This page explains how Jim Hayford (USATT# 6526)'s rating went from 1850 to 1834 at the 1995 Tri-State Open held on - 7 May 1995. 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.