Donald C. Hayden
USATT#: 51994
1555 1550
Davison April Open
- 21 Apr 2001
- 21 Apr 2001
This page explains how Donald C. Hayden (USATT# 51994)'s rating went from 1555 to 1550 at the Davison April Open held on - 21 Apr 2001. 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.