This page explains how Charles Brooks (USATT# 58499)'s rating went from 1391 to 1317 at the Bluff City Team Championships held on - 12 Apr 1997. 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.