{
 "ocl_version": "0.1.0",
 "name": "Hinterbergstrasse",
 "slug": "hinterbergstrasse-8",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 25.27886275140645,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 137.0,
   "end_distance_m": 139.0,
   "start_elevation_m": 590.5859632117963,
   "end_elevation_m": 591.0915404668244,
   "min_gradient_pct": -0.5700147043398829
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 24.772920197377363,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 225.0,
   "end_distance_m": 228.0,
   "start_elevation_m": 607.3929667521923,
   "end_elevation_m": 608.1361543581136,
   "min_gradient_pct": -0.12302901919080493
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 24.65206810398513,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 222.0,
   "end_distance_m": 227.0,
   "start_elevation_m": 606.661908051479,
   "end_elevation_m": 607.8945114566783,
   "min_gradient_pct": 0.5799138049223984
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 24.37483714462587,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 222.0,
   "end_distance_m": 232.0,
   "start_elevation_m": 606.661908051479,
   "end_elevation_m": 609.0993917659416,
   "min_gradient_pct": 4.987570636172904
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 23.220957172001704,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 221.0,
   "end_distance_m": 241.0,
   "start_elevation_m": 606.4435676879773,
   "end_elevation_m": 611.0877591223776,
   "min_gradient_pct": 12.081735696101532
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 22.75627935099328,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 221.0,
   "end_distance_m": 246.0,
   "start_elevation_m": 606.4435676879773,
   "end_elevation_m": 612.1326375257256,
   "min_gradient_pct": 12.070991967194004
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 21.650675075359686,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 113.0,
   "end_distance_m": 163.0,
   "start_elevation_m": 585.4367199475262,
   "end_elevation_m": 596.262057485206,
   "min_gradient_pct": 12.273848946625776
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 20.906659376924267,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 110.0,
   "end_distance_m": 210.0,
   "start_elevation_m": 584.8507336372386,
   "end_elevation_m": 605.7573930141629,
   "min_gradient_pct": 12.883249364632547
  }
 ],
 "shape": {
  "ascent_concentration": 0.301,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 230.0,
  "shape_class": "sustained"
 },
 "length_m": 443.5967599636007,
 "start_elevation_m": 564.8306133384001,
 "end_elevation_m": 641.4327813515521,
 "endpoint_gain_m": 76.60216801315198,
 "overall_gradient_pct": 17.26842369620499,
 "accumulated_ascent_m": 76.61356830723878,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 24.65206810398513,
   "start_distance_m": 222.0,
   "end_distance_m": 227.0,
   "midpoint_distance_m": 224.5,
   "start_elevation_m": 606.661908051479,
   "end_elevation_m": 607.8945114566783,
   "start_xy": [
    2684574.727323334,
    1248850.7526043286
   ],
   "end_xy": [
    2684578.063240291,
    1248854.477071815
   ]
  },
  "max_10m": {
   "gradient_pct": 24.37483714462587,
   "start_distance_m": 222.0,
   "end_distance_m": 232.0,
   "midpoint_distance_m": 227.0,
   "start_elevation_m": 606.661908051479,
   "end_elevation_m": 609.0993917659416,
   "start_xy": [
    2684574.727323334,
    1248850.7526043286
   ],
   "end_xy": [
    2684581.3991572475,
    1248858.2015393015
   ]
  },
  "max_20m": {
   "gradient_pct": 23.220957172001704,
   "start_distance_m": 221.0,
   "end_distance_m": 241.0,
   "midpoint_distance_m": 231.0,
   "start_elevation_m": 606.4435676879773,
   "end_elevation_m": 611.0877591223776,
   "start_xy": [
    2684574.060139943,
    1248850.0077108312
   ],
   "end_xy": [
    2684587.40380777,
    1248864.905580777
   ]
  },
  "max_25m": {
   "gradient_pct": 22.75627935099328,
   "start_distance_m": 221.0,
   "end_distance_m": 246.0,
   "midpoint_distance_m": 233.5,
   "start_elevation_m": 606.4435676879773,
   "end_elevation_m": 612.1326375257256,
   "start_xy": [
    2684574.060139943,
    1248850.0077108312
   ],
   "end_xy": [
    2684590.739724727,
