{
 "ocl_version": "0.1.0",
 "name": "Discovered lane (47.0683, 7.7057)",
 "slug": "discovered-lane-47-0683-7-7057",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 24.790294429391224,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 1636.0,
   "end_distance_m": 1638.0,
   "start_elevation_m": 738.6820536881502,
   "end_elevation_m": 739.177859576738,
   "min_gradient_pct": -4.896379692479513
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 24.399891573762034,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 1580.0,
   "end_distance_m": 1583.0,
   "start_elevation_m": 726.5848474956446,
   "end_elevation_m": 727.3168442428574,
   "min_gradient_pct": -4.312458682185631
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 24.292766351193222,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1578.0,
   "end_distance_m": 1583.0,
   "start_elevation_m": 726.1022059252978,
   "end_elevation_m": 727.3168442428574,
   "min_gradient_pct": -3.0045865176543884
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 23.235637602820134,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1629.0,
   "end_distance_m": 1639.0,
   "start_elevation_m": 737.0819822774878,
   "end_elevation_m": 739.4055460377698,
   "min_gradient_pct": -1.2168281638491862
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 22.642070824896905,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1625.0,
   "end_distance_m": 1645.0,
   "start_elevation_m": 736.1999665369106,
   "end_elevation_m": 740.7283807018899,
   "min_gradient_pct": -0.8703926373033255
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 22.358818809221702,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1574.0,
   "end_distance_m": 1599.0,
   "start_elevation_m": 725.2386141915513,
   "end_elevation_m": 730.8283188938567,
   "min_gradient_pct": -0.7672985407530177
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 21.739725606140382,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1591.0,
   "end_distance_m": 1641.0,
   "start_elevation_m": 728.991449481947,
   "end_elevation_m": 739.8613122850172,
   "min_gradient_pct": -0.2781959432304575
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 21.225478255772714,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1549.0,
   "end_distance_m": 1649.0,
   "start_elevation_m": 720.2767790583766,
   "end_elevation_m": 741.5022573141493,
   "min_gradient_pct": -0.13121596684447923
  }
 ],
 "shape": {
  "ascent_concentration": 0.594,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 269.0,
  "shape_class": "stepped"
 },
 "length_m": 2975.4775705314833,
 "start_elevation_m": 669.2914002704828,
 "end_elevation_m": 846.0120599326095,
 "endpoint_gain_m": 176.72065966212676,
 "overall_gradient_pct": 5.9392368274703795,
 "accumulated_ascent_m": 178.7893061327086,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 24.292766351193222,
   "start_distance_m": 1578.0,
   "end_distance_m": 1583.0,
   "midpoint_distance_m": 1580.5,
   "start_elevation_m": 726.1022059252978,
   "end_elevation_m": 727.3168442428574,
   "start_xy": [
    2620493.8568139947,
    1213012.0779761162
   ],
   "end_xy": [
    2620491.097138162,
    1213016.2445152448
   ]
  },
  "max_10m": {
   "gradient_pct": 23.235637602820134,
   "start_distance_m": 1629.0,
   "end_distance_m": 1639.0,
   "midpoint_distance_m": 1634.0,
   "start_elevation_m": 737.0819822774878,
   "end_elevation_m": 739.4055460377698,
   "start_xy": [
    2620449.574589698,
    1213033.7012218977
   ],
   "end_xy": [
    2620439.603934388,
    1213034.3858370308
   ]
  },
  "max_20m": {
   "gradient_pct": 22.642070824896905,
   "start_distance_m": 1625.0,
   "end_distance_m": 1645.0,
   "midpoint_distance_m": 1635.0,
   "start_elevation_m": 736.1999665369106,
   "end_elevation_m": 740.7283807018899,
   "start_xy": [
    2620453.5425295047,
    1213033.1957976301
   ],
   "end_xy": [
    2620433.6109514884,
    1213034.6759335042
   ]
  },
  "max_25m": {
   "gradient_pct": 22.358818809221702,
   "start_distance_m": 1574.0,
   "end_distance_m": 1599.0,
   "midpoint_distance_m": 1586.5,
   "start_elevation_m": 725.2386141915513,
   "end_elevation_m": 730.8283188938567,
   "start_xy": [
    2620495.736617666,
    1213008.5506770269
   ],
   "end_xy": [
    2620478.383563565,
    1213025.5863208827
   ]
  },
  "max_50m": {
   "gradient_pct": 21.739725606140382,
   "start_distance_m": 1591.0,
   "end_distance_m": 1641.0,
