Barry Dattel
USATT#: 5221
| Coach Level: Regional | Certified Referee | Certified Umpire
2391 2374
US Nationals
- 19 Dec 1999
- 19 Dec 1999
This page explains how Barry Dattel (USATT# 5221)'s rating went from 2391 to 2374 at the US Nationals held on - 19 Dec 1999. 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.