Donald B. Hayes
USATT#: 50664
| Coach Level: Club | Certified Umpire
2052 2043
NJTTC May Open
- 19 May 1996
- 19 May 1996
This page explains how Donald B. Hayes (USATT# 50664)'s rating went from 2052 to 2043 at the NJTTC May Open held on - 19 May 1996. 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.