{
 "ocl_version": "0.1.0",
 "name": "Sch\u00f6nenwisstrasse",
 "slug": "schonenwisstrasse",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 34.99218156517259,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 1496.0,
   "end_distance_m": 1498.0,
   "start_elevation_m": 846.4900666208728,
   "end_elevation_m": 847.1899102521762,
   "min_gradient_pct": -4.107312863374091
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 27.037727095375885,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 1495.0,
   "end_distance_m": 1498.0,
   "start_elevation_m": 846.3787784393149,
   "end_elevation_m": 847.1899102521762,
   "min_gradient_pct": -3.9182780988956742
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 22.97811375668971,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1493.0,
   "end_distance_m": 1498.0,
   "start_elevation_m": 846.0410045643417,
   "end_elevation_m": 847.1899102521762,
   "min_gradient_pct": -3.4850198049366554
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 19.038832687487,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1488.0,
   "end_distance_m": 1498.0,
   "start_elevation_m": 845.2860269834275,
   "end_elevation_m": 847.1899102521762,
   "min_gradient_pct": -3.0638759741395916
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 18.716194280205514,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1478.0,
   "end_distance_m": 1498.0,
   "start_elevation_m": 843.4466713961351,
   "end_elevation_m": 847.1899102521762,
   "min_gradient_pct": -2.6337075644755714
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 17.757938259207094,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1011.0,
   "end_distance_m": 1036.0,
   "start_elevation_m": 793.540527579659,
   "end_elevation_m": 797.9800121444608,
   "min_gradient_pct": -2.1119727293644246
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 17.464717953697118,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1003.0,
   "end_distance_m": 1053.0,
   "start_elevation_m": 792.2050930532057,
   "end_elevation_m": 800.9374520300543,
   "min_gradient_pct": 0.8216696875917933
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 16.56664094491714,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 964.0,
   "end_distance_m": 1064.0,
   "start_elevation_m": 786.1058759169696,
   "end_elevation_m": 802.6725168618867,
   "min_gradient_pct": 6.430774455028654
  }
 ],
 "shape": {
  "ascent_concentration": 0.327,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 443.0,
  "shape_class": "sustained"
 },
 "length_m": 1691.5444413073178,
 "start_elevation_m": 683.776546992181,
 "end_elevation_m": 869.0144564038023,
 "endpoint_gain_m": 185.23790941162133,
 "overall_gradient_pct": 10.950815413898281,
 "accumulated_ascent_m": 186.0331958489005,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 22.97811375668971,
   "start_distance_m": 1493.0,
   "end_distance_m": 1498.0,
   "midpoint_distance_m": 1495.5,
   "start_elevation_m": 846.0410045643417,
   "end_elevation_m": 847.1899102521762,
   "start_xy": [
    2729390.275773146,
    1246128.6815800604
   ],
   "end_xy": [
    2729386.316440541,
    1246125.628109032
   ]
  },
  "max_10m": {
   "gradient_pct": 19.038832687487,
   "start_distance_m": 1488.0,
   "end_distance_m": 1498.0,
   "midpoint_distance_m": 1493.0,
   "start_elevation_m": 845.2860269834275,
   "end_elevation_m": 847.1899102521762,
   "start_xy": [
    2729394.5590335145,
    1246130.9808151247
   ],
   "end_xy": [
    2729386.316440541,
    1246125.628109032
   ]
  },
  "max_20m": {
   "gradient_pct": 18.716194280205514,
   "start_distance_m": 1478.0,
   "end_distance_m": 1498.0,
   "midpoint_distance_m": 1488.0,
   "start_elevation_m": 843.4466713961351,
   "end_elevation_m": 847.1899102521762,
   "start_xy": [
    2729404.440107279,
    1246132.5184695926
   ],
   "end_xy": [
    2729386.316440541,
    1246125.628109032
   ]
  },
  "max_25m": {
   "gradient_pct": 17.757938259207094,
   "start_distance_m": 1011.0,
   "end_distance_m": 1036.0,
   "midpoint_distance_m": 1023.5,
   "start_elevation_m": 793.540527579659,
   "end_elevation_m": 797.9800121444608,
   "start_xy": [
    2729638.9697327106,
    1246392.0192533473
   ],
   "end_xy": [
    2729637.242328805,
    1246367.0790032332
   ]
  },
  "max_50m": {
   "gradient_pct": 17.464717953697118,
   "start_distance_m": 1003.0,
   "end_distance_m": 1053.0,
