{
 "ocl_version": "0.1.0",
 "name": "Fluhweg",
 "slug": "fluhweg",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 23.022947110209202,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 83.0,
   "end_distance_m": 85.0,
   "start_elevation_m": 462.623031781497,
   "end_elevation_m": 463.0834907237012,
   "min_gradient_pct": -1.750225316740739
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 22.134764563910874,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 81.0,
   "end_distance_m": 84.0,
   "start_elevation_m": 462.18499690583053,
   "end_elevation_m": 462.84903984274786,
   "min_gradient_pct": -0.948817894777676
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 22.352164752386443,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 80.0,
   "end_distance_m": 85.0,
   "start_elevation_m": 461.96588248608185,
   "end_elevation_m": 463.0834907237012,
   "min_gradient_pct": 0.10191627590529606
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 21.708448256301267,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 75.0,
   "end_distance_m": 85.0,
   "start_elevation_m": 460.91264589807105,
   "end_elevation_m": 463.0834907237012,
   "min_gradient_pct": 0.4577666585686302
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 21.17364570576683,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 65.0,
   "end_distance_m": 85.0,
   "start_elevation_m": 458.8487615825478,
   "end_elevation_m": 463.0834907237012,
   "min_gradient_pct": 0.7184216252147735
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 21.036866908364573,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 60.0,
   "end_distance_m": 85.0,
   "start_elevation_m": 457.82427399661003,
   "end_elevation_m": 463.0834907237012,
   "min_gradient_pct": 0.7069664774217017
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 20.700818715318405,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 35.0,
   "end_distance_m": 85.0,
   "start_elevation_m": 452.733081366042,
   "end_elevation_m": 463.0834907237012,
   "min_gradient_pct": 0.8690268687353182
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 17.675663377549995,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 35.0,
   "end_distance_m": 135.0,
   "start_elevation_m": 452.733081366042,
   "end_elevation_m": 470.40874474359197,
   "min_gradient_pct": 1.2390824414013082
  }
 ],
 "shape": {
  "ascent_concentration": 0.506,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 73.0,
  "shape_class": "stepped"
 },
 "length_m": 301.7577329201033,
 "start_elevation_m": 449.55600800976305,
 "end_elevation_m": 475.30861373535294,
 "endpoint_gain_m": 25.752605725589888,
 "overall_gradient_pct": 8.53419909951684,
 "accumulated_ascent_m": 26.00948886515971,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 22.352164752386443,
   "start_distance_m": 80.0,
   "end_distance_m": 85.0,
   "midpoint_distance_m": 82.5,
   "start_elevation_m": 461.96588248608185,
   "end_elevation_m": 463.0834907237012,
   "start_xy": [
    2591647.904486256,
    1224948.0720527857
   ],
   "end_xy": [
    2591646.536002031,
    1224952.8811328353
   ]
  },
  "max_10m": {
   "gradient_pct": 21.708448256301267,
   "start_distance_m": 75.0,
   "end_distance_m": 85.0,
   "midpoint_distance_m": 80.0,
   "start_elevation_m": 460.91264589807105,
   "end_elevation_m": 463.0834907237012,
   "start_xy": [
    2591649.272970482,
    1224943.2629727358
   ],
   "end_xy": [
    2591646.536002031,
    1224952.8811328353
   ]
  },
  "max_20m": {
   "gradient_pct": 21.17364570576683,
   "start_distance_m": 65.0,
   "end_distance_m": 85.0,
   "midpoint_distance_m": 75.0,
   "start_elevation_m": 458.8487615825478,
   "end_elevation_m": 463.0834907237012,
   "start_xy": [
    2591652.009938933,
    1224933.6448126365
   ],
   "end_xy": [
    2591646.536002031,
    1224952.8811328353
   ]
  },
  "max_25m": {
   "gradient_pct": 21.036866908364573,
   "start_distance_m": 60.0,
   "end_distance_m": 85.0,
   "midpoint_distance_m": 72.5,
   "start_elevation_m": 457.82427399661003,
   "end_elevation_m": 463.0834907237012,
   "start_xy": [
    2591653.3784231585,
    1224928.8357325867
   ],
   "end_xy": [
    2591646.536002031,
    1224952.8811328353
   ]
  },
