{
 "ocl_version": "0.1.0",
 "name": "Discovered lane (55.6589, -5.3753)",
 "slug": "discovered-lane-55-6589-5-3753",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 26.67912108024222,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 124.0,
   "end_distance_m": 126.0,
   "start_elevation_m": 21.9573991829357,
   "end_elevation_m": 22.490981604540544,
   "min_gradient_pct": -4.571176554224898
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 26.53072823907318,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 123.0,
   "end_distance_m": 126.0,
   "start_elevation_m": 21.695059757368348,
   "end_elevation_m": 22.490981604540544,
   "min_gradient_pct": -0.00366506841338321
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 25.215918579181533,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 122.0,
   "end_distance_m": 127.0,
   "start_elevation_m": 21.46651427063756,
   "end_elevation_m": 22.727310199596637,
   "min_gradient_pct": 3.751873790141218
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 23.997845938209466,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 120.0,
   "end_distance_m": 130.0,
   "start_elevation_m": 21.00014729113648,
   "end_elevation_m": 23.399931884957425,
   "min_gradient_pct": 6.222027505834209
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 23.205185919746594,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 109.0,
   "end_distance_m": 129.0,
   "start_elevation_m": 18.541364359642472,
   "end_elevation_m": 23.18240154359179,
   "min_gradient_pct": 9.23944132666823
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 22.761908772679035,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 108.0,
   "end_distance_m": 133.0,
   "start_elevation_m": 18.335806574898356,
   "end_elevation_m": 24.026283768068115,
   "min_gradient_pct": 9.97476653088765
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 21.31375184716633,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 97.0,
   "end_distance_m": 147.0,
   "start_elevation_m": 16.275678306741078,
   "end_elevation_m": 26.932554230324243,
   "min_gradient_pct": 10.690225175413616
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 18.26118189384681,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 80.0,
   "end_distance_m": 180.0,
   "start_elevation_m": 13.26698117149908,
   "end_elevation_m": 31.52816306534589,
   "min_gradient_pct": 12.610799704624995
  }
 ],
 "shape": {
  "ascent_concentration": 0.315,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 184.0,
  "shape_class": "sustained"
 },
 "length_m": 391.60938844447804,
 "start_elevation_m": 4.275044017898487,
 "end_elevation_m": 61.32687044916018,
 "endpoint_gain_m": 57.051826431261695,
 "overall_gradient_pct": 14.568554308127995,
 "accumulated_ascent_m": 57.309525628480216,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 25.215918579181533,
   "start_distance_m": 122.0,
   "end_distance_m": 127.0,
   "midpoint_distance_m": 124.5,
   "start_elevation_m": 21.46651427063756,
   "end_elevation_m": 22.727310199596637,
   "start_xy": [
    187701.0341899814,
    645967.3366121671
   ],
   "end_xy": [
    187698.60195587628,
    645962.9740397539
   ]
  },
  "max_10m": {
   "gradient_pct": 23.997845938209466,
   "start_distance_m": 120.0,
   "end_distance_m": 130.0,
   "midpoint_distance_m": 125.0,
   "start_elevation_m": 21.00014729113648,
   "end_elevation_m": 23.399931884957425,
   "start_xy": [
    187702.15936738346,
    645968.9900860295
   ],
   "end_xy": [
    187697.7291921616,
    645960.1037987365
   ]
  },
  "max_20m": {
   "gradient_pct": 23.205185919746594,
   "start_distance_m": 109.0,
   "end_distance_m": 129.0,
   "midpoint_distance_m": 119.0,
   "start_elevation_m": 18.541364359642472,
   "end_elevation_m": 23.18240154359179,
   "start_xy": [
    187708.38551124954,
    645978.0449123144
   ],
   "end_xy": [
    187698.02011339983,
    645961.0605457423
   ]
  },
  "max_25m": {
   "gradient_pct": 22.761908772679035,
   "start_distance_m": 108.0,
   "end_distance_m": 133.0,
   "midpoint_distance_m": 120.5,
   "start_elevation_m": 18.335806574898356,
   "end_elevation_m": 24.026283768068115,
   "start_xy": [
    187708.774822268,
    645978.9660186769
   ],
   "end_xy": [
    187697.03460337062,
    645957.1969336699
   ]
  },
  "max_50m": {
   "gradient_pct": 21.31375184716633,
   "start_distance_m": 97.0,
   "end_distance_m": 147.0,
   "midpoint_distance_m": 122.0,
   "start_elevation_m": 16.275678306741078,
   "end_elevation_m": 26.932554230324243,
   "start_xy": [
    187712.50296268606,
