Wally Barber
USATT#: 62880
837 811
2009 Winter Grand Canyon State
- 29 Mar 2009
- 29 Mar 2009
This page explains how Wally Barber (USATT# 62880)'s rating went from 837 to 811 at the 2009 Winter Grand Canyon State held on - 29 Mar 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.