "midpoint_distance_m": 286.0,
   "start_elevation_m": 615.1603816456848,
   "end_elevation_m": 615.6793330922325,
   "start_xy": [
    2620328.891537941,
    1243761.0078955556
   ],
   "end_xy": [
    2620330.051414787,
    1243762.6372161815
   ]
  },
  "max_3m": {
   "gradient_pct": 25.0858298594873,
   "start_distance_m": 280.0,
   "end_distance_m": 283.0,
   "midpoint_distance_m": 281.5,
   "start_elevation_m": 613.9279456676768,
   "end_elevation_m": 614.6805205634614,
   "start_xy": [
    2620325.979704459,
    1243756.9456218998
   ],
   "end_xy": [
    2620327.731661095,
    1243759.3785749297
   ]
  }
 },
 "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_2025_2620-1243_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-11T02:42:53+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-run7-260911",
  "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": [
   "2620-1243"
  ],
  "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": "M\u00fcmliswil-Ramiswil",
  "county": "Solothurn",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}