mid: 1322
url: ftp://avalon.viewpoint.com/pub/objects/aircraft/helicopters/non_military/hughes_500_obj.zip
ref_url: 
format: obj 
pid: 47960
polygons: 1270
connected_components: 20
average_dihedral_angle: 0.661717
bounding_box: xmin = 0.025, ymin = 0.025, zmin = 0.025, xmax = 0.858476, ymax = 0.975, zmax = 0.290439
avg_depth: 1.336193
center: (0.441459,0.518083,0.192625)
scale: 0.352883
principle_axes: (0.003030,-0.997879,-0.065027), (0.999994,0.002931,0.001613), (-0.001419,-0.065032,0.997882)
principle_values: (0.032993,0.010953,0.003153)