density type = X
 reading  ../rec.ms                                                                          type   R
 # of atoms =   1988   # of surf pts =  18958
 finding spheres for   ../rec.ms                                                                       
 dotlim =     0.000
 radmax =    5.000
 Minimum radius of acceptable spheres?
   1.4000000    
 output to  sph                                                                             
 clustering is complete     18  clusters