{
 "ocl_version": "0.1.0",
 "name": "Mc Donnell Street",
 "slug": "mc-donnell-street",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 20.07719074946479,
   "diagnostic": true,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 220.0,
   "end_distance_m": 222.0,
   "start_elevation_m": 112.77781725693028,
   "end_elevation_m": 113.17936107191957,
   "min_gradient_pct": -1.404474559644342,
   "suppressed_max_gradient_pct": 45.6971297931581,
   "suppressed_location_m": [
    249.0,
    251.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 19.91667289098918,
   "diagnostic": true,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 221.0,
   "end_distance_m": 224.0,
   "start_elevation_m": 112.97570546164604,
   "end_elevation_m": 113.57320564837572,
   "min_gradient_pct": -1.1963326320559038,
   "suppressed_max_gradient_pct": 45.75378096405226,
   "suppressed_location_m": [
    249.0,
    252.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 19.778054588751104,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 219.0,
   "end_distance_m": 224.0,
   "start_elevation_m": 112.58430291893816,
   "end_elevation_m": 113.57320564837572,
   "min_gradient_pct": -0.2264893809001478,
   "suppressed_max_gradient_pct": 38.529001407798376,
   "suppressed_location_m": [
    247.0,
    252.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 19.49466828033877,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 214.0,
   "end_distance_m": 224.0,
   "start_elevation_m": 111.62373882034184,
   "end_elevation_m": 113.57320564837572,
   "min_gradient_pct": 2.027797579902,
   "suppressed_max_gradient_pct": 28.308060077838633,
   "suppressed_location_m": [
    242.0,
    252.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 18.95128636215169,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 204.0,
   "end_distance_m": 224.0,
   "start_elevation_m": 109.78294837594538,
   "end_elevation_m": 113.57320564837572,
   "min_gradient_pct": 3.1645841277507003,
   "suppressed_max_gradient_pct": 24.040940376013396,
   "suppressed_location_m": [
    232.0,
    252.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 18.392030877331763,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 199.0,
   "end_distance_m": 224.0,
   "start_elevation_m": 108.97519792904278,
   "end_elevation_m": 113.57320564837572,
   "min_gradient_pct": 3.3993304007028655,
   "suppressed_max_gradient_pct": 22.974494571930904,
   "suppressed_location_m": [
    227.0,
    252.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 14.117111550628378,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 174.0,
   "end_distance_m": 224.0,
   "start_elevation_m": 106.51464987306153,
   "end_elevation_m": 113.57320564837572,
   "min_gradient_pct": 3.960968163475229,
   "suppressed_max_gradient_pct": 21.02841899646876,
   "suppressed_location_m": [
    202.0,
    252.0
   ]
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 11.482116527361226,
   "diagnostic": false,
   "flags": [
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 124.0,
   "end_distance_m": 224.0,
   "start_elevation_m": 102.09108912101449,
   "end_elevation_m": 113.57320564837572,
   "min_gradient_pct": 7.928986410622385,
   "suppressed_max_gradient_pct": 15.55823144494741,
   "suppressed_location_m": [
    152.0,
    252.0
   ]
  }
 ],
 "shape": {
  "ascent_concentration": 0.422,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 71.0,
  "shape_class": "sustained"
 },
 "length_m": 252.5982832164365,
 "start_elevation_m": 91.33514217398826,
 "end_elevation_m": 120.23610216126366,
 "endpoint_gain_m": 28.9009599872754,
 "overall_gradient_pct": 11.441471263884988,
 "accumulated_ascent_m": 28.936849966237077,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 19.778054588751104,
   "start_distance_m": 219.0,
   "end_distance_m": 224.0,
   "midpoint_distance_m": 221.5,
   "start_elevation_m": 112.58430291893816,
   "end_elevation_m": 113.57320564837572,
   "start_xy": [
    565574.1111131784,
    4755063.256128783
   ],
   "end_xy": [
    565577.4102149636,
    4755067.0132453
   ]
  },
  "max_10m": {
   "gradient_pct": 19.49466828033877,
   "start_distance_m": 214.0,
   "end_distance_m": 224.0,
   "midpoint_distance_m": 219.0,
   "start_elevation_m": 111.62373882034184,
   "end_elevation_m": 113.57320564837572,
   "start_xy": [
    565570.813072116,
    4755059.4980820585
   ],
   "end_xy": [
    565577.4102149636,
    4755067.0132453
   ]
  },
  "max_20m": {
   "gradient_pct": 18.95128636215169,
   "start_distance_m": 204.0,
   "end_distance_m": 224.0,
   "midpoint_distance_m": 214.0,
   "start_elevation_m": 109.78294837594538,
   "end_elevation_m": 113.57320564837572,
   "start_xy": [
    565564.2164242774,
    4755051.982483419
   ],
   "end_xy": [
    565577.4102149636,
    4755067.0132453
   ]
  },
  "max_25m": {
   "gradient_pct": 18.392030877331763,
   "start_distance_m": 199.0,
   "end_distance_m": 224.0,
   "midpoint_distance_m": 211.5,
   "start_elevation_m": 108.97519792904278,
   "end_elevation_m": 113.57320564837572,
   "start_xy": [
    565560.9183825912,
    4755048.224435923
