This page explains how Xianghua Xiao (USATT# 927831)'s rating went from 979 to 1021 at the Austin Table Tennis League event from 19 May 2016. 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.