James Petrie
USATT#: 55556
1302 1273
Grand Canyon State Summer Game
- 4 Jun 2005
- 4 Jun 2005
This page explains how James Petrie (USATT# 55556)'s rating went from 1302 to 1273 at the Grand Canyon State Summer Game held on - 4 Jun 2005. 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.