{
 "ocl_version": "0.1.0",
 "name": "Fairview Avenue",
 "slug": "fairview-avenue-2-3",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 24.141787217754995,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 193.0,
   "end_distance_m": 195.0,
   "start_elevation_m": 186.60443754492002,
   "end_elevation_m": 187.08727328927512,
   "min_gradient_pct": -1.774838594624839
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 23.958157517463025,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 193.0,
   "end_distance_m": 196.0,
   "start_elevation_m": 186.60443754492002,
   "end_elevation_m": 187.3231822704439,
   "min_gradient_pct": -1.5365777573587518
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 23.820430513338806,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 192.0,
   "end_distance_m": 197.0,
   "start_elevation_m": 186.36920416381454,
   "end_elevation_m": 187.56022568948148,
   "min_gradient_pct": -1.068827657495035
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 23.565045342404574,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 188.0,
   "end_distance_m": 198.0,
   "start_elevation_m": 185.43127190086426,
   "end_elevation_m": 187.78777643510472,
   "min_gradient_pct": -0.7671428570299099
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 22.871042918670526,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 181.0,
   "end_distance_m": 201.0,
   "start_elevation_m": 183.87172720689497,
   "end_elevation_m": 188.44593579062908,
   "min_gradient_pct": 1.1211736035812692
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 22.542289573217204,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 180.0,
   "end_distance_m": 205.0,
   "start_elevation_m": 183.66122778489995,
   "end_elevation_m": 189.29680017820425,
   "min_gradient_pct": 1.522434508703327
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 20.04028687972186,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 161.0,
   "end_distance_m": 211.0,
   "start_elevation_m": 180.2327708876752,
   "end_elevation_m": 190.25291432753613,
   "min_gradient_pct": 2.2597422923535078
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 16.20143969373629,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 157.0,
   "end_distance_m": 257.0,
   "start_elevation_m": 179.7515881672161,
   "end_elevation_m": 195.9530278609524,
   "min_gradient_pct": 2.575454290878639
  }
 ],
 "shape": {
  "ascent_concentration": 0.384,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 208.0,
  "shape_class": "sustained"
 },
 "length_m": 1574.6316181883365,
 "start_elevation_m": 172.86485940399155,
 "end_elevation_m": 281.01680219799965,
 "endpoint_gain_m": 108.15194279400811,
 "overall_gradient_pct": 6.868396489995567,
 "accumulated_ascent_m": 108.28663220143576,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 23.820430513338806,
   "start_distance_m": 192.0,
   "end_distance_m": 197.0,
   "midpoint_distance_m": 194.5,
   "start_elevation_m": 186.36920416381454,
   "end_elevation_m": 187.56022568948148,
   "start_xy": [
    331687.7639138266,
    4569344.9520252
   ],
   "end_xy": [
    331687.6282127028,
    4569349.950183381
   ]
  },
  "max_10m": {
   "gradient_pct": 23.565045342404574,
   "start_distance_m": 188.0,
   "end_distance_m": 198.0,
   "midpoint_distance_m": 193.0,
   "start_elevation_m": 185.43127190086426,
   "end_elevation_m": 187.78777643510472,
   "start_xy": [
    331687.87247472565,
    4569340.953498655
   ],
   "end_xy": [
    331687.60107247805,
    4569350.949815018
   ]
  },
  "max_20m": {
   "gradient_pct": 22.871042918670526,
   "start_distance_m": 181.0,
   "end_distance_m": 201.0,
   "midpoint_distance_m": 191.0,
   "start_elevation_m": 183.87172720689497,
   "end_elevation_m": 188.44593579062908,
   "start_xy": [
    331688.13053889346,
    4569333.959447215
   ],
   "end_xy": [
    331687.51965180377,
    4569353.948709927
   ]
  },
  "max_25m": {
   "gradient_pct": 22.542289573217204,
   "start_distance_m": 180.0,
   "end_distance_m": 205.0,
   "midpoint_distance_m": 192.5,
   "start_elevation_m": 183.66122778489995,
   "end_elevation_m": 189.29680017820425,
   "start_xy": [
    331688.2022507989,
    4569332.962021828
   ],
   "end_xy": [
    331687.41109090473,
    4569357.947236472
   ]
  },
  "max_50m": {
   "gradient_pct": 20.04028687972186,
