cluster     1   number of spheres in cluster    15
    1  20.52800 132.60600   2.60000   0.700    1                                
    2  14.22800 129.49100  -6.76800   0.700    2                                
    3  12.85700 127.45200  -6.22100   0.700    3                                
    4  21.18800 132.32201  -0.37700   0.700    4                                
    5  19.33700 128.95200  -4.03000   0.700    5                                
    6  19.41500 129.65401  -1.02900   0.700    6                                
    7  16.28900 128.55701  -4.67600   0.700    7                                
    8  19.00300 131.08299  -0.68500   0.700    8                                
    9  17.10900 127.80100  -3.62400   0.700    9                                
   10  19.64100 131.92000   1.58600   0.700   10                                
   11  15.01500 127.82800  -5.02500   0.700   11                                
   12  18.30700 128.88200  -1.71100   0.700   12                                
   13  14.10000 128.23700  -5.93600   0.700   13                                
   14  19.93300 131.78200   0.27000   0.700   14                                
   15  18.26000 128.57600  -3.03200   0.700   15