{
 "ocl_version": "0.1.0",
 "name": "Loarental",
 "slug": "loarental",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 23.541536744403402,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 708.0,
   "end_distance_m": 710.0,
   "start_elevation_m": 982.5152323444703,
   "end_elevation_m": 982.9860630793584,
   "min_gradient_pct": -0.28912950733115395
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 23.28938265383158,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 708.0,
   "end_distance_m": 711.0,
   "start_elevation_m": 982.5152323444703,
   "end_elevation_m": 983.2139138240852,
   "min_gradient_pct": 0.00360679983183824
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 23.079200940717328,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 707.0,
   "end_distance_m": 712.0,
   "start_elevation_m": 982.2887667038154,
   "end_elevation_m": 983.4427267508513,
   "min_gradient_pct": 0.41612571985751856
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 22.69846227415087,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 707.0,
   "end_distance_m": 717.0,
   "start_elevation_m": 982.2887667038154,
   "end_elevation_m": 984.5586129312305,
   "min_gradient_pct": 0.7407593246466604
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 21.820623441099087,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 703.0,
   "end_distance_m": 723.0,
   "start_elevation_m": 981.4633402055479,
   "end_elevation_m": 985.8274648937677,
   "min_gradient_pct": 1.0056990253815457
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 21.2813763391232,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 702.0,
   "end_distance_m": 727.0,
   "start_elevation_m": 981.2734289249352,
   "end_elevation_m": 986.593773009716,
   "min_gradient_pct": 1.220522879676082
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 19.86518616548551,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 679.0,
   "end_distance_m": 729.0,
   "start_elevation_m": 977.0267439393537,
   "end_elevation_m": 986.9593370220964,
   "min_gradient_pct": 1.7070158832516427
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 19.485204622239735,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 678.0,
   "end_distance_m": 778.0,
   "start_elevation_m": 976.8474144176221,
   "end_elevation_m": 996.3326190398618,
   "min_gradient_pct": 2.619711541567426
  }
 ],
 "shape": {
  "ascent_concentration": 0.406,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 135.0,
  "shape_class": "sustained"
 },
 "length_m": 805.5547939697221,
 "start_elevation_m": 932.810657349848,
 "end_elevation_m": 999.7505878246895,
 "endpoint_gain_m": 66.9399304748415,
 "overall_gradient_pct": 8.309792328957021,
 "accumulated_ascent_m": 66.96249988456486,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 23.079200940717328,
   "start_distance_m": 707.0,
   "end_distance_m": 712.0,
   "midpoint_distance_m": 709.5,
   "start_elevation_m": 982.2887667038154,
   "end_elevation_m": 983.4427267508513,
   "start_xy": [
    4415764.64801766,
    2680009.569798255
   ],
   "end_xy": [
    4415763.4113040855,
    2680004.7264927384
   ]
  },
  "max_10m": {
   "gradient_pct": 22.69846227415087,
   "start_distance_m": 707.0,
   "end_distance_m": 717.0,
   "midpoint_distance_m": 712.0,
   "start_elevation_m": 982.2887667038154,
   "end_elevation_m": 984.5586129312305,
   "start_xy": [
    4415764.64801766,
    2680009.569798255
   ],
   "end_xy": [
    4415760.884423195,
    2680000.4119970594
   ]
  },
  "max_20m": {
   "gradient_pct": 21.820623441099087,
   "start_distance_m": 703.0,
   "end_distance_m": 723.0,
   "midpoint_distance_m": 713.0,
   "start_elevation_m": 981.4633402055479,
   "end_elevation_m": 985.8274648937677,
   "start_xy": [
    4415765.6305235205,
    2680013.4472564734
   ],
   "end_xy": [
    4415757.852166127,
    2679995.2346022436
   ]
  },
  "max_25m": {
   "gradient_pct": 21.2813763391232,
   "start_distance_m": 702.0,
   "end_distance_m": 727.0,
   "midpoint_distance_m": 714.5,
   "start_elevation_m": 981.2734289249352,
   "end_elevation_m": 986.593773009716,
   "start_xy": [
    4415765.876149985,
    2680014.416621028
   ],
   "end_xy": [
    4415755.830661415,
    2679991.7830057004
   ]
  },
  "max_50m": {
   "gradient_pct": 19.86518616548551,
   "start_distance_m": 679.0,
   "end_distance_m": 729.0,
   "midpoint_distance_m": 704.0,
   "start_elevation_m": 977.0267439393537,
   "end_elevation_m": 986.9593370220964,
   "start_xy": [
    4415758.22598083,
    2680035.9124992006
   ],
   "end_xy": [
    4415754.819909059,
    2679990.0572074284
   ]
  },
  "max_100m": {
