cluster     1   number of spheres in cluster    18
    1   2.12200 -18.35400  15.04200   0.700    1                                
    2   1.97500 -19.07400  12.64100   0.700    2                                
    3  -1.19000 -15.03500  16.39100   0.700    3                                
    4  -1.01300 -13.09300  14.94200   0.700    4                                
    5  -1.61200 -14.21100  17.44900   0.700    5                                
    6  -1.43500 -12.27600  15.98700   0.700    6                                
    7  -0.43200 -15.30800  14.04100   0.700    7                                
    8  -0.90700 -14.46100  15.14600   0.700    8                                
    9  -1.74000 -12.83500  17.23200   0.700    9                                
   10  -2.17600 -11.92700  18.34300   0.700   10                                
   11  -0.04600 -19.14100  14.10300   0.700   11                                
   12   1.23800 -18.40500  13.79500   0.700   12                                
   13  -2.87100 -12.39100  19.38800   0.700   13                                
   14  -1.86400 -10.70600  18.25900   0.700   14                                
   15   0.35900 -16.24200  14.35800   0.700   15                                
   16  -1.12800 -18.96000  13.35000   0.700   16                                
   17  -0.13100 -19.87900  15.06200   0.700   17                                
   18   0.86900 -17.07900  13.41100   0.700   18