This page explains how Harold E. Fredrickson (USATT# 5900)'s rating went from 1133 to 1135 at the TCTTA Friday League event from 11 Oct 2013. 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.