Joseph S. Helfand
USATT#: 6564
| Coach Level: Club | National Referee | International Umpire
1479 1477
May Open
- 31 May 2014
- 31 May 2014
This page explains how Joseph S. Helfand (USATT# 6564)'s rating went from 1479 to 1477 at the May Open held on - 31 May 2014. 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.