{
 "ocl_version": "0.1.0",
 "name": "Bailor Road",
 "slug": "bailor-road-4",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 25.30761904232577,
   "diagnostic": true,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 299.0,
   "end_distance_m": 301.0,
   "start_elevation_m": 519.2570982010717,
   "end_elevation_m": 519.7632505819182,
   "min_gradient_pct": -12.619414141471452
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 24.607278096217062,
   "diagnostic": true,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 299.0,
   "end_distance_m": 302.0,
   "start_elevation_m": 519.2570982010717,
   "end_elevation_m": 519.9953165439582,
   "min_gradient_pct": -12.205301075607622
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 24.017872225635983,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 299.0,
   "end_distance_m": 304.0,
   "start_elevation_m": 519.2570982010717,
   "end_elevation_m": 520.4579918123535,
   "min_gradient_pct": -11.637416080304774
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 23.415269810841437,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 298.0,
   "end_distance_m": 308.0,
   "start_elevation_m": 519.0268628416655,
   "end_elevation_m": 521.3683898227497,
   "min_gradient_pct": -11.047086913994235
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 23.359335576926128,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 298.0,
   "end_distance_m": 318.0,
   "start_elevation_m": 519.0268628416655,
   "end_elevation_m": 523.6987299570508,
   "min_gradient_pct": -10.500641388692316
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 23.034357026924226,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 298.0,
   "end_distance_m": 323.0,
   "start_elevation_m": 519.0268628416655,
   "end_elevation_m": 524.7854520983966,
   "min_gradient_pct": -10.061843215636145
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 22.10470272772136,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 286.0,
   "end_distance_m": 336.0,
   "start_elevation_m": 516.4941417830858,
   "end_elevation_m": 527.5464931469464,
   "min_gradient_pct": -7.575948069874357
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 20.30789761136225,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 276.0,
   "end_distance_m": 376.0,
   "start_elevation_m": 514.6582006660881,
   "end_elevation_m": 534.9660982774503,
   "min_gradient_pct": -4.118942214365006
  }
 ],
 "shape": {
  "ascent_concentration": 0.629,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 256.0,
  "shape_class": "stepped"
 },
 "length_m": 977.0683524895101,
 "start_elevation_m": 492.71255111693245,
 "end_elevation_m": 549.2446151336616,
 "endpoint_gain_m": 56.53206401672912,
 "overall_gradient_pct": 5.785886307000826,
 "accumulated_ascent_m": 65.9782525772141,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 24.017872225635983,
   "start_distance_m": 299.0,
   "end_distance_m": 304.0,
   "midpoint_distance_m": 301.5,
   "start_elevation_m": 519.2570982010717,
   "end_elevation_m": 520.4579918123535,
   "start_xy": [
    392390.736693966,
    4691456.00308363
   ],
   "end_xy": [
    392385.73711279716,
    4691455.938367822
   ]
  },
  "max_10m": {
   "gradient_pct": 23.415269810841437,
   "start_distance_m": 298.0,
   "end_distance_m": 308.0,
   "midpoint_distance_m": 303.0,
   "start_elevation_m": 519.0268628416655,
   "end_elevation_m": 521.3683898227497,
   "start_xy": [
    392391.7366101998,
    4691456.016026792
   ],
   "end_xy": [
    392381.73744786205,
    4691455.8865951765
   ]
  },
  "max_20m": {
   "gradient_pct": 23.359335576926128,
   "start_distance_m": 298.0,
   "end_distance_m": 318.0,
   "midpoint_distance_m": 308.0,
   "start_elevation_m": 519.0268628416655,
   "end_elevation_m": 523.6987299570508,
   "start_xy": [
    392391.7366101998,
    4691456.016026792
   ],
   "end_xy": [
    392371.7382855243,
    4691455.757163561
   ]
  },
  "max_25m": {
   "gradient_pct": 23.034357026924226,
   "start_distance_m": 298.0,
   "end_distance_m": 323.0,
   "midpoint_distance_m": 310.5,
   "start_elevation_m": 519.0268628416655,
   "end_elevation_m": 524.7854520983966,
   "start_xy": [
    392391.7366101998,
    4691456.016026792
   ],
   "end_xy": [
    392366.7385563056,
    4691455.738314543
   ]
  },
  "max_50m": {
   "gradient_pct": 22.10470272772136,
   "start_distance_m": 286.0,
   "end_distance_m": 336.0,
   "midpoint_distance_m": 311.0,
   "start_elevation_m": 516.4941417830858,
   "end_elevation_m": 527.5464931469464,
   "start_xy": [
