This page explains how Ziwen Yu (USATT# 270996)'s rating went from 1157 to 1091 at the FLORIDA ORANGE BLOSSOM TABLE TENNIS SERIES WINTER CLASSIC OPEN 2023 held on 24 Feb 2023 - 25 Feb 2023. 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.