Barry Dattel
USATT#: 5221
| Coach Level: Regional | Certified Referee | Certified Umpire
2256 2228
2010 US Nationals
- 18 Dec 2010
- 18 Dec 2010
This page explains how Barry Dattel (USATT# 5221)'s rating went from 2256 to 2228 at the 2010 US Nationals held on - 18 Dec 2010. 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.