{
 "ocl_version": "0.1.0",
 "name": "Esto Lane",
 "slug": "esto-lane",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 26.171945427037713,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 1394.0,
   "end_distance_m": 1396.0,
   "start_elevation_m": 349.64777240615854,
   "end_elevation_m": 350.1712113146993,
   "min_gradient_pct": -8.888038405058296
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 26.173165875690074,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 1393.0,
   "end_distance_m": 1396.0,
   "start_elevation_m": 349.3860163384286,
   "end_elevation_m": 350.1712113146993,
   "min_gradient_pct": -8.736617393062337
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 25.678827077138067,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1392.0,
   "end_distance_m": 1397.0,
   "start_elevation_m": 349.13587524302187,
   "end_elevation_m": 350.4198165968788,
   "min_gradient_pct": -8.047871159336637
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 24.575168640397465,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1388.0,
   "end_distance_m": 1398.0,
   "start_elevation_m": 348.2010172921966,
   "end_elevation_m": 350.6585341562363,
   "min_gradient_pct": -6.1940042649564475
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 23.381941899355922,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1443.0,
   "end_distance_m": 1463.0,
   "start_elevation_m": 360.4829083300054,
   "end_elevation_m": 365.15929670987657,
   "min_gradient_pct": -4.291720245330453
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 23.253972937075787,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1439.0,
   "end_distance_m": 1464.0,
   "start_elevation_m": 359.57256058448405,
   "end_elevation_m": 365.386053818753,
   "min_gradient_pct": -3.608701246309465
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 22.584344199459792,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1414.0,
   "end_distance_m": 1464.0,
   "start_elevation_m": 354.0938817190231,
   "end_elevation_m": 365.386053818753,
   "min_gradient_pct": -2.4166942542503875
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 22.437648994573866,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1386.0,
   "end_distance_m": 1486.0,
   "start_elevation_m": 347.75492376848507,
   "end_elevation_m": 370.19257276305893,
   "min_gradient_pct": 0.3714467668450254
  }
 ],
 "shape": {
  "ascent_concentration": 0.44,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 840.0,
  "shape_class": "sustained"
 },
 "length_m": 1716.3883308744155,
 "start_elevation_m": 207.60843815795062,
 "end_elevation_m": 398.6912558637846,
 "endpoint_gain_m": 191.08281770583397,
 "overall_gradient_pct": 11.13284297432194,
 "accumulated_ascent_m": 192.94291650397238,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 25.678827077138067,
   "start_distance_m": 1392.0,
   "end_distance_m": 1397.0,
   "midpoint_distance_m": 1394.5,
   "start_elevation_m": 349.13587524302187,
   "end_elevation_m": 350.4198165968788,
   "start_xy": [
    538432.1093856709,
    4554648.218156183
   ],
   "end_xy": [
    538436.5955893779,
    4554646.010447801
   ]
  },
  "max_10m": {
   "gradient_pct": 24.575168640397465,
   "start_distance_m": 1388.0,
   "end_distance_m": 1398.0,
   "midpoint_distance_m": 1393.0,
   "start_elevation_m": 348.2010172921966,
   "end_elevation_m": 350.6585341562363,
   "start_xy": [
    538428.5204227052,
    4554649.984322889
   ],
   "end_xy": [
    538437.4928301193,
    4554645.568906125
   ]
  },
  "max_20m": {
   "gradient_pct": 23.381941899355922,
   "start_distance_m": 1443.0,
   "end_distance_m": 1463.0,
   "midpoint_distance_m": 1453.0,
   "start_elevation_m": 360.4829083300054,
   "end_elevation_m": 365.15929670987657,
   "start_xy": [
    538452.8278195336,
    4554603.849537628
   ],
   "end_xy": [
    538459.1807872974,
    4554585.04022219
   ]
  },
  "max_25m": {
   "gradient_pct": 23.253972937075787,
   "start_distance_m": 1439.0,
   "end_distance_m": 1464.0,
   "midpoint_distance_m": 1451.5,
   "start_elevation_m": 359.57256058448405,
   "end_elevation_m": 365.386053818753,
   "start_xy": [
    538451.7781336649,
    4554607.70935104
   ],
   "end_xy": [
    538459.7197219086,
    4554584.197874587
   ]
  },
  "max_50m": {
   "gradient_pct": 22.584344199459792,
   "start_distance_m": 1414.0,
   "end_distance_m": 1464.0,
   "midpoint_distance_m": 1439.0,
   "start_elevation_m": 354.0938817190231,
   "end_elevation_m": 365.386053818753,
   "start_xy": [
    538445.2175969848,
    4554631.833184866
   ],
