{ "ocl_version": "0.1.0", "name": "Col d'Arry from Arry", "slug": "col-d-arry-from-arry", "confidence": "B", "reported_claims": [], "ladder": [ { "window_m": 2.0, "max_gradient_pct": 41.065728924023404, "diagnostic": true, "flags": [ "structure_excluded", "canopy_or_structure" ], "start_distance_m": 296.0, "end_distance_m": 298.0, "start_elevation_m": 225.87718811088493, "end_elevation_m": 226.6985026893654, "min_gradient_pct": -15.498186728947871, "suppressed_max_gradient_pct": 62.44636313243177, "suppressed_location_m": [ 230.0, 232.0 ] }, { "window_m": 3.0, "max_gradient_pct": 38.7665089979483, "diagnostic": true, "flags": [ "structure_excluded", "canopy_or_structure" ], "start_distance_m": 296.0, "end_distance_m": 299.0, "start_elevation_m": 225.87718811088493, "end_elevation_m": 227.04018338082338, "min_gradient_pct": -6.339514463472066, "suppressed_max_gradient_pct": 56.053339015482116, "suppressed_location_m": [ 229.0, 232.0 ] }, { "window_m": 5.0, "max_gradient_pct": 31.53815524689321, "diagnostic": false, "flags": [ "structure_excluded", "canopy_or_structure" ], "start_distance_m": 316.0, "end_distance_m": 321.0, "start_elevation_m": 229.05265184814385, "end_elevation_m": 230.6295596104885, "min_gradient_pct": -1.0489836671968078, "suppressed_max_gradient_pct": 47.0236978222988, "suppressed_location_m": [ 227.0, 232.0 ] }, { "window_m": 10.0, "max_gradient_pct": 26.162893660857947, "diagnostic": false, "flags": [ "structure_excluded", "canopy_or_structure" ], "start_distance_m": 296.0, "end_distance_m": 306.0, "start_elevation_m": 225.87718811088493, "end_elevation_m": 228.49347747697072, "min_gradient_pct": 0.2773680638148335, "suppressed_max_gradient_pct": 35.27905831046496, "suppressed_location_m": [ 224.0, 234.0 ] }, { "window_m": 20.0, "max_gradient_pct": 22.34373111100382, "diagnostic": false, "flags": [ "structure_excluded", "canopy_or_structure" ], "start_distance_m": 286.0, "end_distance_m": 306.0, "start_elevation_m": 224.02473125476996, "end_elevation_m": 228.49347747697072, "min_gradient_pct": 1.659561582799256, "suppressed_max_gradient_pct": 26.562060873068276, "suppressed_location_m": [ 214.0, 234.0 ] }, { "window_m": 25.0, "max_gradient_pct": 20.620004085555934, "diagnostic": false, "flags": [ "structure_excluded", "canopy_or_structure" ], "start_distance_m": 282.0, "end_distance_m": 307.0, "start_elevation_m": 223.46181939654437, "end_elevation_m": 228.61682041793335, "min_gradient_pct": 2.1537924539989035, "suppressed_max_gradient_pct": 24.79212180783395, "suppressed_location_m": [ 209.0, 234.0 ] }, { "window_m": 50.0, "max_gradient_pct": 18.85857975971726, "diagnostic": false, "flags": [ "structure_excluded", "canopy_or_structure" ], "start_distance_m": 709.0, "end_distance_m": 759.0, "start_elevation_m": 286.9876054645961, "end_elevation_m": 296.4168953444547, "min_gradient_pct": 3.2433056412957058, "suppressed_max_gradient_pct": 20.69573592739567, "suppressed_location_m": [ 184.0, 234.0 ] }, { "window_m": 100.0, "max_gradient_pct": 17.720062594704075, "diagnostic": false, "flags": [ "structure_excluded", "canopy_or_structure" ], "start_distance_m": 670.0, "end_distance_m": 770.0, "start_elevation_m": 