    1248868.6300482634
   ]
  },
  "max_50m": {
   "gradient_pct": 21.650675075359686,
   "start_distance_m": 113.0,
   "end_distance_m": 163.0,
   "midpoint_distance_m": 138.0,
   "start_elevation_m": 585.4367199475262,
   "end_elevation_m": 596.262057485206,
   "start_xy": [
    2684502.158608781,
    1248769.7646973128
   ],
   "end_xy": [
    2684535.9188119974,
    1248806.313992327
   ]
  },
  "max_100m": {
   "gradient_pct": 20.906659376924267,
   "start_distance_m": 110.0,
   "end_distance_m": 210.0,
   "midpoint_distance_m": 160.0,
   "start_elevation_m": 584.8507336372386,
   "end_elevation_m": 605.7573930141629,
   "start_xy": [
    2684499.8466549907,
    1248767.8530101976
   ],
   "end_xy": [
    2684566.7399297617,
    1248841.7971549686
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": 0.5799138049223984,
   "start_distance_m": 212.0,
   "end_distance_m": 217.0,
   "midpoint_distance_m": 214.5,
   "start_elevation_m": 605.8823709963572,
   "end_elevation_m": 605.9113666866033,
   "start_xy": [
    2684568.0644981046,
    1248843.295660459
   ],
   "end_xy": [
    2684571.390878681,
    1248847.0286096167
   ]
  },
  "min_10m": {
   "gradient_pct": 4.987570636172904,
   "start_distance_m": 210.0,
   "end_distance_m": 220.0,
   "midpoint_distance_m": 215.0,
   "start_elevation_m": 605.7573930141629,
   "end_elevation_m": 606.2561500777801,
   "start_xy": [
    2684566.7399297617,
    1248841.7971549686
   ],
   "end_xy": [
    2684573.3929565516,
    1248849.2628173342
   ]
  },
  "min_20m": {
   "gradient_pct": 12.081735696101532,
   "start_distance_m": 359.0,
   "end_distance_m": 379.0,
   "midpoint_distance_m": 369.0,
   "start_elevation_m": 629.5688043861082,
   "end_elevation_m": 631.9851515253285,
   "start_xy": [
    2684667.7556366837,
    1248951.28703667
   ],
   "end_xy": [
    2684681.862784478,
    1248965.4618761004
   ]
  },
  "min_25m": {
   "gradient_pct": 12.070991967194004,
   "start_distance_m": 360.0,
   "end_distance_m": 385.0,
   "midpoint_distance_m": 372.5,
   "start_elevation_m": 629.6868952660694,
   "end_elevation_m": 632.7046432578679,
   "start_xy": [
    2684668.456165756,
    1248952.0006605336
   ],
   "end_xy": [
    2684686.1930647837,
    1248969.615028213
   ]
  },
  "min_50m": {
   "gradient_pct": 12.273848946625776,
   "start_distance_m": 347.0,
   "end_distance_m": 397.0,
   "midpoint_distance_m": 372.0,
   "start_elevation_m": 628.0619578905282,
   "end_elevation_m": 634.1988823638411,
   "start_xy": [
    2684659.3529256694,
    1248942.7199823512
   ],
   "end_xy": [
    2684694.8536253963,
    1248977.9213324382
   ]
  },
  "min_100m": {
   "gradient_pct": 12.883249364632547,
   "start_distance_m": 310.0,
   "end_distance_m": 410.0,
   "midpoint_distance_m": 360.0,
   "start_elevation_m": 623.0295740294081,
   "end_elevation_m": 635.9128233940406,
   "start_xy": [
    2684633.6455891053,
    1248916.1177241674
   ],
   "end_xy": [
    2684704.778792841,
    1248986.3075833407
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 25.27886275140645,
   "start_distance_m": 137.0,
   "end_distance_m": 139.0,
   "midpoint_distance_m": 138.0,
   "start_elevation_m": 590.5859632117963,
   "end_elevation_m": 591.0915404668244,
   "start_xy": [
    2684519.250782849,
    1248786.3934847165
   ],
   "end_xy": [
    2684520.5626631277,
    1248787.9031105423
   ]
  },
  "max_3m": {
   "gradient_pct": 24.772920197377363,
   "start_distance_m": 225.0,
   "end_distance_m": 228.0,
   "midpoint_distance_m": 226.5,
   "start_elevation_m": 607.3929667521923,
   "end_elevation_m": 608.1361543581136,
   "start_xy": [
    2684576.728873508,
    1248852.9872848205
   ],
   "end_xy": [
    2684578.7304236824,
    1248855.2219653123
   ]
  }
 },
 "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_2020_2684-1248_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2020_2684-1249_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-10T20:23:17+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": [
   "2684-1248",
   "2684-1249"
  ],
  "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": "Z\u00fcrich",
  "county": "Z\u00fcrich",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}