This page explains how Honghe Zhao (USATT# 928345)'s rating went from 1555 to 1520 at the Austin Table Tennis League event from 24 May 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.