Donald B. Hayes
USATT#: 50664
| Coach Level: Club | Certified Umpire
2210 2090
2010 US Open
- 3 Jul 2010
- 3 Jul 2010
This page explains how Donald B. Hayes (USATT# 50664)'s rating went from 2210 to 2090 at the 2010 US Open held on - 3 Jul 2010. 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.