   "midpoint_distance_m": 1616.0,
   "start_elevation_m": 728.991449481947,
   "end_elevation_m": 739.8613122850172,
   "start_xy": [
    2620485.409655054,
    1213021.821441236
   ],
   "end_xy": [
    2620437.6062734216,
    1213034.4825358554
   ]
  },
  "max_100m": {
   "gradient_pct": 21.225478255772714,
   "start_distance_m": 1549.0,
   "end_distance_m": 1649.0,
   "midpoint_distance_m": 1599.0,
   "start_elevation_m": 720.2767790583766,
   "end_elevation_m": 741.5022573141493,
   "start_xy": [
    2620503.0772375506,
    1212984.702902898
   ],
   "end_xy": [
    2620429.615629555,
    1213034.869331153
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -3.0045865176543884,
   "start_distance_m": 2650.0,
   "end_distance_m": 2655.0,
   "midpoint_distance_m": 2652.5,
   "start_elevation_m": 835.4834355799915,
   "end_elevation_m": 835.3332062541087,
   "start_xy": [
    2619797.1502531497,
    1213461.1582834148
   ],
   "end_xy": [
    2619800.501596207,
    1213464.8688763205
   ]
  },
  "min_10m": {
   "gradient_pct": -1.2168281638491862,
   "start_distance_m": 2661.0,
   "end_distance_m": 2671.0,
   "midpoint_distance_m": 2666.0,
   "start_elevation_m": 835.4545851158355,
   "end_elevation_m": 835.3329022994506,
   "start_xy": [
    2619804.523207876,
    1213469.3215878075
   ],
   "end_xy": [
    2619811.22589399,
    1213476.7427736192
   ]
  },
  "min_20m": {
   "gradient_pct": -0.8703926373033255,
   "start_distance_m": 2661.0,
   "end_distance_m": 2681.0,
   "midpoint_distance_m": 2671.0,
   "start_elevation_m": 835.4545851158355,
   "end_elevation_m": 835.2805065883748,
   "start_xy": [
    2619804.523207876,
    1213469.3215878075
   ],
   "end_xy": [
    2619817.3973710197,
    1213484.6076389612
   ]
  },
  "min_25m": {
   "gradient_pct": -0.7672985407530177,
   "start_distance_m": 2661.0,
   "end_distance_m": 2686.0,
   "midpoint_distance_m": 2673.5,
   "start_elevation_m": 835.4545851158355,
   "end_elevation_m": 835.2627604806472,
   "start_xy": [
    2619804.523207876,
    1213469.3215878075
   ],
   "end_xy": [
    2619820.103779697,
    1213488.7947541042
   ]
  },
  "min_50m": {
   "gradient_pct": -0.2781959432304575,
   "start_distance_m": 2646.0,
   "end_distance_m": 2696.0,
   "midpoint_distance_m": 2671.0,
   "start_elevation_m": 835.4455557581324,
   "end_elevation_m": 835.3064577865172,
   "start_xy": [
    2619794.469178704,
    1213458.1898090902
   ],
   "end_xy": [
    2619824.283672863,
    1213497.859152878
   ]
  },
  "min_100m": {
   "gradient_pct": -0.13121596684447923,
   "start_distance_m": 2590.0,
   "end_distance_m": 2690.0,
   "midpoint_distance_m": 2640.0,
   "start_elevation_m": 835.4222412495977,
   "end_elevation_m": 835.2910252827533,
   "start_xy": [
    2619757.0332942028,
    1213416.6807715108
   ],
   "end_xy": [
    2619822.0384295667,
    1213492.2957725103
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 24.790294429391224,
   "start_distance_m": 1636.0,
   "end_distance_m": 1638.0,
   "midpoint_distance_m": 1637.0,
   "start_elevation_m": 738.6820536881502,
   "end_elevation_m": 739.177859576738,
   "start_xy": [
    2620442.600425838,
    1213034.2407887944
   ],
   "end_xy": [
    2620440.6027648714,
    1213034.3374876187
   ]
  },
  "max_3m": {
   "gradient_pct": 24.399891573762034,
   "start_distance_m": 1580.0,
   "end_distance_m": 1583.0,
   "midpoint_distance_m": 1581.5,
   "start_elevation_m": 726.5848474956446,
   "end_elevation_m": 727.3168442428574,
   "start_xy": [
    2620492.7941657035,
    1213013.770632159
   ],
   "end_xy": [
    2620491.097138162,
    1213016.2445152448
   ]
  }
 },
 "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_2025_2619-1211_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2025_2619-1212_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2025_2619-1213_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2025_2620-1211_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2025_2620-1212_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2025_2620-1213_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-10T20:49:55+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": [
   "2619-1211",
   "2619-1212",
   "2619-1213",
   "2620-1211",
   "2620-1212",
   "2620-1213"
  ],
  "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": "R\u00fcegsau",
  "county": "Bern/Berne",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}