This page explains how Yinghua Cheng (USATT# 54107)'s rating went from 2778 to 2778 at the Meiklejohn National Seniors TT held on - 13 Jun 1999. 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.