This page explains how Xiangyu Liu (USATT# 77056)'s rating went from 1994 to 1962 at the LYTTC Friday Pro League event from 21 Jul 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.