This page explains how Lewis Pierce (USATT# 89696)'s rating went from 1120 to 1163 at the 2014 Austin Spring Classic Round Robin Tournament held on - 12 Apr 2014. 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.