Roy Zhou
USATT#: 198129
921 883
WCTTA Saturday League
13 Apr 2019
13 Apr 2019
This page explains how Roy Zhou (USATT# 198129)'s rating went from 921 to 883 at the WCTTA Saturday League event from 13 Apr 2019. 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.