Michael Zhang
USATT#: 89100
| Certified Umpire
615 606
US Open
- 6 Jul 2013
- 6 Jul 2013
This page explains how Michael Zhang (USATT# 89100)'s rating went from 615 to 606 at the US Open held on - 6 Jul 2013. 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.