This page explains how Keang Chong (USATT# 219481)'s rating went from 1388 to 1334 at the Paddle Palace Atlanta Fall Open held on 10 Sep 2022 - 11 Sep 2022. 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.