{
 "ocl_version": "0.1.0",
 "name": "King Avenue",
 "slug": "king-avenue-2",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 27.14420572324343,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 73.0,
   "end_distance_m": 75.0,
   "start_elevation_m": 340.61080110207786,
   "end_elevation_m": 341.1536852165427,
   "min_gradient_pct": -12.397532329956107
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 27.023053422324967,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 73.0,
   "end_distance_m": 76.0,
   "start_elevation_m": 340.61080110207786,
   "end_elevation_m": 341.4214927047476,
   "min_gradient_pct": -11.988869426740697
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 26.650008557541014,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 70.0,
   "end_distance_m": 75.0,
   "start_elevation_m": 339.8211847886657,
   "end_elevation_m": 341.1536852165427,
   "min_gradient_pct": -11.515455637878631
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 25.882302312456318,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 68.0,
   "end_distance_m": 78.0,
   "start_elevation_m": 339.3178289817195,
   "end_elevation_m": 341.90605921296515,
   "min_gradient_pct": -10.79849043237175
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 23.80067185639973,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 413.0,
   "end_distance_m": 433.0,
   "start_elevation_m": 376.6639749612468,
   "end_elevation_m": 381.42410933252677,
   "min_gradient_pct": -9.383137823896561
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 23.513439153283343,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 409.0,
   "end_distance_m": 434.0,
   "start_elevation_m": 375.7750645871582,
   "end_elevation_m": 381.65342437547906,
   "min_gradient_pct": -8.463647608584552
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 22.65838549711873,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 384.0,
   "end_distance_m": 434.0,
   "start_elevation_m": 370.3242316269197,
   "end_elevation_m": 381.65342437547906,
   "min_gradient_pct": -2.660248227795705
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 19.894319032316844,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 349.0,
   "end_distance_m": 449.0,
   "start_elevation_m": 364.35049312145253,
   "end_elevation_m": 384.2448121537694,
   "min_gradient_pct": -0.19822291420382498
  }
 ],
 "shape": {
  "ascent_concentration": 0.426,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 154.0,
  "shape_class": "sustained"
 },
 "length_m": 545.3611753360047,
 "start_elevation_m": 337.80932653833355,
 "end_elevation_m": 391.8706536253005,
 "endpoint_gain_m": 54.06132708696697,
 "overall_gradient_pct": 9.912940182010393,
 "accumulated_ascent_m": 57.036808490165186,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 26.650008557541014,
   "start_distance_m": 70.0,
   "end_distance_m": 75.0,
   "midpoint_distance_m": 72.5,
   "start_elevation_m": 339.8211847886657,
   "end_elevation_m": 341.1536852165427,
   "start_xy": [
    583547.1016244456,
    4483857.319875901
   ],
   "end_xy": [
    583546.539085397,
    4483862.207375109
   ]
  },
  "max_10m": {
   "gradient_pct": 25.882302312456318,
   "start_distance_m": 68.0,
   "end_distance_m": 78.0,
   "midpoint_distance_m": 73.0,
   "start_elevation_m": 339.3178289817195,
   "end_elevation_m": 341.90605921296515,
   "start_xy": [
    583546.8323064917,
    4483855.338091896
   ],
   "end_xy": [
    583544.8339766248,
    4483864.6468625
   ]
  },
  "max_20m": {
   "gradient_pct": 23.80067185639973,
   "start_distance_m": 413.0,
   "end_distance_m": 433.0,
   "midpoint_distance_m": 423.0,
   "start_elevation_m": 376.6639749612468,
   "end_elevation_m": 381.42410933252677,
   "start_xy": [
    583217.3176762407,
    4483860.89303587
   ],
   "end_xy": [
    583197.4069997399,
    4483860.655511916
   ]
  },
  "max_25m": {
   "gradient_pct": 23.513439153283343,
   "start_distance_m": 409.0,
   "end_distance_m": 434.0,
   "midpoint_distance_m": 421.5,
   "start_elevation_m": 375.7750645871582,
   "end_elevation_m": 381.65342437547906,
   "start_xy": [
    583221.3077513281,
    4483861.171475445
   ],
   "end_xy": [
    583196.4427181556,
    4483860.919898038
   ]
  },
  "max_50m": {
   "gradient_pct": 22.65838549711873,
   "start_distance_m": 384.0,
