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"end_distance_m": 1198.0, "midpoint_distance_m": 1196.5, "start_elevation_m": 1080.9105393763336, "end_elevation_m": 1081.6790152096683, "start_xy": [ 959145.4274779836, 6635492.302285227 ], "end_xy": [ 959148.0368287439, 6635493.782585403 ] } }, "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). 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