{
 "ocl_version": "0.1.0",
 "name": "Schwengiweg",
 "slug": "schwengiweg-2",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 24.56208468108798,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 422.0,
   "end_distance_m": 424.0,
   "start_elevation_m": 729.9879122492777,
   "end_elevation_m": 730.4791539428994,
   "min_gradient_pct": 0.0583311975617562
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 23.666069678953743,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 423.0,
   "end_distance_m": 426.0,
   "start_elevation_m": 730.2360735686501,
   "end_elevation_m": 730.9460556590187,
   "min_gradient_pct": 0.19991726145462962
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 23.41270382537914,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 422.0,
   "end_distance_m": 427.0,
   "start_elevation_m": 729.9879122492777,
   "end_elevation_m": 731.1585474405466,
   "min_gradient_pct": 0.7187785585438178
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 22.671680790931532,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 421.0,
   "end_distance_m": 431.0,
   "start_elevation_m": 729.7922577422526,
   "end_elevation_m": 732.0594258213457,
   "min_gradient_pct": 1.9819870359435754
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 22.02556943756008,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 418.0,
   "end_distance_m": 438.0,
   "start_elevation_m": 729.1488983728677,
   "end_elevation_m": 733.5540122603797,
   "min_gradient_pct": 2.335408353977755
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 21.68572824706007,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 416.0,
   "end_distance_m": 441.0,
   "start_elevation_m": 728.7394661195962,
   "end_elevation_m": 734.1608981813612,
   "min_gradient_pct": 2.378542634378391
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 20.215872829395494,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 412.0,
   "end_distance_m": 462.0,
   "start_elevation_m": 727.9644406571475,
   "end_elevation_m": 738.0723770718453,
   "min_gradient_pct": 2.821805372710287
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 16.757406753257897,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 393.0,
   "end_distance_m": 493.0,
   "start_elevation_m": 725.7815956775107,
   "end_elevation_m": 742.5390024307686,
   "min_gradient_pct": 5.808727634449383
  }
 ],
 "shape": {
  "ascent_concentration": 0.33,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 416.0,
  "shape_class": "sustained"
 },
 "length_m": 1110.3098602122259,
 "start_elevation_m": 696.5027058740236,
 "end_elevation_m": 812.4531029304254,
 "endpoint_gain_m": 115.95039705640181,
 "overall_gradient_pct": 10.443066499854277,
 "accumulated_ascent_m": 115.98109821621847,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 23.41270382537914,
   "start_distance_m": 422.0,
   "end_distance_m": 427.0,
   "midpoint_distance_m": 424.5,
   "start_elevation_m": 729.9879122492777,
   "end_elevation_m": 731.1585474405466,
   "start_xy": [
    2625205.821632176,
    1244167.42762968
   ],
   "end_xy": [
    2625209.555218273,
    1244170.672016225
   ]
  },
  "max_10m": {
   "gradient_pct": 22.671680790931532,
   "start_distance_m": 421.0,
   "end_distance_m": 431.0,
   "midpoint_distance_m": 426.0,
   "start_elevation_m": 729.7922577422526,
   "end_elevation_m": 732.0594258213457,
   "start_xy": [
    2625205.2907282487,
    1244166.5801976651
   ],
   "end_xy": [
    2625213.1974495626,
    1244172.3044901695
   ]
  },
  "max_20m": {
   "gradient_pct": 22.02556943756008,
   "start_distance_m": 418.0,
   "end_distance_m": 438.0,
   "midpoint_distance_m": 428.0,
   "start_elevation_m": 729.1488983728677,
   "end_elevation_m": 733.5540122603797,
   "start_xy": [
    2625203.7463918757,
    1244164.0128208261
   ],
   "end_xy": [
    2625220.0341097564,
    1244173.6571041388
   ]
  },
  "max_25m": {
   "gradient_pct": 21.68572824706007,
   "start_distance_m": 416.0,
   "end_distance_m": 441.0,
   "midpoint_distance_m": 428.5,
   "start_elevation_m": 728.7394661195962,
   "end_elevation_m": 734.1608981813612,
   "start_xy": [
    2625202.973180325,
    1244162.1683306806
   ],
   "end_xy": [
    2625223.0311491387,
