{ "source": "analytic", "method": "base 60x50x5 + 15 fins 1.5x50x25 at x = 2 + 4k: sums of boxes; fin ends coplanar with the base ends", "body_count": 1, "volume_mm3": 43125.0, "area_mm2": 45725.0, "center_of_mass": [ 30.48913043478261, 25.0, 12.282608695652174 ], "bbox": { "min": [ 0.0, 0.0, 0.0 ], "max": [ 60.0, 50.0, 30.0 ] }, "faces": 66, "note": "faces: bottom, x=0, x=60, y=0 and y=50 (each merged with the fin ends), 16 base-top strips, 15x3 fin faces" }