{
 "ocl_version": "0.1.0",
 "name": "Vorderbergstrasse",
 "slug": "vorderbergstrasse-2-2",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 30.358564498646956,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 1591.0,
   "end_distance_m": 1593.0,
   "start_elevation_m": 628.6777884954057,
   "end_elevation_m": 629.2849597853786,
   "min_gradient_pct": -6.982532107650741
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 29.008966116991058,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 1591.0,
   "end_distance_m": 1594.0,
   "start_elevation_m": 628.6777884954057,
   "end_elevation_m": 629.5480574789154,
   "min_gradient_pct": -6.549985618619303
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 25.797161013879304,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1590.0,
   "end_distance_m": 1595.0,
   "start_elevation_m": 628.4521957182064,
   "end_elevation_m": 629.7420537689004,
   "min_gradient_pct": -6.0676205190338806
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 22.01164563554812,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1588.0,
   "end_distance_m": 1598.0,
   "start_elevation_m": 628.1697552824634,
   "end_elevation_m": 630.3709198460182,
   "min_gradient_pct": -4.610446197295914
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 19.47204605012473,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 2268.0,
   "end_distance_m": 2288.0,
   "start_elevation_m": 706.9271124449111,
   "end_elevation_m": 710.8215216549361,
   "min_gradient_pct": -2.049472887322281
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 18.93559912683986,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1963.0,
   "end_distance_m": 1988.0,
   "start_elevation_m": 674.954889330856,
   "end_elevation_m": 679.6887891125659,
   "min_gradient_pct": -1.5238185373336819
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 17.985032875037632,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1940.0,
   "end_distance_m": 1990.0,
   "start_elevation_m": 671.0309249109567,
   "end_elevation_m": 680.0234413484756,
   "min_gradient_pct": 1.1262285976840758
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 16.672173665295873,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1940.0,
   "end_distance_m": 2040.0,
   "start_elevation_m": 671.0309249109567,
   "end_elevation_m": 687.7030985762526,
   "min_gradient_pct": 3.9890427830507633
  }
 ],
 "shape": {
  "ascent_concentration": 0.304,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 347.0,
  "shape_class": "sustained"
 },
 "length_m": 2304.5645414366263,
 "start_elevation_m": 450.2312557342559,
 "end_elevation_m": 713.5846625317607,
 "endpoint_gain_m": 263.3534067975048,
 "overall_gradient_pct": 11.427469357544432,
 "accumulated_ascent_m": 263.9708083293747,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 25.797161013879304,
   "start_distance_m": 1590.0,
   "end_distance_m": 1595.0,
   "midpoint_distance_m": 1592.5,
   "start_elevation_m": 628.4521957182064,
   "end_elevation_m": 629.7420537689004,
   "start_xy": [
    2705192.01921028,
    1226267.505084673
   ],
   "end_xy": [
    2705188.6851299875,
    1226263.7789729456
   ]
  },
  "max_10m": {
   "gradient_pct": 22.01164563554812,
   "start_distance_m": 1588.0,
   "end_distance_m": 1598.0,
   "midpoint_distance_m": 1593.0,
   "start_elevation_m": 628.1697552824634,
   "end_elevation_m": 630.3709198460182,
   "start_xy": [
    2705193.3499049055,
    1226268.997266058
   ],
   "end_xy": [
    2705186.684681812,
    1226261.5433059093
   ]
  },
  "max_20m": {
   "gradient_pct": 19.47204605012473,
   "start_distance_m": 2268.0,
   "end_distance_m": 2288.0,
   "midpoint_distance_m": 2278.0,
   "start_elevation_m": 706.9271124449111,
   "end_elevation_m": 710.8215216549361,
   "start_xy": [
    2705091.021011742,
    1225772.2155050028
   ],
   "end_xy": [
    2705083.9698933624,
    1225755.1713662492
   ]
  },
  "max_25m": {
   "gradient_pct": 18.93559912683986,
   "start_distance_m": 1963.0,
   "end_distance_m": 1988.0,
   "midpoint_distance_m": 1975.5,
   "start_elevation_m": 674.954889330856,
   "end_elevation_m": 679.6887891125659,
   "start_xy": [
    2704965.15103399,
    1225983.732303329
   ],
   "end_xy": [
    2704962.9902942358,
    1225958.8269256498
   ]
  },
  "max_50m": {
   "gradient_pct": 17.985032875037632,
   "start_distance_m": 1940.0,
