David J. Marcus
USATT#: 31308
| Coach Level: Club | Certified Referee | National Umpire
1819 1847
1998 New Hampshire RR Open
- 11 Jan 1998
- 11 Jan 1998
This page explains how David J. Marcus (USATT# 31308)'s rating went from 1819 to 1847 at the 1998 New Hampshire RR Open held on - 11 Jan 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.