This page explains how Peter Chen (USATT# 17737)'s rating went from 2186 to 2170 at the Meiklejohn National Seniors TT held on - 10 Jun 2001. 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.