This page explains how Wes Wolfe (USATT# 11212)'s rating went from 1646 to 1658 at the Portland Giant RR held on - 24 Jan 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.