{
 "ocl_version": "0.1.0",
 "name": "Rietern",
 "slug": "rietern",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 24.378890463771086,
   "diagnostic": true,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 192.0,
   "end_distance_m": 194.0,
   "start_elevation_m": 685.2687878931526,
   "end_elevation_m": 685.7563657024281,
   "min_gradient_pct": -63.82279615907578,
   "suppressed_max_gradient_pct": 70.89025616036793,
   "suppressed_location_m": [
    778.0,
    780.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 24.103469040748376,
   "diagnostic": true,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 191.0,
   "end_distance_m": 194.0,
   "start_elevation_m": 685.0332616312056,
   "end_elevation_m": 685.7563657024281,
   "min_gradient_pct": -51.357871849847925,
   "suppressed_max_gradient_pct": 57.09266235225338,
   "suppressed_location_m": [
    778.0,
    781.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 23.33526442722132,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 191.0,
   "end_distance_m": 196.0,
   "start_elevation_m": 685.0332616312056,
   "end_elevation_m": 686.2000248525667,
   "min_gradient_pct": -33.45032093913005,
   "suppressed_max_gradient_pct": 39.54431735139224,
   "suppressed_location_m": [
    778.0,
    783.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 22.03497037501279,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 187.0,
   "end_distance_m": 197.0,
   "start_elevation_m": 684.204877452595,
   "end_elevation_m": 686.4083744900963,
   "min_gradient_pct": -19.219088261939987,
   "suppressed_max_gradient_pct": 22.455045348575595,
   "suppressed_location_m": [
    778.0,
    788.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 21.021494845963957,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 187.0,
   "end_distance_m": 207.0,
   "start_elevation_m": 684.204877452595,
   "end_elevation_m": 688.4091764217878,
   "min_gradient_pct": -7.129099887982306
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 20.872546083125144,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 190.0,
   "end_distance_m": 215.0,
   "start_elevation_m": 684.8225402960111,
   "end_elevation_m": 690.0406768167924,
   "min_gradient_pct": -4.75558612354871
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 20.34033185682938,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 172.0,
   "end_distance_m": 222.0,
   "start_elevation_m": 681.2756011811837,
   "end_elevation_m": 691.4457671095984,
   "min_gradient_pct": -2.748489073733708
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 18.959734516790604,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 138.0,
   "end_distance_m": 238.0,
   "start_elevation_m": 675.3106796878046,
   "end_elevation_m": 694.2704142045952,
   "min_gradient_pct": -0.681719041087149
  }
 ],
 "shape": {
  "ascent_concentration": 0.458,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 201.0,
  "shape_class": "stepped"
 },
 "length_m": 1363.1309784943435,
 "start_elevation_m": 658.0625786059626,
 "end_elevation_m": 758.5385571910523,
 "endpoint_gain_m": 100.4759785850897,
 "overall_gradient_pct": 7.370970227385721,
 "accumulated_ascent_m": 104.84020770112465,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 23.33526442722132,
   "start_distance_m": 191.0,
   "end_distance_m": 196.0,
   "midpoint_distance_m": 193.5,
   "start_elevation_m": 685.0332616312056,
   "end_elevation_m": 686.2000248525667,
   "start_xy": [
    4307393.048940827,
    2710369.2670025653
   ],
   "end_xy": [
    4307395.509940045,
    2710373.619413719
   ]
  },
  "max_10m": {
   "gradient_pct": 22.03497037501279,
   "start_distance_m": 187.0,
   "end_distance_m": 197.0,
   "midpoint_distance_m": 192.0,
   "start_elevation_m": 684.204877452595,
   "end_elevation_m": 686.4083744900963,
   "start_xy": [
    4307391.080141453,
    2710365.7850736426
   ],
   "end_xy": [
    4307396.002139888,
    2710374.48989595
   ]
  },
  "max_20m": {
   "gradient_pct": 21.021494845963957,
   "start_distance_m": 187.0,
   "end_distance_m": 207.0,
   "midpoint_distance_m": 197.0,
   "start_elevation_m": 684.204877452595,
   "end_elevation_m": 688.4091764217878,
   "start_xy": [
    4307391.080141453,
    2710365.7850736426
   ],
   "end_xy": [
    4307402.839980378,
    2710381.741411294
   ]
  },
  "max_25m": {
   "gradient_pct": 20.872546083125144,
   "start_distance_m": 190.0,
   "end_distance_m": 215.0,
   "midpoint_distance_m": 202.5,
   "start_elevation_m": 684.8225402960111,
   "end_elevation_m": 690.0406768167924,
   "start_xy": [
    4307392.556740983,
    2710368.3965203348
   ],
   "end_xy": [
    4307409.635146526,
