Doug Wruck
USATT#: 10604
| Certified Umpire
1164 1154
Schaumburg $1000 January Open
- 17 Jan 1998
- 17 Jan 1998
This page explains how Doug Wruck (USATT# 10604)'s rating went from 1164 to 1154 at the Schaumburg $1000 January Open held on - 17 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.