   "midpoint_distance_m": 1028.0,
   "start_elevation_m": 792.2050930532057,
   "end_elevation_m": 800.9374520300543,
   "start_xy": [
    2729639.5225019604,
    1246400.0001333838
   ],
   "end_xy": [
    2729638.3664275394,
    1246350.1202392532
   ]
  },
  "max_100m": {
   "gradient_pct": 16.56664094491714,
   "start_distance_m": 964.0,
   "end_distance_m": 1064.0,
   "midpoint_distance_m": 1014.0,
   "start_elevation_m": 786.1058759169696,
   "end_elevation_m": 802.6725168618867,
   "start_xy": [
    2729648.678049483,
    1246437.5042483076
   ],
   "end_xy": [
    2729639.4925112543,
    1246339.1780303596
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -3.4850198049366554,
   "start_distance_m": 1444.0,
   "end_distance_m": 1449.0,
   "midpoint_distance_m": 1446.5,
   "start_elevation_m": 843.0079289933346,
   "end_elevation_m": 842.8336780030878,
   "start_xy": [
    2729437.7061092714,
    1246138.341996797
   ],
   "end_xy": [
    2729432.886578306,
    1246137.0107863422
   ]
  },
  "min_10m": {
   "gradient_pct": -3.0638759741395916,
   "start_distance_m": 1448.0,
   "end_distance_m": 1458.0,
   "midpoint_distance_m": 1453.0,
   "start_elevation_m": 842.869447620143,
   "end_elevation_m": 842.563060022729,
   "start_xy": [
    2729433.8504844992,
    1246137.2770284333
   ],
   "end_xy": [
    2729424.2114225687,
    1246134.614607524
   ]
  },
  "min_20m": {
   "gradient_pct": -2.6337075644755714,
   "start_distance_m": 1439.0,
   "end_distance_m": 1459.0,
   "midpoint_distance_m": 1449.0,
   "start_elevation_m": 843.0787010242057,
   "end_elevation_m": 842.5519595113105,
   "start_xy": [
    2729442.5245657563,
    1246139.67680597
   ],
   "end_xy": [
    2729423.2475163755,
    1246134.3483654328
   ]
  },
  "min_25m": {
   "gradient_pct": -2.1119727293644246,
   "start_distance_m": 1437.0,
   "end_distance_m": 1462.0,
   "midpoint_distance_m": 1449.5,
   "start_elevation_m": 843.0789181514554,
   "end_elevation_m": 842.5509249691142,
   "start_xy": [
    2729444.4287429163,
    1246140.288450755
   ],
   "end_xy": [
    2729420.3557977965,
    1246133.54963916
   ]
  },
  "min_50m": {
   "gradient_pct": 0.8216696875917933,
   "start_distance_m": 1423.0,
   "end_distance_m": 1473.0,
   "midpoint_distance_m": 1448.0,
   "start_elevation_m": 842.4348086972955,
   "end_elevation_m": 842.8456435410914,
   "start_xy": [
    2729457.7579830373,
    1246144.5699642482
   ],
   "end_xy": [
    2729409.426802903,
    1246132.7863519997
   ]
  },
  "min_100m": {
   "gradient_pct": 6.430774455028654,
   "start_distance_m": 605.0,
   "end_distance_m": 705.0,
   "midpoint_distance_m": 655.0,
   "start_elevation_m": 747.9473162421683,
   "end_elevation_m": 754.378090697197,
   "start_xy": [
    2729666.1885623774,
    1246689.642831587
   ],
   "end_xy": [
    2729694.030504806,
    1246654.3409863317
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 34.99218156517259,
   "start_distance_m": 1496.0,
   "end_distance_m": 1498.0,
   "midpoint_distance_m": 1497.0,
   "start_elevation_m": 846.4900666208728,
   "end_elevation_m": 847.1899102521762,
   "start_xy": [
    2729387.900173583,
    1246126.8494974435
   ],
   "end_xy": [
    2729386.316440541,
    1246125.628109032
   ]
  },
  "max_3m": {
   "gradient_pct": 27.037727095375885,
   "start_distance_m": 1495.0,
   "end_distance_m": 1498.0,
   "midpoint_distance_m": 1496.5,
   "start_elevation_m": 846.3787784393149,
   "end_elevation_m": 847.1899102521762,
   "start_xy": [
    2729388.6920401044,
    1246127.4601916492
   ],
   "end_xy": [
    2729386.316440541,
    1246125.628109032
   ]
  }
 },
 "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": {
  "structure_suppression": {
   "masked_fraction": 0.024,
   "windows_resited": [],
   "windows_unresolved": []
  },
  "excluded_ranges_m": [
   [
    409.0,
    449.0
   ]
  ],
  "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_2019_2729-1245_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2020_2729-1246_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2020_2729-1247_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-10T20:28:55+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": [
   "2729-1245",
   "2729-1246",
   "2729-1247"
  ],
  "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": "Neckertal",
  "county": "St. Gallen",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}