Isodensity contour plots for the trailing tail of the cluster for different N-body simulations having orbits with v_r = −44.3 km s^-1 and v_t = 80 km s^-1 (upper left panel), v_r = −44.3 km s^-1 and v_t = 89 km s^-1 (upper right panel), v_r = −44.3 km s^-1 and v_t = 91 km s^-1 (middle left panel), v_r = −44.3 km s^-1 and v_t = 110 km s^-1 (middle right panel), v_r = −42 km s^-1 and v_t = 90 km s^-1 (bottom left panel), v_r = −46 km s^-1 and v_t = 90 km s^-1 (bottom right panel). See upper panel of Fig. 2 for a comparison with the isodensity contours of the standard orbit