   "end_distance_m": 1990.0,
   "midpoint_distance_m": 1965.0,
   "start_elevation_m": 671.0309249109567,
   "end_elevation_m": 680.0234413484756,
   "start_xy": [
    2704969.006807227,
    1226006.3647649314
   ],
   "end_xy": [
    2704962.7975257314,
    1225956.8362372504
   ]
  },
  "max_100m": {
   "gradient_pct": 16.672173665295873,
   "start_distance_m": 1940.0,
   "end_distance_m": 2040.0,
   "midpoint_distance_m": 1990.0,
   "start_elevation_m": 671.0309249109567,
   "end_elevation_m": 687.7030985762526,
   "start_xy": [
    2704969.006807227,
    1226006.3647649314
   ],
   "end_xy": [
    2704952.9701643325,
    1225907.8675725025
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -6.0676205190338806,
   "start_distance_m": 2077.0,
   "end_distance_m": 2082.0,
   "midpoint_distance_m": 2079.5,
   "start_elevation_m": 692.2313673412261,
   "end_elevation_m": 691.9279863152744,
   "start_xy": [
    2704944.0027904897,
    1225873.819235749
   ],
   "end_xy": [
    2704948.7309431164,
    1225872.1930215135
   ]
  },
  "min_10m": {
   "gradient_pct": -4.610446197295914,
   "start_distance_m": 2076.0,
   "end_distance_m": 2086.0,
   "midpoint_distance_m": 2081.0,
   "start_elevation_m": 692.2621101071829,
   "end_elevation_m": 691.8010654874533,
   "start_xy": [
    2704943.0571599645,
    1225874.1444785963
   ],
   "end_xy": [
    2704952.5134652173,
    1225870.892050125
   ]
  },
  "min_20m": {
   "gradient_pct": -2.049472887322281,
   "start_distance_m": 2076.0,
   "end_distance_m": 2096.0,
   "midpoint_distance_m": 2086.0,
   "start_elevation_m": 692.2621101071829,
   "end_elevation_m": 691.8522155297185,
   "start_xy": [
    2704943.0571599645,
    1225874.1444785963
   ],
   "end_xy": [
    2704961.9697704706,
    1225867.6396216536
   ]
  },
  "min_25m": {
   "gradient_pct": -1.5238185373336819,
   "start_distance_m": 2076.0,
   "end_distance_m": 2101.0,
   "midpoint_distance_m": 2088.5,
   "start_elevation_m": 692.2621101071829,
   "end_elevation_m": 691.8811554728495,
   "start_xy": [
    2704943.0571599645,
    1225874.1444785963
   ],
   "end_xy": [
    2704966.697923097,
    1225866.013407418
   ]
  },
  "min_50m": {
   "gradient_pct": 1.1262285976840758,
   "start_distance_m": 2075.0,
   "end_distance_m": 2125.0,
   "midpoint_distance_m": 2100.0,
   "start_elevation_m": 692.2252986471487,
   "end_elevation_m": 692.7884129459908,
   "start_xy": [
    2704942.3111653216,
    1225874.5659660178
   ],
   "end_xy": [
    2704988.7281683744,
    1225856.4929413805
   ]
  },
  "min_100m": {
   "gradient_pct": 3.9890427830507633,
   "start_distance_m": 2075.0,
   "end_distance_m": 2175.0,
   "midpoint_distance_m": 2125.0,
   "start_elevation_m": 692.2252986471487,
   "end_elevation_m": 696.2143414301995,
   "start_xy": [
    2704942.3111653216,
    1225874.5659660178
   ],
   "end_xy": [
    2705033.743098214,
    1225834.8835221622
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 30.358564498646956,
   "start_distance_m": 1591.0,
   "end_distance_m": 1593.0,
   "midpoint_distance_m": 1592.0,
   "start_elevation_m": 628.6777884954057,
   "end_elevation_m": 629.2849597853786,
   "start_xy": [
    2705191.3523942214,
    1226266.7598623275
   ],
   "end_xy": [
    2705190.018762104,
    1226265.2694176366
   ]
  },
  "max_3m": {
   "gradient_pct": 29.008966116991058,
   "start_distance_m": 1591.0,
   "end_distance_m": 1594.0,
   "midpoint_distance_m": 1592.5,
   "start_elevation_m": 628.6777884954057,
   "end_elevation_m": 629.5480574789154,
   "start_xy": [
    2705191.3523942214,
    1226266.7598623275
   ],
   "end_xy": [
    2705189.351946046,
    1226264.524195291
   ]
  }
 },
 "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_2019_2704-1225_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2020_2704-1226_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2020_2705-1225_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2020_2705-1226_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2020_2705-1227_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-11T03:22:34+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": [
   "2704-1225",
   "2704-1226",
   "2705-1225",
   "2705-1226",
   "2705-1227"
  ],
  "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": "Altendorf",
  "county": "Schwyz",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}