Joseph S. Helfand
USATT#: 6564
| Coach Level: Club | National Referee | International Umpire
1430 1428
Davison November Open
- 23 Nov 2002
- 23 Nov 2002
This page explains how Joseph S. Helfand (USATT# 6564)'s rating went from 1430 to 1428 at the Davison November Open held on - 23 Nov 2002. 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.