This page explains how Wucheng Tao (USATT# 88721)'s rating went from 2096 to 2092 at the Swan Sunday League event from 5 May 2019. 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.