This page explains how Charlie JT Wang (USATT# 94523)'s rating went from 1949 to 1932 at the Topspin Advanced League event from 27 Sep 2017. 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.