Ryan Zhou
USATT#: 273740
81 72
PTTC Saturday League
10 Jun 2023
10 Jun 2023
This page explains how Ryan Zhou (USATT# 273740)'s rating went from 81 to 72 at the PTTC Saturday League event from 10 Jun 2023. The links below take you to pages that describe various aspects of the rating processor.
Introduction
Initial Rating
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.