William Chan
USATT#: 77422
| Coach Level: Club
1167 1132
QTTC May Open
- 22 May 2011
- 22 May 2011
This page explains how William Chan (USATT# 77422)'s rating went from 1167 to 1132 at the QTTC May Open held on - 22 May 2011. 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.