  "max_50m": {
   "gradient_pct": 20.700818715318405,
   "start_distance_m": 35.0,
   "end_distance_m": 85.0,
   "midpoint_distance_m": 60.0,
   "start_elevation_m": 452.733081366042,
   "end_elevation_m": 463.0834907237012,
   "start_xy": [
    2591660.220844286,
    1224904.790332338
   ],
   "end_xy": [
    2591646.536002031,
    1224952.8811328353
   ]
  },
  "max_100m": {
   "gradient_pct": 17.675663377549995,
   "start_distance_m": 35.0,
   "end_distance_m": 135.0,
   "midpoint_distance_m": 85.0,
   "start_elevation_m": 452.733081366042,
   "end_elevation_m": 470.40874474359197,
   "start_xy": [
    2591660.220844286,
    1224904.790332338
   ],
   "end_xy": [
    2591632.8178184843,
    1225000.9624317256
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": 0.10191627590529606,
   "start_distance_m": 179.0,
   "end_distance_m": 184.0,
   "midpoint_distance_m": 181.5,
   "start_elevation_m": 472.5233858023233,
   "end_elevation_m": 472.52848161611854,
   "start_xy": [
    2591593.745735826,
    1225005.3444932161
   ],
   "end_xy": [
    2591588.7840632317,
    1225004.7265894453
   ]
  },
  "min_10m": {
   "gradient_pct": 0.4577666585686302,
   "start_distance_m": 210.0,
   "end_distance_m": 220.0,
   "midpoint_distance_m": 215.0,
   "start_elevation_m": 472.79799951308087,
   "end_elevation_m": 472.84377617893773,
   "start_xy": [
    2591562.983365743,
    1225001.5134898366
   ],
   "end_xy": [
    2591553.0600205553,
    1225000.2776822946
   ]
  },
  "min_20m": {
   "gradient_pct": 0.7184216252147735,
   "start_distance_m": 207.0,
   "end_distance_m": 227.0,
   "midpoint_distance_m": 217.0,
   "start_elevation_m": 472.7782856922325,
   "end_elevation_m": 472.92197001727544,
   "start_xy": [
    2591565.9603692996,
    1225001.8842320992
   ],
   "end_xy": [
    2591546.113678924,
    1224999.4126170154
   ]
  },
  "min_25m": {
   "gradient_pct": 0.7069664774217017,
   "start_distance_m": 202.0,
   "end_distance_m": 227.0,
   "midpoint_distance_m": 214.5,
   "start_elevation_m": 472.74522839792,
   "end_elevation_m": 472.92197001727544,
   "start_xy": [
    2591570.9220418935,
    1225002.50213587
   ],
   "end_xy": [
    2591546.113678924,
    1224999.4126170154
   ]
  },
  "min_50m": {
   "gradient_pct": 0.8690268687353182,
   "start_distance_m": 170.0,
   "end_distance_m": 220.0,
   "midpoint_distance_m": 195.0,
   "start_elevation_m": 472.40926274457007,
   "end_elevation_m": 472.84377617893773,
   "start_xy": [
    2591602.676746495,
    1225006.4567200039
   ],
   "end_xy": [
    2591553.0600205553,
    1225000.2776822946
   ]
  },
  "min_100m": {
   "gradient_pct": 1.2390824414013082,
   "start_distance_m": 147.0,
   "end_distance_m": 247.0,
   "midpoint_distance_m": 197.0,
   "start_elevation_m": 472.0657759654243,
   "end_elevation_m": 473.3048584068256,
   "start_xy": [
    2591625.5205130307,
    1225009.0185114646
   ],
   "end_xy": [
    2591526.2669885475,
    1224996.9410019317
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 23.022947110209202,
   "start_distance_m": 83.0,
   "end_distance_m": 85.0,
   "midpoint_distance_m": 84.0,
   "start_elevation_m": 462.623031781497,
   "end_elevation_m": 463.0834907237012,
   "start_xy": [
    2591647.083395721,
    1224950.9575008154
   ],
   "end_xy": [
    2591646.536002031,
    1224952.8811328353
   ]
  },
  "max_3m": {
   "gradient_pct": 22.134764563910874,
   "start_distance_m": 81.0,
   "end_distance_m": 84.0,
   "midpoint_distance_m": 82.5,
   "start_elevation_m": 462.18499690583053,
   "end_elevation_m": 462.84903984274786,
   "start_xy": [
    2591647.6307894113,
    1224949.0338687955
   ],
   "end_xy": [
    2591646.809698876,
    1224951.9193168255
   ]
  }
 },
 "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"
  ]
 },
 "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_2591-1224_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2025_2591-1225_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-11T02:27:28+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": [
   "2591-1224",
   "2591-1225"
  ],
  "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": "Pieterlen",
  "county": "Bern/Berne",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}