    645989.2983579431
   ],
   "end_xy": [
    187696.94150028296,
    645943.2144854025
   ]
  },
  "max_100m": {
   "gradient_pct": 18.26118189384681,
   "start_distance_m": 80.0,
   "end_distance_m": 180.0,
   "midpoint_distance_m": 130.0,
   "start_elevation_m": 13.26698117149908,
   "end_elevation_m": 31.52816306534589,
   "start_xy": [
    187715.16899132179,
    646006.0487006208
   ],
   "end_xy": [
    187700.68859328597,
    645910.5054720405
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": 3.751873790141218,
   "start_distance_m": 0.0,
   "end_distance_m": 5.0,
   "midpoint_distance_m": 2.5,
   "start_elevation_m": 4.275044017898487,
   "end_elevation_m": 4.462637707405548,
   "start_xy": [
    187700.052,
    646075.186
   ],
   "end_xy": [
    187704.31182573308,
    646072.5680075012
   ]
  },
  "min_10m": {
   "gradient_pct": 6.222027505834209,
   "start_distance_m": 0.0,
   "end_distance_m": 10.0,
   "midpoint_distance_m": 5.0,
   "start_elevation_m": 4.275044017898487,
   "end_elevation_m": 4.897246768481908,
   "start_xy": [
    187700.052,
    646075.186
   ],
   "end_xy": [
    187708.57165146613,
    646069.9500150024
   ]
  },
  "min_20m": {
   "gradient_pct": 9.23944132666823,
   "start_distance_m": 0.0,
   "end_distance_m": 20.0,
   "midpoint_distance_m": 10.0,
   "start_elevation_m": 4.275044017898487,
   "end_elevation_m": 6.122932283232133,
   "start_xy": [
    187700.052,
    646075.186
   ],
   "end_xy": [
    187716.78518374136,
    646064.2861886753
   ]
  },
  "min_25m": {
   "gradient_pct": 9.97476653088765,
   "start_distance_m": 342.0,
   "end_distance_m": 367.0,
   "midpoint_distance_m": 354.5,
   "start_elevation_m": 55.64454947538461,
   "end_elevation_m": 58.13824110810652,
   "start_xy": [
    187770.1980617172,
    645776.5576749906
   ],
   "end_xy": [
    187772.95666799674,
    645751.7129518159
   ]
  },
  "min_50m": {
   "gradient_pct": 10.690225175413616,
   "start_distance_m": 327.0,
   "end_distance_m": 377.0,
   "midpoint_distance_m": 352.0,
   "start_elevation_m": 53.93621326606157,
   "end_elevation_m": 59.28132585376838,
   "start_xy": [
    187766.77755436633,
    645791.0333568145
   ],
   "end_xy": [
    187775.1752946466,
    645742.6302351275
   ]
  },
  "min_100m": {
   "gradient_pct": 12.610799704624995,
   "start_distance_m": 0.0,
   "end_distance_m": 100.0,
   "midpoint_distance_m": 50.0,
   "start_elevation_m": 4.275044017898487,
   "end_elevation_m": 16.885843722523482,
   "start_xy": [
    187700.052,
    646075.186
   ],
   "end_xy": [
    187711.6358147693,
    645986.4264153095
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 26.67912108024222,
   "start_distance_m": 124.0,
   "end_distance_m": 126.0,
   "midpoint_distance_m": 125.0,
   "start_elevation_m": 21.9573991829357,
   "end_elevation_m": 22.490981604540544,
   "start_xy": [
    187700.0218271677,
    645965.6140519036
   ],
   "end_xy": [
    187699.06044136026,
    645963.8602738876
   ]
  },
  "max_3m": {
   "gradient_pct": 26.53072823907318,
   "start_distance_m": 123.0,
   "end_distance_m": 126.0,
   "midpoint_distance_m": 124.5,
   "start_elevation_m": 21.695059757368348,
   "end_elevation_m": 22.490981604540544,
   "start_xy": [
    187700.50252007143,
    645966.4909409116
   ],
   "end_xy": [
    187699.06044136026,
    645963.8602738876
   ]
  }
 },
 "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": {
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.229,
   "obstruction_max_height_m": 20.44,
   "flagged_windows_m": [
    20,
    25,
    50,
    100
   ]
  },
  "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:27700",
  "elevation_resolution_m": 0.5,
  "elevation_tiles": [
   "/root/uk-climbs/data/cache/scotland/national-lidar-programme/dtm/NR8745.tif",
   "/root/uk-climbs/data/cache/scotland/national-lidar-programme/dtm/NR8746.tif"
  ],
  "calculated_at": "2026-09-04T22:15:53+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "/root/uk-climbs/data/cache/pbf/scotland-2026-08-30.osm.pbf",
  "osm_snapshot": "2026-08-29T20:21:36Z",
  "run_id": "hunt-scotland-260905",
  "elevation_provider": "Scottish Remote Sensing Portal (AWS Open Data, srsp-open-data)",
  "elevation_licence": "Open Government Licence v3 \u2014 \u00a9 Scottish Government, SEPA and partners; Crown copyright",
  "elevation_dataset": "Scottish National LiDAR Programme 50cm",
  "elevation_tile_ids": [
   "NR8745",
   "NR8746"
  ],
  "climb_origin": "discovered",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Rubha B\u00e0n",
  "county": "North Ayrshire"
 }
}