   "gradient_pct": 19.485204622239735,
   "start_distance_m": 678.0,
   "end_distance_m": 778.0,
   "midpoint_distance_m": 728.0,
   "start_elevation_m": 976.8474144176221,
   "end_elevation_m": 996.3326190398618,
   "start_xy": [
    4415757.801226838,
    2680036.817808013
   ],
   "end_xy": [
    4415731.727865252,
    2679947.159367489
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": 0.41612571985751856,
   "start_distance_m": 302.0,
   "end_distance_m": 307.0,
   "midpoint_distance_m": 304.5,
   "start_elevation_m": 958.0008287903722,
   "end_elevation_m": 958.0216350763651,
   "start_xy": [
    4416096.050554962,
    2680159.0978348097
   ],
   "end_xy": [
    4416091.3903493555,
    2680157.28838099
   ]
  },
  "min_10m": {
   "gradient_pct": 0.7407593246466604,
   "start_distance_m": 297.0,
   "end_distance_m": 307.0,
   "midpoint_distance_m": 302.0,
   "start_elevation_m": 957.9475591439004,
   "end_elevation_m": 958.0216350763651,
   "start_xy": [
    4416100.698690966,
    2680160.9403417115
   ],
   "end_xy": [
    4416091.3903493555,
    2680157.28838099
   ]
  },
  "min_20m": {
   "gradient_pct": 1.0056990253815457,
   "start_distance_m": 290.0,
   "end_distance_m": 310.0,
   "midpoint_distance_m": 300.0,
   "start_elevation_m": 957.8724656155226,
   "end_elevation_m": 958.0736054205989,
   "start_xy": [
    4416107.206081372,
    2680163.519851375
   ],
   "end_xy": [
    4416088.545327401,
    2680156.336619424
   ]
  },
  "min_25m": {
   "gradient_pct": 1.220522879676082,
   "start_distance_m": 288.0,
   "end_distance_m": 313.0,
   "midpoint_distance_m": 300.5,
   "start_elevation_m": 957.8321594259803,
   "end_elevation_m": 958.1372901458993,
   "start_xy": [
    4416108.208534558,
    2680164.5826078597
   ],
   "end_xy": [
    4416085.700305446,
    2680155.3848578585
   ]
  },
  "min_50m": {
   "gradient_pct": 1.7070158832516427,
   "start_distance_m": 289.0,
   "end_distance_m": 339.0,
   "midpoint_distance_m": 314.0,
   "start_elevation_m": 957.8594564712937,
   "end_elevation_m": 958.7129644129195,
   "start_xy": [
    4416108.135708573,
    2680163.8883527555
   ],
   "end_xy": [
    4416061.043448506,
    2680147.1362576224
   ]
  },
  "min_100m": {
   "gradient_pct": 2.619711541567426,
   "start_distance_m": 281.0,
   "end_distance_m": 381.0,
   "midpoint_distance_m": 331.0,
   "start_elevation_m": 957.5257690703967,
   "end_elevation_m": 960.1454806119641,
   "start_xy": [
    4416105.1337618055,
    2680170.8665247443
   ],
   "end_xy": [
    4416019.4447725965,
    2680141.712611946
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 23.541536744403402,
   "start_distance_m": 708.0,
   "end_distance_m": 710.0,
   "midpoint_distance_m": 709.0,
   "start_elevation_m": 982.5152323444703,
   "end_elevation_m": 982.9860630793584,
   "start_xy": [
    4415764.402391195,
    2680008.6004337003
   ],
   "end_xy": [
    4415763.911138264,
    2680006.6617045915
   ]
  },
  "max_3m": {
   "gradient_pct": 23.28938265383158,
   "start_distance_m": 708.0,
   "end_distance_m": 711.0,
   "midpoint_distance_m": 709.5,
   "start_elevation_m": 982.5152323444703,
   "end_elevation_m": 983.2139138240852,
   "start_xy": [
    4415764.402391195,
    2680008.6004337003
   ],
   "end_xy": [
    4415763.6655118,
    2680005.692340037
   ]
  }
 },
 "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": 0.004,
   "obstruction_max_height_m": 2.52,
   "flagged_windows_m": []
  },
  "review": [],
  "extent": [
   "may_start_earlier",
   "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:3035",
  "elevation_resolution_m": 1.0,
  "elevation_tiles": [
   "data/cache/at/bev-als_dtm_E4415-N2679.tif",
   "data/cache/at/bev-als_dtm_E4415-N2680.tif",
   "data/cache/at/bev-als_dtm_E4416-N2679.tif",
   "data/cache/at/bev-als_dtm_E4416-N2680.tif"
  ],
  "calculated_at": "2026-09-12T18:28:41+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "data/cache/pbf/austria-2026-09-11-batch.osm.pbf",
  "osm_snapshot": "",
  "run_id": "at-run3-260912",
  "elevation_provider": "BEV ALS DTM 1 m",
  "elevation_licence": "Creative Commons Attribution 4.0 (CC BY 4.0) \u2014 \u00a9 BEV / L\u00e4nder, data.gv.at",
  "elevation_dataset": "ALS DTM H\u00f6henraster 1 m (Bundesamt f\u00fcr Eich- und Vermessungswesen with the L\u00e4nder), EPSG:3035",
  "elevation_tile_ids": [
   "E4415-N2679",
   "E4415-N2680",
   "E4416-N2679",
   "E4416-N2680"
  ],
  "elevation_blocks": [
   "N2650000E4400000@2022-09-15"
  ],
  "climb_origin": "discovered",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Grinzens",
  "county": "Tirol",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}