{
 "ocl_version": "0.1.0",
 "name": "R\u00fcttirain",
 "slug": "ruttirain",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 24.547413793223427,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 630.0,
   "end_distance_m": 632.0,
   "start_elevation_m": 354.114945307262,
   "end_elevation_m": 354.6058935831265,
   "min_gradient_pct": -1.4055375833123662
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 24.56707136008731,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 629.0,
   "end_distance_m": 632.0,
   "start_elevation_m": 353.86888144232387,
   "end_elevation_m": 354.6058935831265,
   "min_gradient_pct": -0.670094415723573
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 24.35048905919757,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 627.0,
   "end_distance_m": 632.0,
   "start_elevation_m": 353.3883691301666,
   "end_elevation_m": 354.6058935831265,
   "min_gradient_pct": 0.059631289865365034
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 23.89714561552978,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 625.0,
   "end_distance_m": 635.0,
   "start_elevation_m": 352.9150564917642,
   "end_elevation_m": 355.30477105331715,
   "min_gradient_pct": 0.5784254280968071
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 22.674584625061698,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 623.0,
   "end_distance_m": 643.0,
   "start_elevation_m": 352.47900032858627,
   "end_elevation_m": 357.0139172535986,
   "min_gradient_pct": 0.9833425234216975
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 22.250392029815885,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 623.0,
   "end_distance_m": 648.0,
   "start_elevation_m": 352.47900032858627,
   "end_elevation_m": 358.04159833604024,
   "min_gradient_pct": 1.1633261851218322
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 21.101638727694535,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 622.0,
   "end_distance_m": 672.0,
   "start_elevation_m": 352.27570175120434,
   "end_elevation_m": 362.8265211150516,
   "min_gradient_pct": 1.6710322103817816
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 17.39234212096892,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 613.0,
   "end_distance_m": 713.0,
   "start_elevation_m": 351.62901343716504,
   "end_elevation_m": 369.02135555813396,
   "min_gradient_pct": 2.7069270171091944
  }
 ],
 "shape": {
  "ascent_concentration": 0.358,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 98.0,
  "shape_class": "sustained"
 },
 "length_m": 713.6647064771695,
 "start_elevation_m": 303.20994610669436,
 "end_elevation_m": 369.1074902011692,
 "endpoint_gain_m": 65.89754409447482,
 "overall_gradient_pct": 9.233684039072335,
 "accumulated_ascent_m": 65.9630687309238,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 24.35048905919757,
   "start_distance_m": 627.0,
   "end_distance_m": 632.0,
   "midpoint_distance_m": 629.5,
   "start_elevation_m": 353.3883691301666,
   "end_elevation_m": 354.6058935831265,
   "start_xy": [
    2614016.139677429,
    1261179.609875153
   ],
   "end_xy": [
    2614020.933644542,
    1261181.0241677698
   ]
  },
  "max_10m": {
   "gradient_pct": 23.89714561552978,
   "start_distance_m": 625.0,
   "end_distance_m": 635.0,
   "midpoint_distance_m": 630.0,
   "start_elevation_m": 352.9150564917642,
   "end_elevation_m": 355.30477105331715,
   "start_xy": [
    2614014.2275221264,
    1261179.023648151
   ],
   "end_xy": [
    2614023.86115212,
    1261181.6796823621
   ]
  },
  "max_20m": {
   "gradient_pct": 22.674584625061698,
   "start_distance_m": 623.0,
   "end_distance_m": 643.0,
   "midpoint_distance_m": 633.0,
   "start_elevation_m": 352.47900032858627,
   "end_elevation_m": 357.0139172535986,
   "start_xy": [
    2614012.3153668237,
    1261178.4374211489
   ],
   "end_xy": [
    2614031.6929856646,
    1261182.6546265292
   ]
  },
  "max_25m": {
   "gradient_pct": 22.250392029815885,
   "start_distance_m": 623.0,
   "end_distance_m": 648.0,
   "midpoint_distance_m": 635.5,
   "start_elevation_m": 352.47900032858627,
   "end_elevation_m": 358.04159833604024,
   "start_xy": [
    2614012.3153668237,
    1261178.4374211489
   ],
   "end_xy": [
