David J. Marcus
USATT#: 31308
| Coach Level: Club | Certified Referee | National Umpire
1770 1711
1998 Arizona Open
- 22 Feb 1998
- 22 Feb 1998
This page explains how David J. Marcus (USATT# 31308)'s rating went from 1770 to 1711 at the 1998 Arizona Open held on - 22 Feb 1998. 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.