mem objid      area   centerx   centery    aspect max10mspd  matchmem matchobid matchtint
   0     0       770       705       334  0.235103 14.833004        -1        -1         -1 
   3     1      1434       713       328  0.252118 15.895495         0         0 0.68613193851804311 
   4     2       667       699       351  0.288997 15.687484         0         0 0.84514524759734855 
   4     3       697       856       549  0.692532 16.507484        -1        -1         -1 
   5     4      1466       712       327  0.287943 14.978779         0         0 0.63585968209681587