    2614036.6328498693,
    1261181.8814889987
   ]
  },
  "max_50m": {
   "gradient_pct": 21.101638727694535,
   "start_distance_m": 622.0,
   "end_distance_m": 672.0,
   "midpoint_distance_m": 647.0,
   "start_elevation_m": 352.27570175120434,
   "end_elevation_m": 362.8265211150516,
   "start_xy": [
    2614011.359289172,
    1261178.1443076478
   ],
   "end_xy": [
    2614058.3438081346,
    1261187.84873724
   ]
  },
  "max_100m": {
   "gradient_pct": 17.39234212096892,
   "start_distance_m": 613.0,
   "end_distance_m": 713.0,
   "midpoint_distance_m": 663.0,
   "start_elevation_m": 351.62901343716504,
   "end_elevation_m": 369.02135555813396,
   "start_xy": [
    2614002.9878545552,
    1261176.0517709292
   ],
   "end_xy": [
    2614085.261656794,
    1261172.7183838487
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": 0.059631289865365034,
   "start_distance_m": 489.0,
   "end_distance_m": 494.0,
   "midpoint_distance_m": 491.5,
   "start_elevation_m": 341.60378204420437,
   "end_elevation_m": 341.60676360869763,
   "start_xy": [
    2613936.147645364,
    1261279.076717308
   ],
   "end_xy": [
    2613939.638884304,
    1261275.498050962
   ]
  },
  "min_10m": {
   "gradient_pct": 0.5784254280968071,
   "start_distance_m": 149.0,
   "end_distance_m": 159.0,
   "midpoint_distance_m": 154.0,
   "start_elevation_m": 310.1430447720861,
   "end_elevation_m": 310.2008873148958,
   "start_xy": [
    2613636.162692531,
    1261369.4841762227
   ],
   "end_xy": [
    2613638.911651532,
    1261361.965922569
   ]
  },
  "min_20m": {
   "gradient_pct": 0.9833425234216975,
   "start_distance_m": 139.0,
   "end_distance_m": 159.0,
   "midpoint_distance_m": 149.0,
   "start_elevation_m": 310.00421881021146,
   "end_elevation_m": 310.2008873148958,
   "start_xy": [
    2613635.7637254754,
    1261379.4762143176
   ],
   "end_xy": [
    2613638.911651532,
    1261361.965922569
   ]
  },
  "min_25m": {
   "gradient_pct": 1.1633261851218322,
   "start_distance_m": 134.0,
   "end_distance_m": 159.0,
   "midpoint_distance_m": 146.5,
   "start_elevation_m": 309.91005576861534,
   "end_elevation_m": 310.2008873148958,
   "start_xy": [
    2613635.5642419476,
    1261384.472233365
   ],
   "end_xy": [
    2613638.911651532,
    1261361.965922569
   ]
  },
  "min_50m": {
   "gradient_pct": 1.6710322103817816,
   "start_distance_m": 109.0,
   "end_distance_m": 159.0,
   "midpoint_distance_m": 134.0,
   "start_elevation_m": 309.3653712097049,
   "end_elevation_m": 310.2008873148958,
   "start_xy": [
    2613634.5668243086,
    1261409.452328602
   ],
   "end_xy": [
    2613638.911651532,
    1261361.965922569
   ]
  },
  "min_100m": {
   "gradient_pct": 2.7069270171091944,
   "start_distance_m": 59.0,
   "end_distance_m": 159.0,
   "midpoint_distance_m": 109.0,
   "start_elevation_m": 307.4939602977866,
   "end_elevation_m": 310.2008873148958,
   "start_xy": [
    2613629.7591026737,
    1261455.0606789642
   ],
   "end_xy": [
    2613638.911651532,
    1261361.965922569
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 24.547413793223427,
   "start_distance_m": 630.0,
   "end_distance_m": 632.0,
   "midpoint_distance_m": 631.0,
   "start_elevation_m": 354.114945307262,
   "end_elevation_m": 354.6058935831265,
   "start_xy": [
    2614019.0079103834,
    1261180.4892156564
   ],
   "end_xy": [
    2614020.933644542,
    1261181.0241677698
   ]
  },
  "max_3m": {
   "gradient_pct": 24.56707136008731,
   "start_distance_m": 629.0,
   "end_distance_m": 632.0,
   "midpoint_distance_m": 630.5,
   "start_elevation_m": 353.86888144232387,
   "end_elevation_m": 354.6058935831265,
   "start_xy": [
    2614018.051832732,
    1261180.1961021554
   ],
   "end_xy": [
    2614020.933644542,
    1261181.0241677698
   ]
  }
 },
 "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_2613-1261_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2025_2614-1261_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-10T19:34:39+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": [
   "2613-1261",
   "2614-1261"
  ],
  "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": "Arlesheim",
  "county": "Basel-Landschaft",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}