    392403.7356050051,
    4691456.171344731
   ],
   "end_xy": [
    392353.7388299083,
    4691455.822656679
   ]
  },
  "max_100m": {
   "gradient_pct": 20.30789761136225,
   "start_distance_m": 276.0,
   "end_distance_m": 376.0,
   "midpoint_distance_m": 326.0,
   "start_elevation_m": 514.6582006660881,
   "end_elevation_m": 534.9660982774503,
   "start_xy": [
    392413.73476734286,
    4691456.300776347
   ],
   "end_xy": [
    392313.73967176286,
    4691456.082170946
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -11.637416080304774,
   "start_distance_m": 548.0,
   "end_distance_m": 553.0,
   "midpoint_distance_m": 550.5,
   "start_elevation_m": 549.5095215611312,
   "end_elevation_m": 548.927650757116,
   "start_xy": [
    392141.8416332604,
    4691461.230079597
   ],
   "end_xy": [
    392136.8424220238,
    4691461.318888444
   ]
  },
  "min_10m": {
   "gradient_pct": -11.047086913994235,
   "start_distance_m": 548.0,
   "end_distance_m": 558.0,
   "midpoint_distance_m": 553.0,
   "start_elevation_m": 549.5095215611312,
   "end_elevation_m": 548.4048128697318,
   "start_xy": [
    392141.8416332604,
    4691461.230079597
   ],
   "end_xy": [
    392131.84321078716,
    4691461.407697293
   ]
  },
  "min_20m": {
   "gradient_pct": -10.500641388692316,
   "start_distance_m": 543.0,
   "end_distance_m": 563.0,
   "midpoint_distance_m": 553.0,
   "start_elevation_m": 549.991380272168,
   "end_elevation_m": 547.8912519944296,
   "start_xy": [
    392146.8409224075,
    4691461.146750093
   ],
   "end_xy": [
    392126.8439995505,
    4691461.496506141
   ]
  },
  "min_25m": {
   "gradient_pct": -10.061843215636145,
   "start_distance_m": 541.0,
   "end_distance_m": 566.0,
   "midpoint_distance_m": 553.5,
   "start_elevation_m": 550.1539709221693,
   "end_elevation_m": 547.6385101182602,
   "start_xy": [
    392148.84080849035,
    4691461.125404
   ],
   "end_xy": [
    392123.84447280853,
    4691461.54979145
   ]
  },
  "min_50m": {
   "gradient_pct": -7.575948069874357,
   "start_distance_m": 532.0,
   "end_distance_m": 582.0,
   "midpoint_distance_m": 557.0,
   "start_elevation_m": 550.6475293880303,
   "end_elevation_m": 546.8595553530931,
   "start_xy": [
    392157.8402958631,
    4691461.029346581
   ],
   "end_xy": [
    392107.8469968513,
    4691461.833979763
   ]
  },
  "min_100m": {
   "gradient_pct": -4.118942214365006,
   "start_distance_m": 516.0,
   "end_distance_m": 616.0,
   "midpoint_distance_m": 566.0,
   "start_elevation_m": 550.7861062267561,
   "end_elevation_m": 546.6671640123911,
   "start_xy": [
    392173.8393845257,
    4691460.8585778335
   ],
   "end_xy": [
    392073.85236044216,
    4691462.437879929
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 25.30761904232577,
   "start_distance_m": 299.0,
   "end_distance_m": 301.0,
   "midpoint_distance_m": 300.0,
   "start_elevation_m": 519.2570982010717,
   "end_elevation_m": 519.7632505819182,
   "start_xy": [
    392390.736693966,
    4691456.00308363
   ],
   "end_xy": [
    392388.7368614985,
    4691455.977197307
   ]
  },
  "max_3m": {
   "gradient_pct": 24.607278096217062,
   "start_distance_m": 299.0,
   "end_distance_m": 302.0,
   "midpoint_distance_m": 300.5,
   "start_elevation_m": 519.2570982010717,
   "end_elevation_m": 519.9953165439582,
   "start_xy": [
    392390.736693966,
    4691456.00308363
   ],
   "end_xy": [
    392387.7369452647,
    4691455.9642541455
   ]
  }
 },
 "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": 0.541,
   "obstruction_max_height_m": 27.43,
   "flagged_windows_m": [
    2,
    3,
    5,
    10,
    20,
    25,
    50,
    100
   ]
  },
  "review": [],
  "extent": []
 },
 "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/ny/USGS_1M_18_x39y470_NY_FEMAR2_Central_2018_D19.tif"
  ],
  "calculated_at": "2026-09-06T11:44:24+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "data/cache/pbf/new-york-2026-09-06-batch-band1.osm.pbf",
  "osm_snapshot": "",
  "run_id": "ny-run3-260906",
  "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, NY_FEMAR2_Central_2018_D19 (collected 2018)",
  "elevation_tile_ids": [
   "x39y470"
  ],
  "climb_origin": "discovered",
  "canopy_source": {
   "kind": "ept_corridor_max_return",
   "ept_source": "https://s3-us-west-2.amazonaws.com/usgs-lidar-public/NY_FEMAR2_Central_5_2018",
   "ept_crs": "EPSG:3857",
   "station_coverage": 1.0,
   "cell_ground_m": 1.0,
   "nodes_failed": 0
  },
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Caroline",
  "county": "New York"
 }
}