This page explains how Claude D. Jones (USATT# 7065)'s rating went from 2006 to 1985 at the 1998 Sunbelt TTT Champs held on - 12 Sep 1998. 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.