William Chan
USATT#: 77422
| Coach Level: Club
1687 1691
Westford TTC 2019 October Open
5 Oct 2019 - 5 Oct 2019
5 Oct 2019 - 5 Oct 2019
This page explains how William Chan (USATT# 77422)'s rating went from 1687 to 1691 at the Westford TTC 2019 October Open held on 5 Oct 2019 - 5 Oct 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.