Richard A. Dewitt
USATT#: 47261
2233 2221
2009 Spinathon
- 24 May 2009
- 24 May 2009
This page explains how Richard A. Dewitt (USATT# 47261)'s rating went from 2233 to 2221 at the 2009 Spinathon held on - 24 May 2009. 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.