{
 "ocl_version": "0.1.0",
 "name": "Schlattstrasse",
 "slug": "schlattstrasse-2-2",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 27.162585228160196,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 21.0,
   "end_distance_m": 23.0,
   "start_elevation_m": 852.1306303087079,
   "end_elevation_m": 852.673882013271,
   "min_gradient_pct": -0.38728935163589995
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 26.126783326882713,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 20.0,
   "end_distance_m": 23.0,
   "start_elevation_m": 851.8900785134646,
   "end_elevation_m": 852.673882013271,
   "min_gradient_pct": 0.6300447884693009
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 24.916140857333176,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 21.0,
   "end_distance_m": 26.0,
   "start_elevation_m": 852.1306303087079,
   "end_elevation_m": 853.3764373515745,
   "min_gradient_pct": 0.8844693882838328
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 23.57846225428375,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 74.0,
   "end_distance_m": 84.0,
   "start_elevation_m": 859.3794180508046,
   "end_elevation_m": 861.737264276233,
   "min_gradient_pct": 1.5273163063261563
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 21.679374398062237,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 74.0,
   "end_distance_m": 94.0,
   "start_elevation_m": 859.3794180508046,
   "end_elevation_m": 863.715292930417,
   "min_gradient_pct": 2.37200894763987
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 21.03628602286608,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 74.0,
   "end_distance_m": 99.0,
   "start_elevation_m": 859.3794180508046,
   "end_elevation_m": 864.6384895565211,
   "min_gradient_pct": 2.64231034372051
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 17.991774552039715,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 2734.0,
   "end_distance_m": 2784.0,
   "start_elevation_m": 1107.4272562917233,
   "end_elevation_m": 1116.4231435677432,
   "min_gradient_pct": 4.671812358813213
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 16.128378475787144,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 38.0,
   "end_distance_m": 138.0,
   "start_elevation_m": 854.2791017750135,
   "end_elevation_m": 870.4074802508006,
   "min_gradient_pct": 5.189944837593657
  }
 ],
 "shape": {
  "ascent_concentration": 0.293,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 341.0,
  "shape_class": "sustained"
 },
 "length_m": 2814.2817445492483,
 "start_elevation_m": 848.9541910556994,
 "end_elevation_m": 1118.166155841803,
 "endpoint_gain_m": 269.2119647861035,
 "overall_gradient_pct": 9.565920871551619,
 "accumulated_ascent_m": 269.25290926268383,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 24.916140857333176,
   "start_distance_m": 21.0,
   "end_distance_m": 26.0,
   "midpoint_distance_m": 23.5,
   "start_elevation_m": 852.1306303087079,
   "end_elevation_m": 853.3764373515745,
   "start_xy": [
    2733006.1747302464,
    1233191.106883338
   ],
   "end_xy": [
    2733006.2973245685,
    1233196.0034163336
   ]
  },
  "max_10m": {
   "gradient_pct": 23.57846225428375,
   "start_distance_m": 74.0,
   "end_distance_m": 84.0,
   "midpoint_distance_m": 79.0,
   "start_elevation_m": 859.3794180508046,
   "end_elevation_m": 861.737264276233,
   "start_xy": [
    2733049.6910081627,
    1233200.6864951602
   ],
   "end_xy": [
    2733047.7028859328,
    1233209.9487464505
   ]
  },
  "max_20m": {
   "gradient_pct": 21.679374398062237,
   "start_distance_m": 74.0,
   "end_distance_m": 94.0,
   "midpoint_distance_m": 84.0,
   "start_elevation_m": 859.3794180508046,
   "end_elevation_m": 863.715292930417,
   "start_xy": [
    2733049.6910081627,
    1233200.6864951602
   ],
   "end_xy": [
    2733040.6651182813,
    1233217.047796732
   ]
  },
  "max_25m": {
   "gradient_pct": 21.03628602286608,
   "start_distance_m": 74.0,
   "end_distance_m": 99.0,
   "midpoint_distance_m": 86.5,
   "start_elevation_m": 859.3794180508046,
   "end_elevation_m": 864.6384895565211,
   "start_xy": [
    2733049.6910081627,
    1233200.6864951602
   ],
   "end_xy": [
    2733037.172743573,
    1233220.6256037236
   ]
  },
  "max_50m": {
   "gradient_pct": 17.991774552039715,
