This page explains how Wan Yee Cheung (USATT# 54068)'s rating went from 1840 to 1706 at the US Open held on - 4 Jul 1994. 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.