Donald B. Hayes
USATT#: 50664
| Coach Level: Club | Certified Umpire
2038 2142
2006 N. American Teams Open Ch
- 26 Nov 2006
- 26 Nov 2006
This page explains how Donald B. Hayes (USATT# 50664)'s rating went from 2038 to 2142 at the 2006 N. American Teams Open Ch held on - 26 Nov 2006. 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.