This page explains how Jing Yuan (USATT# 927761)'s rating went from 1023 to 1011 at the PTTC Saturday League event from 30 Jun 2018. 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.