{
 "ocl_version": "0.1.0",
 "name": "Greithweg",
 "slug": "greithweg",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 24.773037826517452,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 316.0,
   "end_distance_m": 318.0,
   "start_elevation_m": 352.03912367918235,
   "end_elevation_m": 352.5345844357127,
   "min_gradient_pct": -3.391170070477756
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 24.424911722612325,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 315.0,
   "end_distance_m": 318.0,
   "start_elevation_m": 351.80183708403433,
   "end_elevation_m": 352.5345844357127,
   "min_gradient_pct": -3.4531191455187127
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 23.888360616412,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 314.0,
   "end_distance_m": 319.0,
   "start_elevation_m": 351.570088897727,
   "end_elevation_m": 352.7645069285476,
   "min_gradient_pct": -3.1161903490874465
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 22.822874772195973,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 309.0,
   "end_distance_m": 319.0,
   "start_elevation_m": 350.482219451328,
   "end_elevation_m": 352.7645069285476,
   "min_gradient_pct": -2.6327774815354132
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 20.43931670024932,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 301.0,
   "end_distance_m": 321.0,
   "start_elevation_m": 349.06356548121323,
   "end_elevation_m": 353.1514288212631,
   "min_gradient_pct": -2.013089444316165
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 20.052456985150684,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 296.0,
   "end_distance_m": 321.0,
   "start_elevation_m": 348.1383145749754,
   "end_elevation_m": 353.1514288212631,
   "min_gradient_pct": -2.02107271416844
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 18.38233255139039,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 271.0,
   "end_distance_m": 321.0,
   "start_elevation_m": 343.9602625455679,
   "end_elevation_m": 353.1514288212631,
   "min_gradient_pct": -1.4217996175974577
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 16.683561348949752,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 230.0,
   "end_distance_m": 330.0,
   "start_elevation_m": 337.7809231851319,
   "end_elevation_m": 354.46448453408163,
   "min_gradient_pct": -0.19936194840795451
  }
 ],
 "shape": {
  "ascent_concentration": 0.421,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 260.0,
  "shape_class": "sustained"
 },
 "length_m": 1201.0663201758512,
 "start_elevation_m": 309.83811956322177,
 "end_elevation_m": 413.51521719800866,
 "endpoint_gain_m": 103.67709763478689,
 "overall_gradient_pct": 8.632087661870933,
 "accumulated_ascent_m": 104.42433065697628,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 23.888360616412,
   "start_distance_m": 314.0,
   "end_distance_m": 319.0,
   "midpoint_distance_m": 316.5,
   "start_elevation_m": 351.570088897727,
   "end_elevation_m": 352.7645069285476,
   "start_xy": [
    4741980.6066765785,
    2654538.171577138
   ],
   "end_xy": [
    4741976.366685059,
    2654540.821571838
   ]
  },
  "max_10m": {
   "gradient_pct": 22.822874772195973,
   "start_distance_m": 309.0,
   "end_distance_m": 319.0,
   "midpoint_distance_m": 314.0,
   "start_elevation_m": 350.482219451328,
   "end_elevation_m": 352.7645069285476,
   "start_xy": [
    4741984.846668099,
    2654535.521582438
   ],
   "end_xy": [
    4741976.366685059,
    2654540.821571838
   ]
  },
  "max_20m": {
   "gradient_pct": 20.43931670024932,
   "start_distance_m": 301.0,
   "end_distance_m": 321.0,
   "midpoint_distance_m": 311.0,
   "start_elevation_m": 349.06356548121323,
   "end_elevation_m": 353.1514288212631,
   "start_xy": [
    4741991.6305906335,
    2654531.2814887417
   ],
   "end_xy": [
    4741974.670688451,
    2654541.881569718
   ]
  },
  "max_25m": {
   "gradient_pct": 20.052456985150684,
   "start_distance_m": 296.0,
   "end_distance_m": 321.0,
   "midpoint_distance_m": 308.5,
   "start_elevation_m": 348.1383145749754,
   "end_elevation_m": 353.1514288212631,
   "start_xy": [
    4741995.870365033,
    2654528.6311468543
   ],
   "end_xy": [
    4741974.670688451,
    2654541.881569718
   ]
  },
  "max_50m": {
   "gradient_pct": 18.38233255139039,
   "start_distance_m": 271.0,
   "end_distance_m": 321.0,
   "midpoint_distance_m": 296.0,
