{
 "ocl_version": "0.1.0",
 "name": "Eggweg",
 "slug": "eggweg",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 25.17725878272472,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 409.0,
   "end_distance_m": 411.0,
   "start_elevation_m": 625.9793999300335,
   "end_elevation_m": 626.482945105688,
   "min_gradient_pct": 1.3835873141999855
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 23.82318781806892,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 409.0,
   "end_distance_m": 412.0,
   "start_elevation_m": 625.9793999300335,
   "end_elevation_m": 626.6940955645756,
   "min_gradient_pct": 2.2534202159060137
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 23.623139143019216,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 422.0,
   "end_distance_m": 427.0,
   "start_elevation_m": 628.7977955777205,
   "end_elevation_m": 629.9789525348715,
   "min_gradient_pct": 3.081994887413657
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 22.837197869642978,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 358.0,
   "end_distance_m": 368.0,
   "start_elevation_m": 616.0745661078638,
   "end_elevation_m": 618.3582858948281,
   "min_gradient_pct": 3.8494645715809384
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 22.371855776076472,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 354.0,
   "end_distance_m": 374.0,
   "start_elevation_m": 615.180464068822,
   "end_elevation_m": 619.6548352240372,
   "min_gradient_pct": 4.013957088814664
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 21.83748502147364,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 351.0,
   "end_distance_m": 376.0,
   "start_elevation_m": 614.574283531222,
   "end_elevation_m": 620.0336547865904,
   "min_gradient_pct": 3.968045351080491
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 20.340635963644218,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 391.0,
   "end_distance_m": 441.0,
   "start_elevation_m": 622.4464510124334,
   "end_elevation_m": 632.6167689942555,
   "min_gradient_pct": 5.671030195897174
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 19.989723010350076,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 342.0,
   "end_distance_m": 442.0,
   "start_elevation_m": 612.7769202551419,
   "end_elevation_m": 632.766643265492,
   "min_gradient_pct": 8.030023376569716
  }
 ],
 "shape": {
  "ascent_concentration": 0.364,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 281.0,
  "shape_class": "sustained"
 },
 "length_m": 500.50000000011727,
 "start_elevation_m": 573.0505798934485,
 "end_elevation_m": 640.1800808995386,
 "endpoint_gain_m": 67.1295010060901,
 "overall_gradient_pct": 13.412487713501372,
 "accumulated_ascent_m": 67.1295010060901,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 23.623139143019216,
   "start_distance_m": 422.0,
   "end_distance_m": 427.0,
   "midpoint_distance_m": 424.5,
   "start_elevation_m": 628.7977955777205,
   "end_elevation_m": 629.9789525348715,
   "start_xy": [
    2632845.676199478,
    1251840.0903494128
   ],
   "end_xy": [
    2632849.117152375,
    1251843.6983244594
   ]
  },
  "max_10m": {
   "gradient_pct": 22.837197869642978,
   "start_distance_m": 358.0,
   "end_distance_m": 368.0,
   "midpoint_distance_m": 363.0,
   "start_elevation_m": 616.0745661078638,
   "end_elevation_m": 618.3582858948281,
   "start_xy": [
    2632828.929474294,
    1251779.3191707407
   ],
   "end_xy": [
    2632831.5228429195,
    1251788.9531585986
   ]
  },
  "max_20m": {
   "gradient_pct": 22.371855776076472,
   "start_distance_m": 354.0,
   "end_distance_m": 374.0,
   "midpoint_distance_m": 364.0,
   "start_elevation_m": 615.180464068822,
   "end_elevation_m": 619.6548352240372,
   "start_xy": [
    2632827.3167112586,
    1251775.6587074292
   ],
   "end_xy": [
    2632832.823635358,
    1251794.8084240225
   ]
  },
  "max_25m": {
   "gradient_pct": 21.83748502147364,
   "start_distance_m": 351.0,
   "end_distance_m": 376.0,
   "midpoint_distance_m": 363.5,
   "start_elevation_m": 614.574283531222,
   "end_elevation_m": 620.0336547865904,
   "start_xy": [
    2632826.1073703333,
    1251772.9132577055
   ],
   "end_xy": [
    2632833.0795964724,
    1251796.7919773753
   ]
  },
  "max_50m": {
