This page explains how Paul C.T. Liu (USATT# 1628)'s rating went from 1245 to 1260 at the Springfield MO 2Star TT Open C held on - 14 Jun 2003. 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.