This page explains how David Livings (USATT# 16495)'s rating went from 1688 to 1707 at the Waco TT Tournament held on - 28 Jul 2007. 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.