This page explains how Judy Hoarfrost (USATT# 6692)'s rating went from 1956 to 1927 at the 1998 Pacific Rim Open held on - 8 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.