cluster     1   number of spheres in cluster     8
    1  -0.56800  45.89400  12.72800   0.700    1                                
    2   0.81800  46.24500  13.26600   0.700    2                                
    3  -1.67900  46.02800  13.78500   0.700    3                                
    4  -1.40100  45.17200  15.03900   0.700    4                                
    5  -1.86000  47.43100  14.14700   0.700    5                                
    6  -1.59500  45.63700  16.19900   0.700    6                                
    7   0.97900  47.15700  14.08900   0.700    7                                
    8  -1.00500  43.98500  14.92100   0.700    8