This page explains how Ziwei Shen (USATT# 1166078)'s rating went from 1138 to 1137 at the 2023 August Open @ Princeton Pong held on 5 Aug 2023 - 6 Aug 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.