Barry Dattel
USATT#: 5221
| Coach Level: Regional | Certified Referee | Certified Umpire
2295 2269
Long Island September Open Cha
- 26 Sep 1999
- 26 Sep 1999
This page explains how Barry Dattel (USATT# 5221)'s rating went from 2295 to 2269 at the Long Island September Open Cha held on - 26 Sep 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.