This page explains how Wes Wolfe (USATT# 11212)'s rating went from 1694 to 1646 at the Portland TT Double RR held on - 6 Dec 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.