Joan Rizzo
USATT#: 29844
638 636
Valley of the Sun Open
- 5 Dec 2004
- 5 Dec 2004
This page explains how Joan Rizzo (USATT# 29844)'s rating went from 638 to 636 at the Valley of the Sun Open held on - 5 Dec 2004. 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.