This page explains how Xianghua Xiao (USATT# 927831)'s rating went from 1152 to 1133 at the Austin Table Tennis League event from 15 Sep 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.