{
 "ocl_version": "0.1.0",
 "name": "Discovered lane (47.0728, -68.6351)",
 "slug": "discovered-lane-47-0728-68-6351",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 27.206614012987984,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 1531.0,
   "end_distance_m": 1533.0,
   "start_elevation_m": 349.34509755209655,
   "end_elevation_m": 349.8892298323563,
   "min_gradient_pct": -16.21631012991429
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 25.512460828995625,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 1530.0,
   "end_distance_m": 1533.0,
   "start_elevation_m": 349.12385600748644,
   "end_elevation_m": 349.8892298323563,
   "min_gradient_pct": -15.807139788220562
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 23.22902826228983,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1611.0,
   "end_distance_m": 1616.0,
   "start_elevation_m": 364.8326448493698,
   "end_elevation_m": 365.9940962624843,
   "min_gradient_pct": -14.839045588163344
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 22.773520016340854,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1606.0,
   "end_distance_m": 1616.0,
   "start_elevation_m": 363.7167442608502,
   "end_elevation_m": 365.9940962624843,
   "min_gradient_pct": -13.705434178427254
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 21.87134508165144,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1598.0,
   "end_distance_m": 1618.0,
   "start_elevation_m": 362.02245129714447,
   "end_elevation_m": 366.39672031347476,
   "min_gradient_pct": -13.303064851417332
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 21.51688284260672,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1592.0,
   "end_distance_m": 1617.0,
   "start_elevation_m": 360.82012135829683,
   "end_elevation_m": 366.1993420689485,
   "min_gradient_pct": -13.169347769763363
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 21.081101855422162,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1566.0,
   "end_distance_m": 1616.0,
   "start_elevation_m": 355.4535453347732,
   "end_elevation_m": 365.9940962624843,
   "min_gradient_pct": -10.581240780982625
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 19.07052733785963,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1526.0,
   "end_distance_m": 1626.0,
   "start_elevation_m": 348.6276678300028,
   "end_elevation_m": 367.6981951678624,
   "min_gradient_pct": -5.449161681103192
  }
 ],
 "shape": {
  "ascent_concentration": 0.394,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 117.0,
  "shape_class": "sustained"
 },
 "length_m": 1706.772081832583,
 "start_elevation_m": 293.7323671045651,
 "end_elevation_m": 372.36967597841135,
 "endpoint_gain_m": 78.63730887384622,
 "overall_gradient_pct": 4.6073702347774725,
 "accumulated_ascent_m": 87.43726262369762,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 23.22902826228983,
   "start_distance_m": 1611.0,
   "end_distance_m": 1616.0,
   "midpoint_distance_m": 1613.5,
   "start_elevation_m": 364.8326448493698,
   "end_elevation_m": 365.9940962624843,
   "start_xy": [
    527669.1817006755,
    5213355.129753506
   ],
   "end_xy": [
    527665.6536755031,
    5213358.672778821
   ]
  },
  "max_10m": {
   "gradient_pct": 22.773520016340854,
   "start_distance_m": 1606.0,
   "end_distance_m": 1616.0,
   "midpoint_distance_m": 1611.0,
   "start_elevation_m": 363.7167442608502,
   "end_elevation_m": 365.9940962624843,
   "start_xy": [
    527672.7095436105,
    5213351.586546147
   ],
   "end_xy": [
    527665.6536755031,
    5213358.672778821
   ]
  },
  "max_20m": {
   "gradient_pct": 21.87134508165144,
   "start_distance_m": 1598.0,
   "end_distance_m": 1618.0,
   "midpoint_distance_m": 1608.0,
   "start_elevation_m": 362.02245129714447,
   "end_elevation_m": 366.39672031347476,
   "start_xy": [
    527678.354385116,
    5213345.917705316
   ],
   "end_xy": [
    527664.2426015968,
    5213360.090124744
   ]
  },
  "max_25m": {
   "gradient_pct": 21.51688284260672,
   "start_distance_m": 1592.0,
   "end_distance_m": 1617.0,
   "midpoint_distance_m": 1604.5,
   "start_elevation_m": 360.82012135829683,
   "end_elevation_m": 366.1993420689485,
   "start_xy": [
    527682.5876973534,
    5213341.665756846
   ],
   "end_xy": [
    527664.9483891455,
    5213359.381701268
   ]
  },
  "max_50m": {
   "gradient_pct": 21.081101855422162,
   "start_distance_m": 1566.0,
   "end_distance_m": 1616.0,