   "end_xy": [
    538459.7197219086,
    4554584.197874587
   ]
  },
  "max_100m": {
   "gradient_pct": 22.437648994573866,
   "start_distance_m": 1386.0,
   "end_distance_m": 1486.0,
   "midpoint_distance_m": 1436.0,
   "start_elevation_m": 347.75492376848507,
   "end_elevation_m": 370.19257276305893,
   "start_xy": [
    538426.7259412224,
    4554650.867406242
   ],
   "end_xy": [
    538475.7792338015,
    4554569.904675274
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -8.047871159336637,
   "start_distance_m": 1704.0,
   "end_distance_m": 1709.0,
   "midpoint_distance_m": 1706.5,
   "start_elevation_m": 399.281704694211,
   "end_elevation_m": 398.87931113624416,
   "start_xy": [
    538576.8621206552,
    4554721.995598005
   ],
   "end_xy": [
    538578.1544171629,
    4554726.825708742
   ]
  },
  "min_10m": {
   "gradient_pct": -6.1940042649564475,
   "start_distance_m": 1701.0,
   "end_distance_m": 1711.0,
   "midpoint_distance_m": 1706.0,
   "start_elevation_m": 399.41548684815723,
   "end_elevation_m": 398.7960864216616,
   "start_xy": [
    538576.0867427507,
    4554719.097531563
   ],
   "end_xy": [
    538578.6713357659,
    4554728.757753038
   ]
  },
  "min_20m": {
   "gradient_pct": -4.291720245330453,
   "start_distance_m": 1694.0,
   "end_distance_m": 1714.0,
   "midpoint_distance_m": 1704.0,
   "start_elevation_m": 399.5529131956622,
   "end_elevation_m": 398.6945691465961,
   "start_xy": [
    538574.2775276401,
    4554712.33537653
   ],
   "end_xy": [
    538579.4467136704,
    4554731.65581948
   ]
  },
  "min_25m": {
   "gradient_pct": -3.608701246309465,
   "start_distance_m": 1690.0,
   "end_distance_m": 1715.0,
   "midpoint_distance_m": 1702.5,
   "start_elevation_m": 399.5778497696717,
   "end_elevation_m": 398.6756744580943,
   "start_xy": [
    538573.243690434,
    4554708.471287941
   ],
   "end_xy": [
    538579.7051729719,
    4554732.621841628
   ]
  },
  "min_50m": {
   "gradient_pct": -2.4166942542503875,
   "start_distance_m": 1666.0,
   "end_distance_m": 1716.0,
   "midpoint_distance_m": 1691.0,
   "start_elevation_m": 399.8903442146277,
   "end_elevation_m": 398.6819970875025,
   "start_xy": [
    538568.8365012071,
    4554684.97430768
   ],
   "end_xy": [
    538579.9636322735,
    4554733.587863775
   ]
  },
  "min_100m": {
   "gradient_pct": 0.3714467668450254,
   "start_distance_m": 325.0,
   "end_distance_m": 425.0,
   "midpoint_distance_m": 375.0,
   "start_elevation_m": 227.71695089662313,
   "end_elevation_m": 228.08839766346816,
   "start_xy": [
    538180.8638016165,
    4554975.877053074
   ],
   "end_xy": [
    538140.1534818446,
    4554884.567889662
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 26.171945427037713,
   "start_distance_m": 1394.0,
   "end_distance_m": 1396.0,
   "midpoint_distance_m": 1395.0,
   "start_elevation_m": 349.64777240615854,
   "end_elevation_m": 350.1712113146993,
   "start_xy": [
    538433.9038671537,
    4554647.33507283
   ],
   "end_xy": [
    538435.6983486365,
    4554646.4519894775
   ]
  },
  "max_3m": {
   "gradient_pct": 26.173165875690074,
   "start_distance_m": 1393.0,
   "end_distance_m": 1396.0,
   "midpoint_distance_m": 1394.5,
   "start_elevation_m": 349.3860163384286,
   "end_elevation_m": 350.1712113146993,
   "start_xy": [
    538433.0066264123,
    4554647.776614507
   ],
   "end_xy": [
    538435.6983486365,
    4554646.4519894775
   ]
  }
 },
 "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": 0.102,
   "obstruction_max_height_m": 27.54,
   "flagged_windows_m": []
  },
  "review": [],
  "extent": [
   "descends_at_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:26918",
  "elevation_resolution_m": 1.0,
  "elevation_tiles": [
   "data/cache/usa/nj/USGS_1M_18_x53y456_NJ_NW_New_Jersey_6_County_Lidar_2017_B17.tif"
  ],
  "calculated_at": "2026-09-06T01:50:11+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "data/cache/pbf/new-jersey-2026-09-06.osm.pbf",
  "osm_snapshot": "2026-09-04T20:21:21Z",
  "run_id": "nj-run2-260906",
  "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, NJ_NW_New_Jersey_6_County_Lidar_2017_B17 (collected 2017)",
  "elevation_tile_ids": [
   "x53y456"
  ],
  "climb_origin": "discovered",
  "canopy_source": {
   "kind": "ept_corridor_max_return",
   "ept_source": "https://s3-us-west-2.amazonaws.com/usgs-lidar-public/NJ_NW6Co_2017",
   "ept_crs": "EPSG:3857",
   "station_coverage": 0.999,
   "cell_ground_m": 1.0,
   "nodes_failed": 0
  },
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Hardyston",
  "county": "New Jersey"
 }
}