   "start_distance_m": 2734.0,
   "end_distance_m": 2784.0,
   "midpoint_distance_m": 2759.0,
   "start_elevation_m": 1107.4272562917233,
   "end_elevation_m": 1116.4231435677432,
   "start_xy": [
    2732243.2378567164,
    1235394.7414879475
   ],
   "end_xy": [
    2732227.219227387,
    1235438.3066791329
   ]
  },
  "max_100m": {
   "gradient_pct": 16.128378475787144,
   "start_distance_m": 38.0,
   "end_distance_m": 138.0,
   "midpoint_distance_m": 88.0,
   "start_elevation_m": 854.2791017750135,
   "end_elevation_m": 870.4074802508006,
   "start_xy": [
    2733017.6590421237,
    1233195.7505475972
   ],
   "end_xy": [
    2733008.19354531,
    1233244.47698899
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": 0.8844693882838328,
   "start_distance_m": 2642.0,
   "end_distance_m": 2647.0,
   "midpoint_distance_m": 2644.5,
   "start_elevation_m": 1099.4398755256157,
   "end_elevation_m": 1099.4840989950299,
   "start_xy": [
    2732285.696308071,
    1235318.8166029197
   ],
   "end_xy": [
    2732287.454064913,
    1235322.9757144325
   ]
  },
  "min_10m": {
   "gradient_pct": 1.5273163063261563,
   "start_distance_m": 2637.0,
   "end_distance_m": 2647.0,
   "midpoint_distance_m": 2642.0,
   "start_elevation_m": 1099.3313673643972,
   "end_elevation_m": 1099.4840989950299,
   "start_xy": [
    2732282.474905309,
    1235314.992656758
   ],
   "end_xy": [
    2732287.454064913,
    1235322.9757144325
   ]
  },
  "min_20m": {
   "gradient_pct": 2.37200894763987,
   "start_distance_m": 1455.0,
   "end_distance_m": 1475.0,
   "midpoint_distance_m": 1465.0,
   "start_elevation_m": 983.0125358511543,
   "end_elevation_m": 983.4869376406823,
   "start_xy": [
    2732385.8948099427,
    1234352.99703861
   ],
   "end_xy": [
    2732374.1723890067,
    1234369.1930571708
   ]
  },
  "min_25m": {
   "gradient_pct": 2.64231034372051,
   "start_distance_m": 1455.0,
   "end_distance_m": 1480.0,
   "midpoint_distance_m": 1467.5,
   "start_elevation_m": 983.0125358511543,
   "end_elevation_m": 983.6731134370845,
   "start_xy": [
    2732385.8948099427,
    1234352.99703861
   ],
   "end_xy": [
    2732371.6936744354,
    1234373.5143149593
   ]
  },
  "min_50m": {
   "gradient_pct": 4.671812358813213,
   "start_distance_m": 467.0,
   "end_distance_m": 517.0,
   "midpoint_distance_m": 492.0,
   "start_elevation_m": 898.3155160631507,
   "end_elevation_m": 900.6514222425573,
   "start_xy": [
    2732853.1631167554,
    1233526.4083507566
   ],
   "end_xy": [
    2732828.336192953,
    1233568.5338961007
   ]
  },
  "min_100m": {
   "gradient_pct": 5.189944837593657,
   "start_distance_m": 453.0,
   "end_distance_m": 553.0,
   "midpoint_distance_m": 503.0,
   "start_elevation_m": 897.6029684849711,
   "end_elevation_m": 902.7929133225648,
   "start_xy": [
    2732855.1957792207,
    1233512.5584391062
   ],
   "end_xy": [
    2732798.1457017283,
    1233587.9848408115
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 27.162585228160196,
   "start_distance_m": 21.0,
   "end_distance_m": 23.0,
   "midpoint_distance_m": 22.0,
   "start_elevation_m": 852.1306303087079,
   "end_elevation_m": 852.673882013271,
   "start_xy": [
    2733006.1747302464,
    1233191.106883338
   ],
   "end_xy": [
    2733005.9036349775,
    1233193.0884249993
   ]
  },
  "max_3m": {
   "gradient_pct": 26.126783326882713,
   "start_distance_m": 20.0,
   "end_distance_m": 23.0,
   "midpoint_distance_m": 21.5,
   "start_elevation_m": 851.8900785134646,
   "end_elevation_m": 852.673882013271,
   "start_xy": [
    2733006.316573123,
    1233190.1174243302
   ],
   "end_xy": [
    2733005.9036349775,
    1233193.0884249993
   ]
  }
 },
 "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_2020_2732-1233_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2020_2732-1234_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2020_2732-1235_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2020_2733-1233_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-11T03:36:14+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": [
   "2732-1233",
   "2732-1234",
   "2732-1235",
   "2733-1233"
  ],
  "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": "Nesslau",
  "county": "St. Gallen",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}