{
 "ocl_version": "0.1.0",
 "name": "Maltaberger Hochalm",
 "slug": "maltaberger-hochalm",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 44.74623575944179,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 219.0,
   "end_distance_m": 221.0,
   "start_elevation_m": 1822.81520250557,
   "end_elevation_m": 1823.7101272207587,
   "min_gradient_pct": -24.71588385456016
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 42.84168980267017,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 509.0,
   "end_distance_m": 512.0,
   "start_elevation_m": 1888.6643755347186,
   "end_elevation_m": 1889.9496262287987,
   "min_gradient_pct": -21.063685712382114
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 38.42480800220983,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 509.0,
   "end_distance_m": 514.0,
   "start_elevation_m": 1888.6643755347186,
   "end_elevation_m": 1890.585615934829,
   "min_gradient_pct": -18.725837778774803
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 35.31918569684194,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 506.0,
   "end_distance_m": 516.0,
   "start_elevation_m": 1887.69906818163,
   "end_elevation_m": 1891.2309867513143,
   "min_gradient_pct": -11.530626372691586
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 33.11140596616383,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 492.0,
   "end_distance_m": 512.0,
   "start_elevation_m": 1883.327345035566,
   "end_elevation_m": 1889.9496262287987,
   "min_gradient_pct": -6.098468444934042
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 33.03227766883447,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 492.0,
   "end_distance_m": 517.0,
   "start_elevation_m": 1883.327345035566,
   "end_elevation_m": 1891.5854144527746,
   "min_gradient_pct": -2.6715033111504454
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 29.90437126178813,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 467.0,
   "end_distance_m": 517.0,
   "start_elevation_m": 1876.6332288218805,
   "end_elevation_m": 1891.5854144527746,
   "min_gradient_pct": 1.9965287010663815
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 28.163433511723497,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 417.0,
   "end_distance_m": 517.0,
   "start_elevation_m": 1863.421980941051,
   "end_elevation_m": 1891.5854144527746,
   "min_gradient_pct": 3.5217131099818744
  }
 ],
 "shape": {
  "ascent_concentration": 0.351,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 258.0,
  "shape_class": "sustained"
 },
 "length_m": 2621.222532016984,
 "start_elevation_m": 1787.1950454145172,
 "end_elevation_m": 2190.2534882572295,
 "endpoint_gain_m": 403.05844284271234,
 "overall_gradient_pct": 15.376735012748652,
 "accumulated_ascent_m": 409.4247295252619,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 38.42480800220983,
   "start_distance_m": 509.0,
   "end_distance_m": 514.0,
   "midpoint_distance_m": 511.5,
   "start_elevation_m": 1888.6643755347186,
   "end_elevation_m": 1890.585615934829,
   "start_xy": [
    4588470.8334663045,
    2659857.91170011
   ],
   "end_xy": [
    4588469.094714368,
    2659862.5996358716
   ]
  },
  "max_10m": {
   "gradient_pct": 35.31918569684194,
   "start_distance_m": 506.0,
   "end_distance_m": 516.0,
   "midpoint_distance_m": 511.0,
   "start_elevation_m": 1887.69906818163,
   "end_elevation_m": 1891.2309867513143,
   "start_xy": [
    4588471.876717466,
    2659855.0989386532
   ],
   "end_xy": [
    4588468.399213593,
    2659864.474810176
   ]
  },
  "max_20m": {
   "gradient_pct": 33.11140596616383,
   "start_distance_m": 492.0,
   "end_distance_m": 512.0,
   "midpoint_distance_m": 502.0,
   "start_elevation_m": 1883.327345035566,
   "end_elevation_m": 1889.9496262287987,
   "start_xy": [
    4588476.745222887,
    2659841.9727185206
   ],
   "end_xy": [
    4588469.790215142,
    2659860.7244615667
   ]
  },
  "max_25m": {
   "gradient_pct": 33.03227766883447,
   "start_distance_m": 492.0,
   "end_distance_m": 517.0,
   "midpoint_distance_m": 504.5,
   "start_elevation_m": 1883.327345035566,
   "end_elevation_m": 1891.5854144527746,
   "start_xy": [
    4588476.745222887,
    2659841.9727185206
   ],
   "end_xy": [
    4588468.051463206,
    2659865.4123973283
   ]
  },
  "max_50m": {
   "gradient_pct": 29.90437126178813,
   "start_distance_m": 467.0,