280.66699391859703, "end_elevation_m": 298.3870565133011, "min_gradient_pct": 3.577898619264772, "suppressed_max_gradient_pct": 17.747853814508716, "suppressed_location_m": [ 203.0, 303.0 ] } ], "shape": { "ascent_concentration": 0.398, "concentration_window_frac": 0.25, "longest_pitch_10pct_m": 420.0, "shape_class": "sustained" }, "length_m": 1798.6201634344357, "start_elevation_m": 185.48787243335417, "end_elevation_m": 357.37999493603184, "endpoint_gain_m": 171.89212250267767, "overall_gradient_pct": 9.556888441328962, "accumulated_ascent_m": 172.81253182877438, "window_maxima": { "max_5m": { "gradient_pct": 31.53815524689321, "start_distance_m": 316.0, "end_distance_m": 321.0, "midpoint_distance_m": 318.5, "start_elevation_m": 229.05265184814385, "end_elevation_m": 230.6295596104885, "start_xy": [ 923327.9233378237, 6881557.023894004 ], "end_xy": [ 923332.4179249114, 6881554.83824146 ] }, "max_10m": { "gradient_pct": 26.162893660857947, "start_distance_m": 296.0, "end_distance_m": 306.0, "midpoint_distance_m": 301.0, "start_elevation_m": 225.87718811088493, "end_elevation_m": 228.49347747697072, "start_xy": [ 923309.3490839629, 6881560.517682357 ], "end_xy": [ 923318.8688278546, 6881561.268402128 ] }, "max_20m": { "gradient_pct": 22.34373111100382, "start_distance_m": 286.0, "end_distance_m": 306.0, "midpoint_distance_m": 296.0, "start_elevation_m": 224.02473125476996, "end_elevation_m": 228.49347747697072, "start_xy": [ 923300.907500332, 6881555.892402894 ], "end_xy": [ 923318.8688278546, 6881561.268402128 ] }, "max_25m": { "gradient_pct": 20.620004085555934, "start_distance_m": 282.0, "end_distance_m": 307.0, "midpoint_distance_m": 294.5, "start_elevation_m": 223.46181939654437, "end_elevation_m": 228.61682041793335, "start_xy": [ 923298.1327130832, 6881553.011334389 ], "end_xy": [ 923319.7742788516, 6881560.843951316 ] }, "max_50m": { "gradient_pct": 18.85857975971726, "start_distance_m": 709.0, "end_distance_m": 759.0, "midpoint_distance_m": 734.0, "start_elevation_m": 286.9876054645961, "end_elevation_m": 296.4168953444547, "start_xy": [ 923691.7400710485, 6881448.942857192 ], "end_xy": [ 923738.8369660008, 6881432.153500865 ] }, "max_100m": { "gradient_pct": 17.720062594704075, "start_distance_m": 670.0, "end_distance_m": 770.0, "midpoint_distance_m": 720.0, "start_elevation_m": 280.66699391859703, "end_elevation_m": 298.3870565133011, "start_xy": [ 923654.5547613042, 6881460.686887063 ], "end_xy": [ 923749.4737754954, 6881429.3611964 ] } }, "window_minima": { "min_5m": { "gradient_pct": -1.0489836671968078, "start_distance_m": 1793.0, "end_distance_m": 1798.0, "midpoint_distance_m": 1795.5, "start_elevation_m": 357.44935351639356, "end_elevation_m": 357.3969043330337, "start_xy": [ 924265.3726292567, 6881202.711947134 ], "end_xy": [ 924270.2651655747, 6881201.680885362 ] }, "min_10m": { "gradient_pct": 0.2773680638148335, "start_distance_m": 1788.0, "end_distance_m": 1798.0, "midpoint_distance_m": 1793.0, "start_elevation_m": 357.36916752665223, "end_elevation_m": 357.3969043330337, "start_xy": [ 924260.5516748115, 6881204.033207636 ], "end_xy": [ 924270.2651655747, 6881201.680885362 ] }, "min_20m": { "gradient_pct": 