    1244173.7903517971
   ]
  },
  "max_50m": {
   "gradient_pct": 20.215872829395494,
   "start_distance_m": 412.0,
   "end_distance_m": 462.0,
   "midpoint_distance_m": 437.0,
   "start_elevation_m": 727.9644406571475,
   "end_elevation_m": 738.0723770718453,
   "start_xy": [
    2625201.4267572225,
    1244158.4793503892
   ],
   "end_xy": [
    2625243.7256130367,
    1244170.7449323828
   ]
  },
  "max_100m": {
   "gradient_pct": 16.757406753257897,
   "start_distance_m": 393.0,
   "end_distance_m": 493.0,
   "midpoint_distance_m": 443.0,
   "start_elevation_m": 725.7815956775107,
   "end_elevation_m": 742.5390024307686,
   "start_xy": [
    2625204.4331851406,
    1244140.603136218
   ],
   "end_xy": [
    2625272.912734112,
    1244160.781985174
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": 0.7187785585438178,
   "start_distance_m": 43.0,
   "end_distance_m": 48.0,
   "midpoint_distance_m": 45.5,
   "start_elevation_m": 697.6460308138968,
   "end_elevation_m": 697.681969741824,
   "start_xy": [
    2625124.989945642,
    1243896.664671676
   ],
   "end_xy": [
    2625129.267713881,
    1243896.2923901996
   ]
  },
  "min_10m": {
   "gradient_pct": 1.9819870359435754,
   "start_distance_m": 38.0,
   "end_distance_m": 48.0,
   "midpoint_distance_m": 43.0,
   "start_elevation_m": 697.4837710382296,
   "end_elevation_m": 697.681969741824,
   "start_xy": [
    2625122.4167686147,
    1243900.9517172773
   ],
   "end_xy": [
    2625129.267713881,
    1243896.2923901996
   ]
  },
  "min_20m": {
   "gradient_pct": 2.335408353977755,
   "start_distance_m": 1.0,
   "end_distance_m": 21.0,
   "midpoint_distance_m": 11.0,
   "start_elevation_m": 696.5233000646317,
   "end_elevation_m": 696.9903817354273,
   "start_xy": [
    2625103.46297328,
    1243932.7276980388
   ],
   "end_xy": [
    2625113.6679667225,
    1243915.5276723213
   ]
  },
  "min_25m": {
   "gradient_pct": 2.378542634378391,
   "start_distance_m": 1.0,
   "end_distance_m": 26.0,
   "midpoint_distance_m": 13.5,
   "start_elevation_m": 696.5233000646317,
   "end_elevation_m": 697.1179357232263,
   "start_xy": [
    2625103.46297328,
    1243932.7276980388
   ],
   "end_xy": [
    2625116.2411437496,
    1243911.2406267202
   ]
  },
  "min_50m": {
   "gradient_pct": 2.821805372710287,
   "start_distance_m": 0.0,
   "end_distance_m": 50.0,
   "midpoint_distance_m": 25.0,
   "start_elevation_m": 696.5027058740236,
   "end_elevation_m": 697.9136085603787,
   "start_xy": [
    2625102.96,
    1243933.592
   ],
   "end_xy": [
    2625131.2242427436,
    1243896.7071127712
   ]
  },
  "min_100m": {
   "gradient_pct": 5.808727634449383,
   "start_distance_m": 0.0,
   "end_distance_m": 100.0,
   "midpoint_distance_m": 50.0,
   "start_elevation_m": 696.5027058740236,
   "end_elevation_m": 702.311433508473,
   "start_xy": [
    2625102.96,
    1243933.592
   ],
   "end_xy": [
    2625180.2328044497,
    1243906.159999323
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 24.56208468108798,
   "start_distance_m": 422.0,
   "end_distance_m": 424.0,
   "midpoint_distance_m": 423.0,
   "start_elevation_m": 729.9879122492777,
   "end_elevation_m": 730.4791539428994,
   "start_xy": [
    2625205.821632176,
    1244167.42762968
   ],
   "end_xy": [
    2625207.1804854404,
    1244168.8779564102
   ]
  },
  "max_3m": {
   "gradient_pct": 23.666069678953743,
   "start_distance_m": 423.0,
   "end_distance_m": 426.0,
   "midpoint_distance_m": 424.5,
   "start_elevation_m": 730.2360735686501,
   "end_elevation_m": 730.9460556590187,
   "start_xy": [
    2625206.4508234872,
    1244168.1941483712
   ],
   "end_xy": [
    2625208.676368889,
    1244170.1949169056
   ]
  }
 },
 "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_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_2625-1243_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2025_2625-1244_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-11T01:45:47+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": [
   "2625-1243",
   "2625-1244"
  ],
  "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": "Langenbruck",
  "county": "Basel-Landschaft",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}