   "end_distance_m": 517.0,
   "midpoint_distance_m": 492.0,
   "start_elevation_m": 1876.6332288218805,
   "end_elevation_m": 1891.5854144527746,
   "start_xy": [
    4588483.211073102,
    2659818.030758715
   ],
   "end_xy": [
    4588468.051463206,
    2659865.4123973283
   ]
  },
  "max_100m": {
   "gradient_pct": 28.163433511723497,
   "start_distance_m": 417.0,
   "end_distance_m": 517.0,
   "midpoint_distance_m": 467.0,
   "start_elevation_m": 1863.421980941051,
   "end_elevation_m": 1891.5854144527746,
   "start_xy": [
    4588487.621022883,
    2659768.225614975
   ],
   "end_xy": [
    4588468.051463206,
    2659865.4123973283
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -18.725837778774803,
   "start_distance_m": 2549.0,
   "end_distance_m": 2554.0,
   "midpoint_distance_m": 2551.5,
   "start_elevation_m": 2180.4259547783045,
   "end_elevation_m": 2179.4896628893657,
   "start_xy": [
    4588170.23280333,
    2661519.154493697
   ],
   "end_xy": [
    4588165.3294818355,
    2661518.7629895844
   ]
  },
  "min_10m": {
   "gradient_pct": -11.530626372691586,
   "start_distance_m": 2547.0,
   "end_distance_m": 2557.0,
   "midpoint_distance_m": 2552.0,
   "start_elevation_m": 2180.522259209,
   "end_elevation_m": 2179.3691965717308,
   "start_xy": [
    4588172.086234342,
    2661518.4029662637
   ],
   "end_xy": [
    4588162.362589821,
    2661518.3185216105
   ]
  },
  "min_20m": {
   "gradient_pct": -6.098468444934042,
   "start_distance_m": 2257.0,
   "end_distance_m": 2277.0,
   "midpoint_distance_m": 2267.0,
   "start_elevation_m": 2149.566312581317,
   "end_elevation_m": 2148.3466188923303,
   "start_xy": [
    4588221.4773886725,
    2661406.349252536
   ],
   "end_xy": [
    4588232.765567158,
    2661421.160630829
   ]
  },
  "min_25m": {
   "gradient_pct": -2.6715033111504454,
   "start_distance_m": 2252.0,
   "end_distance_m": 2277.0,
   "midpoint_distance_m": 2264.5,
   "start_elevation_m": 2149.014494720118,
   "end_elevation_m": 2148.3466188923303,
   "start_xy": [
    4588220.346169049,
    2661401.478899144
   ],
   "end_xy": [
    4588232.765567158,
    2661421.160630829
   ]
  },
  "min_50m": {
   "gradient_pct": 1.9965287010663815,
   "start_distance_m": 943.0,
   "end_distance_m": 993.0,
   "midpoint_distance_m": 968.0,
   "start_elevation_m": 1979.89819393333,
   "end_elevation_m": 1980.8964582838632,
   "start_xy": [
    4588467.606740682,
    2660284.716012718
   ],
   "end_xy": [
    4588471.824046725,
    2660334.537587654
   ]
  },
  "min_100m": {
   "gradient_pct": 3.5217131099818744,
   "start_distance_m": 942.0,
   "end_distance_m": 1042.0,
   "midpoint_distance_m": 992.0,
   "start_elevation_m": 1979.8134585692067,
   "end_elevation_m": 1983.3351716791885,
   "start_xy": [
    4588467.516829971,
    2660283.720062888
   ],
   "end_xy": [
    4588476.756598733,
    2660383.283292965
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 44.74623575944179,
   "start_distance_m": 219.0,
   "end_distance_m": 221.0,
   "midpoint_distance_m": 220.0,
   "start_elevation_m": 1822.81520250557,
   "end_elevation_m": 1823.7101272207587,
   "start_xy": [
    4588449.519338893,
    2659580.2096527233
   ],
   "end_xy": [
    4588449.806107284,
    2659582.1889869273
   ]
  },
  "max_3m": {
   "gradient_pct": 42.84168980267017,
   "start_distance_m": 509.0,
   "end_distance_m": 512.0,
   "midpoint_distance_m": 510.5,
   "start_elevation_m": 1888.6643755347186,
   "end_elevation_m": 1889.9496262287987,
   "start_xy": [
    4588470.8334663045,
    2659857.91170011
   ],
   "end_xy": [
    4588469.790215142,
    2659860.7244615667
   ]
  }
 },
 "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": 0.006,
   "obstruction_max_height_m": 15.68,
   "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_E4588-N2659.tif",
   "data/cache/at/bev-als_dtm_E4588-N2660.tif",
   "data/cache/at/bev-als_dtm_E4588-N2661.tif"
  ],
  "calculated_at": "2026-09-11T15:57:01+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-run2-260911",
  "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": [
   "E4588-N2659",
   "E4588-N2660",
   "E4588-N2661"
  ],
  "elevation_blocks": [
   "N2650000E4550000@2022-09-15"
  ],
  "climb_origin": "discovered",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Malta",
  "county": "K\u00e4rnten",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}