This page explains how Kurtison R. Lynch (USATT# 58927)'s rating went from 2140 to 2138 at the Potomac Fall Open held on - 22 Nov 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.