   "end_distance_m": 434.0,
   "midpoint_distance_m": 409.0,
   "start_elevation_m": 370.3242316269197,
   "end_elevation_m": 381.65342437547906,
   "start_xy": [
    583245.9080390177,
    4483865.436621258
   ],
   "end_xy": [
    583196.4427181556,
    4483860.919898038
   ]
  },
  "max_100m": {
   "gradient_pct": 19.894319032316844,
   "start_distance_m": 349.0,
   "end_distance_m": 449.0,
   "midpoint_distance_m": 399.0,
   "start_elevation_m": 364.35049312145253,
   "end_elevation_m": 384.2448121537694,
   "start_xy": [
    583280.0193189146,
    4483873.27115059
   ],
   "end_xy": [
    583183.3056711542,
    4483867.9132039575
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -11.515455637878631,
   "start_distance_m": 4.0,
   "end_distance_m": 9.0,
   "midpoint_distance_m": 6.5,
   "start_elevation_m": 337.53437063208236,
   "end_elevation_m": 336.9585978501884,
   "start_xy": [
    583529.7150253503,
    4483793.76082851
   ],
   "end_xy": [
    583531.1825570383,
    4483798.540614149
   ]
  },
  "min_10m": {
   "gradient_pct": -10.79849043237175,
   "start_distance_m": 4.0,
   "end_distance_m": 14.0,
   "midpoint_distance_m": 9.0,
   "start_elevation_m": 337.53437063208236,
   "end_elevation_m": 336.4545215888452,
   "start_xy": [
    583529.7150253503,
    4483793.76082851
   ],
   "end_xy": [
    583532.6500887263,
    4483803.320399786
   ]
  },
  "min_20m": {
   "gradient_pct": -9.383137823896561,
   "start_distance_m": 2.0,
   "end_distance_m": 22.0,
   "midpoint_distance_m": 12.0,
   "start_elevation_m": 337.7090280548011,
   "end_elevation_m": 335.83240049002177,
   "start_xy": [
    583529.1280126752,
    4483791.848914255
   ],
   "end_xy": [
    583534.998139427,
    4483810.968056807
   ]
  },
  "min_25m": {
   "gradient_pct": -8.463647608584552,
   "start_distance_m": 0.0,
   "end_distance_m": 25.0,
   "midpoint_distance_m": 12.5,
   "start_elevation_m": 337.80932653833355,
   "end_elevation_m": 335.6934146361874,
   "start_xy": [
    583528.541,
    4483789.937
   ],
   "end_xy": [
    583535.8786584398,
    4483813.83592819
   ]
  },
  "min_50m": {
   "gradient_pct": -2.660248227795705,
   "start_distance_m": 0.0,
   "end_distance_m": 50.0,
   "midpoint_distance_m": 25.0,
   "start_elevation_m": 337.80932653833355,
   "end_elevation_m": 336.4792024244357,
   "start_xy": [
    583528.541,
    4483789.937
   ],
   "end_xy": [
    583543.2163168797,
    4483837.734856379
   ]
  },
  "min_100m": {
   "gradient_pct": -0.19822291420382498,
   "start_distance_m": 227.0,
   "end_distance_m": 327.0,
   "midpoint_distance_m": 277.0,
   "start_elevation_m": 363.24000642806527,
   "end_elevation_m": 363.04178351386145,
   "start_xy": [
    583400.1424312443,
    4483892.995792216
   ],
   "end_xy": [
    583301.4183779703,
    4483878.3657859545
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 27.14420572324343,
   "start_distance_m": 73.0,
   "end_distance_m": 75.0,
   "midpoint_distance_m": 74.0,
   "start_elevation_m": 340.61080110207786,
   "end_elevation_m": 341.1536852165427,
   "start_xy": [
    583547.0402397375,
    4483860.313616008
   ],
   "end_xy": [
    583546.539085397,
    4483862.207375109
   ]
  },
  "max_3m": {
   "gradient_pct": 27.023053422324967,
   "start_distance_m": 73.0,
   "end_distance_m": 76.0,
   "midpoint_distance_m": 74.5,
   "start_elevation_m": 340.61080110207786,
   "end_elevation_m": 341.4214927047476,
   "start_xy": [
    583547.0402397375,
    4483860.313616008
   ],
   "end_xy": [
    583546.1031340264,
    4483863.107345332
   ]
  }
 },
 "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": [
   "descends_at_start",
   "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:26917",
  "elevation_resolution_m": 1.0,
  "elevation_tiles": [
   "data/cache/usa/pa-west/USGS_1M_17_x58y449_PA_WesternPA_2019_D20.tif"
  ],
  "calculated_at": "2026-09-07T15:16:31+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-band1.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_WesternPA_2019_D20 (collected 2020)",
  "elevation_tile_ids": [
   "x58y449"
  ],
  "climb_origin": "discovered",
  "canopy_check": "unavailable \u2014 EPT corridor failed: PA_WesternPA_2019_D20: HTTP Error 404: Not Found",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Ross",
  "county": "Pennsylvania"
 }
}