   "midpoint_distance_m": 1591.0,
   "start_elevation_m": 355.4535453347732,
   "end_elevation_m": 365.9940962624843,
   "start_xy": [
    527701.9421570001,
    5213324.305798175
   ],
   "end_xy": [
    527665.6536755031,
    5213358.672778821
   ]
  },
  "max_100m": {
   "gradient_pct": 19.07052733785963,
   "start_distance_m": 1526.0,
   "end_distance_m": 1626.0,
   "midpoint_distance_m": 1576.0,
   "start_elevation_m": 348.6276678300028,
   "end_elevation_m": 367.6981951678624,
   "start_xy": [
    527728.6496705038,
    5213295.209604731
   ],
   "end_xy": [
    527658.3385995434,
    5213365.462401334
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -14.839045588163344,
   "start_distance_m": 1411.0,
   "end_distance_m": 1416.0,
   "midpoint_distance_m": 1413.5,
   "start_elevation_m": 351.331295529192,
   "end_elevation_m": 350.58934324978384,
   "start_xy": [
    527697.8261274645,
    5213185.669464769
   ],
   "end_xy": [
    527700.3281148094,
    5213189.99844285
   ]
  },
  "min_10m": {
   "gradient_pct": -13.705434178427254,
   "start_distance_m": 1411.0,
   "end_distance_m": 1421.0,
   "midpoint_distance_m": 1416.0,
   "start_elevation_m": 351.331295529192,
   "end_elevation_m": 349.9607521113493,
   "start_xy": [
    527697.8261274645,
    5213185.669464769
   ],
   "end_xy": [
    527702.7704397389,
    5213194.358796659
   ]
  },
  "min_20m": {
   "gradient_pct": -13.303064851417332,
   "start_distance_m": 1411.0,
   "end_distance_m": 1431.0,
   "midpoint_distance_m": 1421.0,
   "start_elevation_m": 351.331295529192,
   "end_elevation_m": 348.67068255890854,
   "start_xy": [
    527697.8261274645,
    5213185.669464769
   ],
   "end_xy": [
    527706.7194053185,
    5213203.546051867
   ]
  },
  "min_25m": {
   "gradient_pct": -13.169347769763363,
   "start_distance_m": 1410.0,
   "end_distance_m": 1435.0,
   "midpoint_distance_m": 1422.5,
   "start_elevation_m": 351.45559172143396,
   "end_elevation_m": 348.1632547789931,
   "start_xy": [
    527697.3261164641,
    5213184.803445716
   ],
   "end_xy": [
    527708.1660312341,
    5213207.273303754
   ]
  },
  "min_50m": {
   "gradient_pct": -10.581240780982625,
   "start_distance_m": 1406.0,
   "end_distance_m": 1456.0,
   "midpoint_distance_m": 1431.0,
   "start_elevation_m": 351.80539667501915,
   "end_elevation_m": 346.51477628452784,
   "start_xy": [
    527695.3243906383,
    5213181.340341901
   ],
   "end_xy": [
    527714.5618943834,
    5213227.248875661
   ]
  },
  "min_100m": {
   "gradient_pct": -5.449161681103192,
   "start_distance_m": 1393.0,
   "end_distance_m": 1493.0,
   "midpoint_distance_m": 1443.0,
   "start_elevation_m": 351.36332669903305,
   "end_elevation_m": 345.91416501792986,
   "start_xy": [
    527703.8525555634,
    5213173.036858011
   ],
   "end_xy": [
    527722.8858795038,
    5213263.285805851
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 27.206614012987984,
   "start_distance_m": 1531.0,
   "end_distance_m": 1533.0,
   "midpoint_distance_m": 1532.0,
   "start_elevation_m": 349.34509755209655,
   "end_elevation_m": 349.8892298323563,
   "start_xy": [
    527726.6277010327,
    5213299.739808563
   ],
   "end_xy": [
    527725.6408796223,
    5213301.477642897
   ]
  },
  "max_3m": {
   "gradient_pct": 25.512460828995625,
   "start_distance_m": 1530.0,
   "end_distance_m": 1533.0,
   "midpoint_distance_m": 1531.5,
   "start_elevation_m": 349.12385600748644,
   "end_elevation_m": 349.8892298323563,
   "start_xy": [
    527727.1058521522,
    5213298.861530984
   ],
   "end_xy": [
    527725.6408796223,
    5213301.477642897
   ]
  }
 },
 "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:26919",
  "elevation_resolution_m": 1.0,
  "elevation_tiles": [
   "data/cache/usa/me/USGS_1M_19_x52y522_ME_CrownofMaine_2018_A18.tif"
  ],
  "calculated_at": "2026-09-03T15:43:30+00:00",
  "road_source": "/mnt/HC_Volume_106727764/site-corpus-fresh/us/discovered-lane-47-0728-68-6351/discovered-lane-47-0728-68-6351.geojson",
  "run_id": "canopy-all-260903",
  "elevation_provider": "USGS 3DEP (The National Map)",
  "elevation_licence": "Public domain \u2014 USGS 3DEP 1 m DEM, courtesy of the U.S. Geological Survey",
  "elevation_dataset": "USGS 3DEP 1 m DEM, ME_CrownofMaine_2018_A18 (collected 2018)",
  "elevation_tile_ids": [
   "x52y522"
  ],
  "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.html"
 },
 "area": {
  "place": "Eagle Lake",
  "county": "Maine"
 }
}