Joe Pierotti
USATT#: 16090
1537 1519
Arizona Open
- 22 Feb 2009
- 22 Feb 2009
This page explains how Joe Pierotti (USATT# 16090)'s rating went from 1537 to 1519 at the Arizona Open held on - 22 Feb 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.