1.659561582799256, "start_distance_m": 1778.0, "end_distance_m": 1798.0, "midpoint_distance_m": 1788.0, "start_elevation_m": 357.06499201647387, "end_elevation_m": 357.3969043330337, "start_xy": [ 924251.1129541514, 6881207.234075271 ], "end_xy": [ 924270.2651655747, 6881201.680885362 ] }, "min_25m": { "gradient_pct": 2.1537924539989035, "start_distance_m": 1773.0, "end_distance_m": 1798.0, "midpoint_distance_m": 1785.5, "start_elevation_m": 356.858456219534, "end_elevation_m": 357.3969043330337, "start_xy": [ 924246.6274198672, 6881209.443143442 ], "end_xy": [ 924270.2651655747, 6881201.680885362 ] }, "min_50m": { "gradient_pct": 3.2433056412957058, "start_distance_m": 1225.0, "end_distance_m": 1275.0, "midpoint_distance_m": 1250.0, "start_elevation_m": 329.1617797079499, "end_elevation_m": 330.78343252859776, "start_xy": [ 923883.8943016679, 6881029.473540053 ], "end_xy": [ 923879.4629403889, 6880979.882469896 ] }, "min_100m": { "gradient_pct": 3.577898619264772, "start_distance_m": 1246.0, "end_distance_m": 1346.0, "midpoint_distance_m": 1296.0, "start_elevation_m": 329.98795098943606, "end_elevation_m": 333.56584960870083, "start_xy": [ 923881.1222278972, 6881008.657305835 ], "end_xy": [ 923920.5280697097, 6881001.642149977 ] } }, "diagnostic_window_maxima": { "max_2m": { "gradient_pct": 41.065728924023404, "start_distance_m": 296.0, "end_distance_m": 298.0, "midpoint_distance_m": 297.0, "start_elevation_m": 225.87718811088493, "end_elevation_m": 226.6985026893654, "start_xy": [ 923309.3490839629, 6881560.517682357 ], "end_xy": [ 923311.2856059016, 6881561.017565124 ] }, "max_3m": { "gradient_pct": 38.7665089979483, "start_distance_m": 296.0, "end_distance_m": 299.0, "midpoint_distance_m": 297.5, "start_elevation_m": 225.87718811088493, "end_elevation_m": 227.04018338082338, "start_xy": [ 923309.3490839629, 6881560.517682357 ], "end_xy": [ 923312.253866871, 6881561.267506507 ] } }, "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, 20.0, 25.0, 50.0, 100.0 ], "windows_unresolved": [], "minima_resited": [], "minima_unresolved": [] }, "overhead_obstruction": { "obstruction_threshold_m": 2.0, "obstructed_fraction": 0.157, "obstruction_max_height_m": 20.7, "flagged_windows_m": [ 2, 3, 5, 10, 20, 25, 50, 100 ] }, "excluded_ranges_m": [ [ 228.0, 233.0 ], [ 360.0, 365.0 ] ], "review": [], "extent": [ "may_start_earlier" ] }, "provenance": { "analysis_version": "0.1.0", "run_manifest": { "manifest_version": "1", "code_git_sha": "16bcc1553fe58b280e0c4a66a3ab0980530490a6", "code_git_dirty": "false", "analysis_version": "0.1.0", "analysis_config_digest": "sha256:8c94015b54267da4", "python": "3.14.4", "numpy": "2.5.3", "rasterio": "1.5.1", "pyproj": "3.8.0", "laspy": "2.7.0", "shapely": "2.1.2", "pyosmium": "4.3.1", "libosmium": "2.23.1", "gdal": "3.12.4", "proj": "9.8.1", "run_id": "fr-ne7", "road_pbf": "block-batch-fr-ne7.osm.pbf", "region_key": "france", "crs": "EPSG:2154", "elevation_provider_key": "ign-lidarhd", "tile_index": "wms-grid", "authority": "bdtopo", "registry_pbf": "france-vosges-2026-09-16.osm.pbf", "tile_index_snapshot": "sha256:18f786cf9fa98070" }, "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:2154", "elevation_resolution_m": 