This page explains how Jerald C. Williams (USATT# 70898)'s rating went from 1812 to 1757 at the 2014 NNTTC Joola Open held on - 22 Jun 2014. The links below take you to pages that describe various aspects of the rating processor.

The rating processor goes through 4 passes in order. The links take you to pages that provide detailed explanations of the calculations during each of the 4 passes.