{
 "ocl_version": "0.1.0",
 "name": "Discovered lane (55.0934, -4.1413)",
 "slug": "discovered-lane-55-0934-4-1413",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 33.05947179874238,
   "diagnostic": true,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 129.0,
   "end_distance_m": 131.0,
   "start_elevation_m": 72.8803161791547,
   "end_elevation_m": 73.54150561512955,
   "min_gradient_pct": -4.36962614865557
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 28.839982685413663,
   "diagnostic": true,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 128.0,
   "end_distance_m": 131.0,
   "start_elevation_m": 72.67630613456714,
   "end_elevation_m": 73.54150561512955,
   "min_gradient_pct": -3.6357678237029254
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 25.73456631597736,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 126.0,
   "end_distance_m": 131.0,
   "start_elevation_m": 72.25477729933068,
   "end_elevation_m": 73.54150561512955,
   "min_gradient_pct": -2.9066354605342326
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 23.039240364082758,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 79.0,
   "end_distance_m": 89.0,
   "start_elevation_m": 63.366928981391894,
   "end_elevation_m": 65.67085301780017,
   "min_gradient_pct": -1.8031268467397865
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 21.879583384467765,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 73.0,
   "end_distance_m": 93.0,
   "start_elevation_m": 62.129771702796205,
   "end_elevation_m": 66.50568837968976,
   "min_gradient_pct": -0.8862152599827766
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 21.323388330871467,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 71.0,
   "end_distance_m": 96.0,
   "start_elevation_m": 61.75579831661625,
   "end_elevation_m": 67.08664539933412,
   "min_gradient_pct": -0.48177427865289246
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 19.71589972870308,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 62.0,
   "end_distance_m": 112.0,
   "start_elevation_m": 60.26041224484045,
   "end_elevation_m": 70.11836210919199,
   "min_gradient_pct": 0.8991803009021737
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 18.96044205468297,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 31.0,
   "end_distance_m": 131.0,
   "start_elevation_m": 54.58106356044658,
   "end_elevation_m": 73.54150561512955,
   "min_gradient_pct": 2.09186093068719
  }
 ],
 "shape": {
  "ascent_concentration": 0.438,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 147.0,
  "shape_class": "sustained"
 },
 "length_m": 286.8263447475287,
 "start_elevation_m": 51.74497021018949,
 "end_elevation_m": 83.23562300109548,
 "endpoint_gain_m": 31.490652790905983,
 "overall_gradient_pct": 10.978995956115815,
 "accumulated_ascent_m": 31.87118638622826,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 25.73456631597736,
   "start_distance_m": 126.0,
   "end_distance_m": 131.0,
   "midpoint_distance_m": 128.5,
   "start_elevation_m": 72.25477729933068,
   "end_elevation_m": 73.54150561512955,
   "start_xy": [
    263479.65104602044,
    579825.5561544055
   ],
   "end_xy": [
    263477.74012105557,
    579830.1765835823
   ]
  },
  "max_10m": {
   "gradient_pct": 23.039240364082758,
   "start_distance_m": 79.0,
   "end_distance_m": 89.0,
   "midpoint_distance_m": 84.0,
   "start_elevation_m": 63.366928981391894,
   "end_elevation_m": 65.67085301780017,
   "start_xy": [
    263506.0642834449,
    579793.4423466491
   ],
   "end_xy": [
    263506.152628111,
    579803.3532956867
   ]
  },
  "max_20m": {
   "gradient_pct": 21.879583384467765,
   "start_distance_m": 73.0,
   "end_distance_m": 93.0,
   "midpoint_distance_m": 83.0,
   "start_elevation_m": 62.129771702796205,
   "end_elevation_m": 66.50568837968976,
   "start_xy": [
    263504.9682428302,
    579787.5433047803
   ],
   "end_xy": [
    263505.7826191892,
    579807.3361455956
   ]
  },
  "max_25m": {
   "gradient_pct": 21.323388330871467,
   "start_distance_m": 71.0,
   "end_distance_m": 96.0,
   "midpoint_distance_m": 83.5,
   "start_elevation_m": 61.75579831661625,
   "end_elevation_m": 67.08664539933412,
   "start_xy": [
    263504.6028959586,
    579785.5769574906
   ],
   "end_xy": [