0.5, "elevation_tiles": [ "data/cache/fr/ign-lidarhd_dtm_E923-N6880_0m5@23LHD1PE-2025-01-29.tif", "data/cache/fr/ign-lidarhd_dtm_E923-N6881_0m5@23LHD1PE-2025-01-29.tif", "data/cache/fr/ign-lidarhd_dtm_E924-N6880_0m5@23LHD1PE-2025-01-29.tif", "data/cache/fr/ign-lidarhd_dtm_E924-N6881_0m5@23LHD1PE-2025-01-29.tif" ], "calculated_at": "2026-09-26T17:39:26+00:00", "road_source": "OpenStreetMap (local PBF extract)", "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL", "osm_pbf_path": "data/cache/pbf/block-batch-fr-ne7.osm.pbf", "osm_snapshot": "", "run_id": "fr-ne7", "elevation_provider": "IGN LiDAR HD MNT 0.5 m", "elevation_licence": "Licence Ouverte / Open Licence 2.0 (Etalab) \u2014 \u00a9 IGN, LiDAR HD (MNT/MNS), data.geopf.fr; reproduction autoris\u00e9e avec mention de la source et de la date", "elevation_dataset": "LiDAR HD \u2014 MNT (sol) et MNS (surface), 0,50 m (Institut national de l'information g\u00e9ographique et foresti\u00e8re), RGF93 / Lambert-93 EPSG:2154, altitudes IGN69", "elevation_vertical_datum": "IGN69", "elevation_tile_ids": [ "E923-N6880", "E923-N6881", "E924-N6880", "E924-N6881" ], "elevation_blocks": [ "23LHD1PE@2025-01-29" ], "ign_dalles": [ "LHD_FXX_0923_6881_MNT_O_0M50_LAMB93_IGN69", "LHD_FXX_0923_6882_MNT_O_0M50_LAMB93_IGN69", "LHD_FXX_0924_6881_MNT_O_0M50_LAMB93_IGN69", "LHD_FXX_0924_6882_MNT_O_0M50_LAMB93_IGN69" ], "ign_missions": [ "23LHD1PE" ], "ign_editions": [ "2025-01-29" ], "ign_dsm_edition": { "LHD_FXX_0923_6881_MNT_O_0M50_LAMB93_IGN69": "2025-01-29", "LHD_FXX_0923_6882_MNT_O_0M50_LAMB93_IGN69": "2025-01-29", "LHD_FXX_0924_6881_MNT_O_0M50_LAMB93_IGN69": "2025-01-29", "LHD_FXX_0924_6882_MNT_O_0M50_LAMB93_IGN69": "2025-01-29" }, "climb_origin": "named-pass", "seam_filled_samples": { "count": 0, "distances_m": [] }, "seam_filled_in_maximum": false, "structure_own_ways": 8, "carriageway": { "stations": 78, "stations_resolved": 78, "width_median_m": 6.75, "width_p10_m": 2.42, "width_min_m": 1.0, "width_max_m": 12.0, "bounded_share": 0.244, "unbounded_share": 0.756, "confidence_median": 0.0, "width_median_bounded_m": 6.25, "window_m": [ 282.0, 307.0 ], "width_at_max25_m": 1.75, "window_stations": 7, "single_track": false, "single_track_rule": "PROVISIONAL (2026-09-15): width_p10_m <= 3.0 m with bounded_share >= 0.6; recorded, not a rule", "status": "ok", "source": "dtm", "station_m": 25.0, "window_station_m": 5.0, "halfwidth_m": 6.0, "step_m": 0.25, "level_tol_m": 0.12, "break_min_m": 0.3, "stations_failed": 0, "hedge_to_hedge": { "stations": 78, "stations_resolved": 78, "width_median_m": 8.62, "width_p10_m": 0.5, "width_min_m": 0.5, "width_max_m": 12.0, "bounded_share": 0.603, "unbounded_share": 0.397, "confidence_median": 1.0, "width_median_bounded_m": 6.0, "window_m": [ 282.0, 307.0 ], "width_at_max25_m": 2.75, "window_stations": 7, "status": "ok", "source": "dsm", "station_m": 25.0, "window_station_m": 5.0, "halfwidth_m": 6.0, "step_m": 0.25, "level_tol_m": 0.5, "break_min_m": 0.3, "stations_failed": 0 } }, "license": "ODbL-1.0", "license_url": "https://howsteep.org/licensing" }, "area": { "place": "Arry", "county": "Moselle", "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)" } }