William D. Goodfellow
USATT#: 90074
1309 1318
September Open
- 12 Sep 2015
- 12 Sep 2015
This page explains how William D. Goodfellow (USATT# 90074)'s rating went from 1309 to 1318 at the September Open held on - 12 Sep 2015. 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.