    263504.95261705015,
    579809.9993146975
   ]
  },
  "max_50m": {
   "gradient_pct": 19.71589972870308,
   "start_distance_m": 62.0,
   "end_distance_m": 112.0,
   "midpoint_distance_m": 87.0,
   "start_elevation_m": 60.26041224484045,
   "end_elevation_m": 70.11836210919199,
   "start_xy": [
    263502.6487237766,
    579776.9466514896
   ],
   "end_xy": [
    263491.7721634991,
    579819.0699069708
   ]
  },
  "max_100m": {
   "gradient_pct": 18.96044205468297,
   "start_distance_m": 31.0,
   "end_distance_m": 131.0,
   "midpoint_distance_m": 81.0,
   "start_elevation_m": 54.58106356044658,
   "end_elevation_m": 73.54150561512955,
   "start_xy": [
    263474.4146125723,
    579765.5519718179
   ],
   "end_xy": [
    263477.74012105557,
    579830.1765835823
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -2.9066354605342326,
   "start_distance_m": 0.0,
   "end_distance_m": 5.0,
   "midpoint_distance_m": 2.5,
   "start_elevation_m": 51.74497021018949,
   "end_elevation_m": 51.59963843716278,
   "start_xy": [
    263449.045,
    579753.697
   ],
   "end_xy": [
    263451.3489086901,
    579758.1345674358
   ]
  },
  "min_10m": {
   "gradient_pct": -1.8031268467397865,
   "start_distance_m": 225.0,
   "end_distance_m": 235.0,
   "midpoint_distance_m": 230.0,
   "start_elevation_m": 78.7572176038325,
   "end_elevation_m": 78.57690491915852,
   "start_xy": [
    263546.38919688424,
    579885.3338942709
   ],
   "end_xy": [
    263556.17186319677,
    579886.4083170589
   ]
  },
  "min_20m": {
   "gradient_pct": -0.8862152599827766,
   "start_distance_m": 219.0,
   "end_distance_m": 239.0,
   "midpoint_distance_m": 229.0,
   "start_elevation_m": 78.74553344112115,
   "end_elevation_m": 78.5682903891246,
   "start_xy": [
    263540.90463951847,
    579882.9008651916
   ],
   "end_xy": [
    263560.0380817475,
    579886.539885927
   ]
  },
  "min_25m": {
   "gradient_pct": -0.48177427865289246,
   "start_distance_m": 214.0,
   "end_distance_m": 239.0,
   "midpoint_distance_m": 226.5,
   "start_elevation_m": 78.68873395878782,
   "end_elevation_m": 78.5682903891246,
   "start_xy": [
    263536.33417504694,
    579880.8733409587
   ],
   "end_xy": [
    263560.0380817475,
    579886.539885927
   ]
  },
  "min_50m": {
   "gradient_pct": 0.8991803009021737,
   "start_distance_m": 193.0,
   "end_distance_m": 243.0,
   "midpoint_distance_m": 218.0,
   "start_elevation_m": 78.17920936926419,
   "end_elevation_m": 78.62879951971527,
   "start_xy": [
    263517.13822426664,
    579872.3577391809
   ],
   "end_xy": [
    263559.1217879409,
    579890.4335224867
   ]
  },
  "min_100m": {
   "gradient_pct": 2.09186093068719,
   "start_distance_m": 153.0,
   "end_distance_m": 253.0,
   "midpoint_distance_m": 203.0,
   "start_elevation_m": 77.00830601393021,
   "end_elevation_m": 79.1001669446174,
   "start_xy": [
    263485.2705158343,
    579849.1890522521
   ],
   "end_xy": [
    263556.8310534244,
    579900.1676138863
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 33.05947179874238,
   "start_distance_m": 129.0,
   "end_distance_m": 131.0,
   "midpoint_distance_m": 130.0,
   "start_elevation_m": 72.8803161791547,
   "end_elevation_m": 73.54150561512955,
   "start_xy": [
    263478.50449104153,
    579828.3284119115
   ],
   "end_xy": [
    263477.74012105557,
    579830.1765835823
   ]
  },
  "max_3m": {
   "gradient_pct": 28.839982685413663,
   "start_distance_m": 128.0,
   "end_distance_m": 131.0,
   "midpoint_distance_m": 129.5,
   "start_elevation_m": 72.67630613456714,
   "end_elevation_m": 73.54150561512955,
   "start_xy": [
    263478.8866760345,
    579827.4043260762
   ],
   "end_xy": [
    263477.74012105557,
    579830.1765835823
   ]
  }
 },
 "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": 0.25,
   "obstruction_max_height_m": 25.83,
   "flagged_windows_m": [
    2,
    3,
    5,
    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/phase-3/dtm/NX67NW.tif"
  ],
  "calculated_at": "2026-09-04T22:23:25+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 Public Sector LiDAR Phase 3 50cm",
  "elevation_tile_ids": [
   "NX67NW"
  ],
  "climb_origin": "discovered",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "New Galloway",
  "county": "Dumfries and Galloway"
 }
}