This page explains how David W. Jones (USATT# 6133)'s rating went from 1032 to 1015 at the 2013 DFWTT Fall Open held on - 9 Nov 2013. 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.