This page explains how Yuzhang Gao (USATT# 93176)'s rating went from 1853 to 1845 at the The Top Spin Saturday League event from 4 Oct 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.