William Chan
USATT#: 77422
| Coach Level: Club
1841 1832
Boston TTC
28 May 2019
28 May 2019
This page explains how William Chan (USATT# 77422)'s rating went from 1841 to 1832 at the Boston TTC event from 28 May 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.