If all of the balls were perfect and racked perfectly, how would the balls move after a perfect break?

Here is an interesting analysis and simulation showing the results of a perfect break with perfect balls by Jim Belk of Bard College. Here is one of the results, assuming everything is perfect, with elastic (Hertzian) compression of the balls:

pool break simulation

Here’s an example of a very symmetrical 10-ball break pocketing both 2nd-row balls in the sides:


Dr. Dave keeps this site commercial free, with no ads. If you appreciate the free resources, please consider making a one-time or monthly donation to show your support: