This page explains how Richard Qu (USATT# 276133)'s rating went from 1190 to 1175 at the NJTTC Monday League event from 7 May 2012. 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.