This page explains how John W Potter (USATT# 10393)'s rating went from 1907 to 1852 at the 2008 Aliana Open Championships held on - 10 Aug 2008. 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.