   "gradient_pct": 20.340635963644218,
   "start_distance_m": 391.0,
   "end_distance_m": 441.0,
   "midpoint_distance_m": 416.0,
   "start_elevation_m": 622.4464510124334,
   "end_elevation_m": 632.6167689942555,
   "start_xy": [
    2632835.198963022,
    1251811.6372683828
   ],
   "end_xy": [
    2632861.378016454,
    1251850.4556527135
   ]
  },
  "max_100m": {
   "gradient_pct": 19.989723010350076,
   "start_distance_m": 342.0,
   "end_distance_m": 442.0,
   "midpoint_distance_m": 392.0,
   "start_elevation_m": 612.7769202551419,
   "end_elevation_m": 632.766643265492,
   "start_xy": [
    2632820.8045597947,
    1251765.8146992947
   ],
   "end_xy": [
    2632862.263299787,
    1251850.9207047413
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": 3.081994887413657,
   "start_distance_m": 22.0,
   "end_distance_m": 27.0,
   "midpoint_distance_m": 24.5,
   "start_elevation_m": 573.9744860681462,
   "end_elevation_m": 574.1285858125169,
   "start_xy": [
    2632525.973001666,
    1251648.0590558227
   ],
   "end_xy": [
    2632530.76138558,
    1251649.49828293
   ]
  },
  "min_10m": {
   "gradient_pct": 3.8494645715809384,
   "start_distance_m": 16.0,
   "end_distance_m": 26.0,
   "midpoint_distance_m": 21.0,
   "start_elevation_m": 573.6978091777867,
   "end_elevation_m": 574.0827556349448,
   "start_xy": [
    2632521.022306049,
    1251644.8943169592
   ],
   "end_xy": [
    2632529.803798203,
    1251649.2101398981
   ]
  },
  "min_20m": {
   "gradient_pct": 4.013957088814664,
   "start_distance_m": 10.0,
   "end_distance_m": 30.0,
   "midpoint_distance_m": 20.0,
   "start_elevation_m": 573.4641823574456,
   "end_elevation_m": 574.2669737752085,
   "start_xy": [
    2632516.4669081597,
    1251640.9946811197
   ],
   "end_xy": [
    2632533.6156087494,
    1251650.4212029164
   ]
  },
  "min_25m": {
   "gradient_pct": 3.968045351080491,
   "start_distance_m": 1.0,
   "end_distance_m": 26.0,
   "midpoint_distance_m": 13.5,
   "start_elevation_m": 573.0907442971746,
   "end_elevation_m": 574.0827556349448,
   "start_xy": [
    2632509.2690692157,
    1251635.5918019116
   ],
   "end_xy": [
    2632529.803798203,
    1251649.2101398981
   ]
  },
  "min_50m": {
   "gradient_pct": 5.671030195897174,
   "start_distance_m": 0.0,
   "end_distance_m": 50.0,
   "midpoint_distance_m": 25.0,
   "start_elevation_m": 573.0505798934485,
   "end_elevation_m": 575.886094991397,
   "start_xy": [
    2632508.4690692155,
    1251634.9918019117
   ],
   "end_xy": [
    2632552.872754246,
    1251655.7633839112
   ]
  },
  "min_100m": {
   "gradient_pct": 8.030023376569716,
   "start_distance_m": 106.0,
   "end_distance_m": 206.0,
   "midpoint_distance_m": 156.0,
   "start_elevation_m": 583.3458242164762,
   "end_elevation_m": 591.3758475930459,
   "start_xy": [
    2632604.6003732565,
    1251676.664166935
   ],
   "end_xy": [
    2632695.2794686193,
    1251718.763015858
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 25.17725878272472,
   "start_distance_m": 409.0,
   "end_distance_m": 411.0,
   "midpoint_distance_m": 410.0,
   "start_elevation_m": 625.9793999300335,
   "end_elevation_m": 626.482945105688,
   "start_xy": [
    2632839.1882788665,
    1251829.1741401062
   ],
   "end_xy": [
    2632839.7243727995,
    1251831.1009516944
   ]
  },
  "max_3m": {
   "gradient_pct": 23.82318781806892,
   "start_distance_m": 409.0,
   "end_distance_m": 412.0,
   "midpoint_distance_m": 410.5,
   "start_elevation_m": 625.9793999300335,
   "end_elevation_m": 626.6940955645756,
   "start_xy": [
    2632839.1882788665,
    1251829.1741401062
   ],
   "end_xy": [
    2632839.9932731683,
    1251832.0641196317
   ]
  }
 },
 "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_2632-1251_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2025_2633-1251_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-11T00:43:24+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-extent-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": [
   "2632-1251",
   "2633-1251"
  ],
  "route_base_cut_m": 50.1,
  "route_cut_m": 500.5,
  "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": "H\u00e4felfingen",
  "county": "Basel-Landschaft",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}