ITEM: TIMESTEP 0 ITEM: NUMBER OF ATOMS 4 ITEM: BOX BOUNDS pp pp pp 0.0000000000000000e+00 2.0388799999999998e+00 0.0000000000000000e+00 2.0388799999999998e+00 0.0000000000000000e+00 2.0388799999999998e+00 ITEM: ATOMS id type v_x_metal v_y_metal v_z_metal v_fx_metal v_fy_metal v_fz_metal 1 1 0.0000000 0.0000000 0.0000000 nan nan -nan 2 1 1.0194400 1.0194400 0.0000000 nan nan nan 3 1 1.0194400 0.0000000 1.0194400 nan nan nan 4 1 0.0000000 1.0194400 1.0194400 nan nan nan