   "start_elevation_m": 343.9602625455679,
   "end_elevation_m": 353.1514288212631,
   "start_xy": [
    4742017.069872891,
    2654515.380454444
   ],
   "end_xy": [
    4741974.670688451,
    2654541.881569718
   ]
  },
  "max_100m": {
   "gradient_pct": 16.683561348949752,
   "start_distance_m": 230.0,
   "end_distance_m": 330.0,
   "midpoint_distance_m": 280.0,
   "start_elevation_m": 337.7809231851319,
   "end_elevation_m": 354.46448453408163,
   "start_xy": [
    4742052.1049648225,
    2654494.120009035
   ],
   "end_xy": [
    4741967.0387037145,
    2654546.651560178
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -3.1161903490874465,
   "start_distance_m": 702.0,
   "end_distance_m": 707.0,
   "midpoint_distance_m": 704.5,
   "start_elevation_m": 378.2397132810113,
   "end_elevation_m": 378.0839037635569,
   "start_xy": [
    4741759.595981392,
    2654596.3301451025
   ],
   "end_xy": [
    4741761.883169295,
    2654600.7763534
   ]
  },
  "min_10m": {
   "gradient_pct": -2.6327774815354132,
   "start_distance_m": 700.0,
   "end_distance_m": 710.0,
   "midpoint_distance_m": 705.0,
   "start_elevation_m": 378.2855331954544,
   "end_elevation_m": 378.02225544730084,
   "start_xy": [
    4741758.681218116,
    2654594.551604595
   ],
   "end_xy": [
    4741763.256256767,
    2654603.443679619
   ]
  },
  "min_20m": {
   "gradient_pct": -2.013089444316165,
   "start_distance_m": 691.0,
   "end_distance_m": 711.0,
   "midpoint_distance_m": 701.0,
   "start_elevation_m": 378.4107362991949,
   "end_elevation_m": 378.0081184103317,
   "start_xy": [
    4741754.562962204,
    2654586.5491078594
   ],
   "end_xy": [
    4741763.713136126,
    2654604.333208211
   ]
  },
  "min_25m": {
   "gradient_pct": -2.02107271416844,
   "start_distance_m": 683.0,
   "end_distance_m": 708.0,
   "midpoint_distance_m": 695.5,
   "start_elevation_m": 378.56361393111115,
   "end_elevation_m": 378.05834575256904,
   "start_xy": [
    4741750.945240185,
    2654579.4149265727
   ],
   "end_xy": [
    4741762.341086129,
    2654601.6653484036
   ]
  },
  "min_50m": {
   "gradient_pct": -1.4217996175974577,
   "start_distance_m": 668.0,
   "end_distance_m": 718.0,
   "midpoint_distance_m": 693.0,
   "start_elevation_m": 378.6987280844483,
   "end_elevation_m": 377.9878282756496,
   "start_xy": [
    4741745.276543213,
    2654565.529017261
   ],
   "end_xy": [
    4741766.907067928,
    2654610.562075397
   ]
  },
  "min_100m": {
   "gradient_pct": -0.19936194840795451,
   "start_distance_m": 667.0,
   "end_distance_m": 767.0,
   "midpoint_distance_m": 717.0,
   "start_elevation_m": 378.6865453745751,
   "end_elevation_m": 378.4871834261671,
   "start_xy": [
    4741745.090019228,
    2654564.5466249837
   ],
   "end_xy": [
    4741788.79654001,
    2654654.3507734975
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 24.773037826517452,
   "start_distance_m": 316.0,
   "end_distance_m": 318.0,
   "midpoint_distance_m": 317.0,
   "start_elevation_m": 352.03912367918235,
   "end_elevation_m": 352.5345844357127,
   "start_xy": [
    4741978.910679971,
    2654539.2315750183
   ],
   "end_xy": [
    4741977.214683363,
    2654540.291572898
   ]
  },
  "max_3m": {
   "gradient_pct": 24.424911722612325,
   "start_distance_m": 315.0,
   "end_distance_m": 318.0,
   "midpoint_distance_m": 316.5,
   "start_elevation_m": 351.80183708403433,
   "end_elevation_m": 352.5345844357127,
   "start_xy": [
    4741979.758678275,
    2654538.701576078
   ],
   "end_xy": [
    4741977.214683363,
    2654540.291572898
   ]
  }
 },
 "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": 0.053,
   "obstruction_max_height_m": 24.02,
   "flagged_windows_m": []
  },
  "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:3035",
  "elevation_resolution_m": 1.0,
  "elevation_tiles": [
   "data/cache/at/bev-als_dtm_E4741-N2654.tif",
   "data/cache/at/bev-als_dtm_E4742-N2654.tif"
  ],
  "calculated_at": "2026-09-11T18:58:55+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-extent-260911",
  "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": [
   "E4741-N2654",
   "E4742-N2654"
  ],
  "elevation_blocks": [
   "N2650000E4700000@2022-09-15"
  ],
  "route_base_cut_m": 410.3,
  "climb_origin": "discovered",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Lebring-Sankt Margarethen",
  "county": "Steiermark",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}