Joseph S. Helfand
USATT#: 6564
| Coach Level: Club | National Referee | International Umpire
1590 1609
January Open
- 27 Jan 2007
- 27 Jan 2007
This page explains how Joseph S. Helfand (USATT# 6564)'s rating went from 1590 to 1609 at the January Open held on - 27 Jan 2007. 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.