David J. Marcus
USATT#: 31308
| Coach Level: Club | Certified Referee | National Umpire
1710 1683
Boston September Open
- 15 Sep 2002
- 15 Sep 2002
This page explains how David J. Marcus (USATT# 31308)'s rating went from 1710 to 1683 at the Boston September Open held on - 15 Sep 2002. 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.