This page explains how Steven Claflin (USATT# 18138)'s rating went from 1920 to 1940 at the 2011 Austin Fall Open Table Tennis Tournament held on - 22 Oct 2011. 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.