    2710385.9337605992
   ]
  },
  "max_50m": {
   "gradient_pct": 20.34033185682938,
   "start_distance_m": 172.0,
   "end_distance_m": 222.0,
   "midpoint_distance_m": 197.0,
   "start_elevation_m": 681.2756011811837,
   "end_elevation_m": 691.4457671095984,
   "start_xy": [
    4307384.379110793,
    2710352.3829915854
   ],
   "end_xy": [
    4307415.652733228,
    2710389.50988284
   ]
  },
  "max_100m": {
   "gradient_pct": 18.959734516790604,
   "start_distance_m": 138.0,
   "end_distance_m": 238.0,
   "midpoint_distance_m": 188.0,
   "start_elevation_m": 675.3106796878046,
   "end_elevation_m": 694.2704142045952,
   "start_xy": [
    4307371.225285291,
    2710321.067723119
   ],
   "end_xy": [
    4307429.119436455,
    2710398.126751396
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -33.45032093913005,
   "start_distance_m": 773.0,
   "end_distance_m": 778.0,
   "midpoint_distance_m": 775.5,
   "start_elevation_m": 718.1530652927108,
   "end_elevation_m": 716.4805492457543,
   "start_xy": [
    4307089.148665392,
    2710282.3101094877
   ],
   "end_xy": [
    4307085.753496472,
    2710278.837751567
   ]
  },
  "min_10m": {
   "gradient_pct": -19.219088261939987,
   "start_distance_m": 768.0,
   "end_distance_m": 778.0,
   "midpoint_distance_m": 773.0,
   "start_elevation_m": 718.4024580719483,
   "end_elevation_m": 716.4805492457543,
   "start_xy": [
    4307092.951554587,
    2710285.55634327
   ],
   "end_xy": [
    4307085.753496472,
    2710278.837751567
   ]
  },
  "min_20m": {
   "gradient_pct": -7.129099887982306,
   "start_distance_m": 758.0,
   "end_distance_m": 778.0,
   "midpoint_distance_m": 768.0,
   "start_elevation_m": 717.9063692233508,
   "end_elevation_m": 716.4805492457543,
   "start_xy": [
    4307101.888238452,
    2710289.7949534436
   ],
   "end_xy": [
    4307085.753496472,
    2710278.837751567
   ]
  },
  "min_25m": {
   "gradient_pct": -4.75558612354871,
   "start_distance_m": 753.0,
   "end_distance_m": 778.0,
   "midpoint_distance_m": 765.5,
   "start_elevation_m": 717.6694457766415,
   "end_elevation_m": 716.4805492457543,
   "start_xy": [
    4307106.807909797,
    2710289.5231821304
   ],
   "end_xy": [
    4307085.753496472,
    2710278.837751567
   ]
  },
  "min_50m": {
   "gradient_pct": -2.748489073733708,
   "start_distance_m": 728.0,
   "end_distance_m": 778.0,
   "midpoint_distance_m": 753.0,
   "start_elevation_m": 717.8547937826212,
   "end_elevation_m": 716.4805492457543,
   "start_xy": [
    4307131.743785701,
    2710289.086463161
   ],
   "end_xy": [
    4307085.753496472,
    2710278.837751567
   ]
  },
  "min_100m": {
   "gradient_pct": -0.681719041087149,
   "start_distance_m": 678.0,
   "end_distance_m": 778.0,
   "midpoint_distance_m": 728.0,
   "start_elevation_m": 717.1622682868415,
   "end_elevation_m": 716.4805492457543,
   "start_xy": [
    4307174.063083188,
    2710313.73639462
   ],
   "end_xy": [
    4307085.753496472,
    2710278.837751567
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 24.378890463771086,
   "start_distance_m": 192.0,
   "end_distance_m": 194.0,
   "midpoint_distance_m": 193.0,
   "start_elevation_m": 685.2687878931526,
   "end_elevation_m": 685.7563657024281,
   "start_xy": [
    4307393.54114067,
    2710370.1374847963
   ],
   "end_xy": [
    4307394.525540357,
    2710371.8784492575
   ]
  },
  "max_3m": {
   "gradient_pct": 24.103469040748376,
   "start_distance_m": 191.0,
   "end_distance_m": 194.0,
   "midpoint_distance_m": 192.5,
   "start_elevation_m": 685.0332616312056,
   "end_elevation_m": 685.7563657024281,
   "start_xy": [
    4307393.048940827,
    2710369.2670025653
   ],
   "end_xy": [
    4307394.525540357,
    2710371.8784492575
   ]
  }
 },
 "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": {
  "structure_suppression": {
   "masked_fraction": 0.007,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0
   ],
   "windows_unresolved": []
  },
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.209,
   "obstruction_max_height_m": 31.25,
   "flagged_windows_m": [
    50,
    100
   ]
  },
  "excluded_ranges_m": [
   [
    774.0,
    782.0
   ]
  ],
  "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_E4306-N2710.tif",
   "data/cache/at/bev-als_dtm_E4307-N2710.tif"
  ],
  "calculated_at": "2026-09-11T15:51:20+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": [
   "E4306-N2710",
   "E4307-N2710"
  ],
  "elevation_blocks": [
   "N2700000E4300000@2022-09-15"
  ],
  "climb_origin": "discovered",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Langen bei Bregenz",
  "county": "Vorarlberg",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}