   "start_distance_m": 161.0,
   "end_distance_m": 211.0,
   "midpoint_distance_m": 186.0,
   "start_elevation_m": 180.2327708876752,
   "end_elevation_m": 190.25291432753613,
   "start_xy": [
    331689.2386622835,
    4569313.99333974
   ],
   "end_xy": [
    331687.1493305154,
    4569363.940921305
   ]
  },
  "max_100m": {
   "gradient_pct": 16.20143969373629,
   "start_distance_m": 157.0,
   "end_distance_m": 257.0,
   "midpoint_distance_m": 207.0,
   "start_elevation_m": 179.7515881672161,
   "end_elevation_m": 195.9530278609524,
   "start_xy": [
    331689.382861976,
    4569309.995939779
   ],
   "end_xy": [
    331698.6905234269,
    4569401.360387937
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -1.068827657495035,
   "start_distance_m": 2.0,
   "end_distance_m": 7.0,
   "midpoint_distance_m": 4.5,
   "start_elevation_m": 172.86144382295572,
   "end_elevation_m": 172.80800244008097,
   "start_xy": [
    331694.6261842238,
    4569155.084981628
   ],
   "end_xy": [
    331694.4666447833,
    4569160.082435696
   ]
  },
  "min_10m": {
   "gradient_pct": -0.7671428570299099,
   "start_distance_m": 0.0,
   "end_distance_m": 10.0,
   "midpoint_distance_m": 5.0,
   "start_elevation_m": 172.86485940399155,
   "end_elevation_m": 172.78814511828855,
   "start_xy": [
    331694.69,
    4569153.086
   ],
   "end_xy": [
    331694.37092111894,
    4569163.080908137
   ]
  },
  "min_20m": {
   "gradient_pct": 1.1211736035812692,
   "start_distance_m": 0.0,
   "end_distance_m": 20.0,
   "midpoint_distance_m": 10.0,
   "start_elevation_m": 172.86485940399155,
   "end_elevation_m": 173.0890941247078,
   "start_xy": [
    331694.69,
    4569153.086
   ],
   "end_xy": [
    331694.0518422379,
    4569173.075816275
   ]
  },
  "min_25m": {
   "gradient_pct": 1.522434508703327,
   "start_distance_m": 0.0,
   "end_distance_m": 25.0,
   "midpoint_distance_m": 12.5,
   "start_elevation_m": 172.86485940399155,
   "end_elevation_m": 173.24546803116738,
   "start_xy": [
    331694.69,
    4569153.086
   ],
   "end_xy": [
    331693.89230279735,
    4569178.073270342
   ]
  },
  "min_50m": {
   "gradient_pct": 2.2597422923535078,
   "start_distance_m": 0.0,
   "end_distance_m": 50.0,
   "midpoint_distance_m": 25.0,
   "start_elevation_m": 172.86485940399155,
   "end_elevation_m": 173.9947305501683,
   "start_xy": [
    331694.69,
    4569153.086
   ],
   "end_xy": [
    331693.09460559476,
    4569203.060540685
   ]
  },
  "min_100m": {
   "gradient_pct": 2.575454290878639,
   "start_distance_m": 653.0,
   "end_distance_m": 753.0,
   "midpoint_distance_m": 703.0,
   "start_elevation_m": 222.62592313225787,
   "end_elevation_m": 225.2013774231365,
   "start_xy": [
    331859.31112492376,
    4569484.707561704
   ],
   "end_xy": [
    331767.5120898696,
    4569522.65711405
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 24.141787217754995,
   "start_distance_m": 193.0,
   "end_distance_m": 195.0,
   "midpoint_distance_m": 194.0,
   "start_elevation_m": 186.60443754492002,
   "end_elevation_m": 187.08727328927512,
   "start_xy": [
    331687.73677360185,
    4569345.951656836
   ],
   "end_xy": [
    331687.68249315233,
    4569347.950920109
   ]
  },
  "max_3m": {
   "gradient_pct": 23.958157517463025,
   "start_distance_m": 193.0,
   "end_distance_m": 196.0,
   "midpoint_distance_m": 194.5,
   "start_elevation_m": 186.60443754492002,
   "end_elevation_m": 187.3231822704439,
   "start_xy": [
    331687.73677360185,
    4569345.951656836
   ],
   "end_xy": [
    331687.65535292757,
    4569348.9505517455
   ]
  }
 },
 "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": []
 },
 "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/pa/USGS_one_meter_x33y457_PA_South_Central_B2_2017.tif"
  ],
  "calculated_at": "2026-09-07T10:36:46+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "data/cache/pbf/pennsylvania-2026-09-07-batch-band3.osm.pbf",
  "osm_snapshot": "",
  "run_id": "pa-run4-260907",
  "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, PA_South_Central_B2_2017 (collected 2017)",
  "elevation_tile_ids": [
   "x33y457"
  ],
  "climb_origin": "discovered",
  "canopy_check": "unavailable \u2014 EPT corridor failed: NY_FEMAR2_Central_B1_2018: no corridor points fetched",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Williamsport",
  "county": "Pennsylvania"
 }
}