   ],
   "end_xy": [
    565577.4102149636,
    4755067.0132453
   ]
  },
  "max_50m": {
   "gradient_pct": 14.117111550628378,
   "start_distance_m": 174.0,
   "end_distance_m": 224.0,
   "midpoint_distance_m": 199.0,
   "start_elevation_m": 106.51464987306153,
   "end_elevation_m": 113.57320564837572,
   "start_xy": [
    565542.9732024904,
    4755030.823195178
   ],
   "end_xy": [
    565577.4102149636,
    4755067.0132453
   ]
  },
  "max_100m": {
   "gradient_pct": 11.482116527361226,
   "start_distance_m": 124.0,
   "end_distance_m": 224.0,
   "midpoint_distance_m": 174.0,
   "start_elevation_m": 102.09108912101449,
   "end_elevation_m": 113.57320564837572,
   "start_xy": [
    565506.7240728325,
    4754996.392065207
   ],
   "end_xy": [
    565577.4102149636,
    4755067.0132453
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -0.2264893809001478,
   "start_distance_m": 0.0,
   "end_distance_m": 5.0,
   "midpoint_distance_m": 2.5,
   "start_elevation_m": 91.33514217398826,
   "end_elevation_m": 91.32381770494325,
   "start_xy": [
    565414.286,
    4754913.741
   ],
   "end_xy": [
    565418.0130425236,
    4754917.0740379635
   ]
  },
  "min_10m": {
   "gradient_pct": 2.027797579902,
   "start_distance_m": 0.0,
   "end_distance_m": 10.0,
   "midpoint_distance_m": 5.0,
   "start_elevation_m": 91.33514217398826,
   "end_elevation_m": 91.53792193197846,
   "start_xy": [
    565414.286,
    4754913.741
   ],
   "end_xy": [
    565421.741026082,
    4754920.4060233515
   ]
  },
  "min_20m": {
   "gradient_pct": 3.1645841277507003,
   "start_distance_m": 0.0,
   "end_distance_m": 20.0,
   "midpoint_distance_m": 10.0,
   "start_elevation_m": 91.33514217398826,
   "end_elevation_m": 91.9680589995384,
   "start_xy": [
    565414.286,
    4754913.741
   ],
   "end_xy": [
    565429.1951115329,
    4754927.072099572
   ]
  },
  "min_25m": {
   "gradient_pct": 3.3993304007028655,
   "start_distance_m": 0.0,
   "end_distance_m": 25.0,
   "midpoint_distance_m": 12.5,
   "start_elevation_m": 91.33514217398826,
   "end_elevation_m": 92.18497477416398,
   "start_xy": [
    565414.286,
    4754913.741
   ],
   "end_xy": [
    565432.922598384,
    4754930.404640915
   ]
  },
  "min_50m": {
   "gradient_pct": 3.960968163475229,
   "start_distance_m": 0.0,
   "end_distance_m": 50.0,
   "midpoint_distance_m": 25.0,
   "start_elevation_m": 91.33514217398826,
   "end_elevation_m": 93.31562625572587,
   "start_xy": [
    565414.286,
    4754913.741
   ],
   "end_xy": [
    565451.5592523481,
    4754947.068225625
   ]
  },
  "min_100m": {
   "gradient_pct": 7.928986410622385,
   "start_distance_m": 0.0,
   "end_distance_m": 100.0,
   "midpoint_distance_m": 50.0,
   "start_elevation_m": 91.33514217398826,
   "end_elevation_m": 99.26412858461065,
   "start_xy": [
    565414.286,
    4754913.741
   ],
   "end_xy": [
    565488.8329505754,
    4754980.394955875
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 20.07719074946479,
   "start_distance_m": 220.0,
   "end_distance_m": 222.0,
   "midpoint_distance_m": 221.0,
   "start_elevation_m": 112.77781725693028,
   "end_elevation_m": 113.17936107191957,
   "start_xy": [
    565574.7712447038,
    4755064.007278814
   ],
   "end_xy": [
    565576.0904475562,
    4755065.510509943
   ]
  },
  "max_3m": {
   "gradient_pct": 19.91667289098918,
   "start_distance_m": 221.0,
   "end_distance_m": 224.0,
   "midpoint_distance_m": 222.5,
   "start_elevation_m": 112.97570546164604,
   "end_elevation_m": 113.57320564837572,
   "start_xy": [
    565575.4308806855,
    4755064.7588640535
   ],
   "end_xy": [
    565577.4102149636,
    4755067.0132453
   ]
  }
 },
 "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": {
  "texture_suppression": {
   "masked_fraction": 0.111,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0,
    50.0,
    100.0
   ],
   "windows_unresolved": []
  },
  "texture_windows": {
   "rounds": 1,
   "windows_masked": [
    {
     "window_m": 25.0,
     "start_m": 227.0,
     "end_m": 252.0,
     "raw_pct": 22.97,
     "reason": "edge-step"
    },
    {
     "window_m": 20.0,
     "start_m": 232.0,
     "end_m": 252.0,
     "raw_pct": 24.04,
     "reason": "edge-step"
    }
   ],
   "advisory": [],
   "unresolved": []
  },
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.134,
   "obstruction_max_height_m": 19.51,
   "flagged_windows_m": [
    100
   ]
  },
  "excluded_ranges_m": [
   [
    225.0,
    252.0
   ]
  ],
  "review": [],
  "extent": [
   "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:26918",
  "elevation_resolution_m": 1.0,
  "elevation_tiles": [
   "data/cache/usa/ny/USGS_1M_18_x56y476_NY_FEMAR2_Central_2018_D19.tif"
  ],
  "calculated_at": "2026-09-11T23:01:13+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "output/texture-us-ny/batch-usa-rchunk05.pbf",
  "osm_snapshot": "",
  "run_id": "texture-us-ny-260911",
  "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": [
   "x56y476"
  ],
  "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_2_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": "Amsterdam",
  "county": "New York"
 }
}