Joseph S. Helfand
USATT#: 6564
| Coach Level: Club | National Referee | International Umpire
1383 1421
Davison September Open
- 29 Sep 2001
- 29 Sep 2001
This page explains how Joseph S. Helfand (USATT# 6564)'s rating went from 1383 to 1421 at the Davison September Open held on - 29 Sep 2001. 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.