cluster     1   number of spheres in cluster    16
    1  -0.57000 -13.01100  15.15300   0.700    1                                
    2  -1.90600 -14.86600  15.92800   0.700    2                                
    3  -0.97800 -12.27400  16.25300   0.700    3                                
    4  -2.32100 -14.11900  17.04600   0.700    4                                
    5  -1.41800 -17.42300  11.38900   0.700    5                                
    6  -0.56300 -15.04200  13.80700   0.700    6                                
    7  -1.04300 -14.30100  14.98900   0.700    7                                
    8  -1.84400 -12.81800  17.19800   0.700    8                                
    9  -2.19300 -16.53600  10.45000   0.700    9                                
   10  -2.23100 -11.95300  18.36000   0.700   10                                
   11  -1.89900 -10.65900  18.31300   0.700   11                                
   12  -2.84900 -12.43100  19.35500   0.700   12                                
   13  -1.15500 -16.04900  13.33200   0.700   13                                
   14  -3.00900 -17.10900   9.57100   0.700   14                                
   15  -2.09300 -15.31100  10.47800   0.700   15                                
   16  -0.58700 -16.63900  12.23800   0.700   16