This page explains how Mike Fraher (USATT# 12332)'s rating went from 1248 to 1283 at the Tri-Cities Spring RR held on - 19 Apr 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.