Derrick Cone
USATT#: 64672
2025 2020
Arizona Open
- 20 Feb 2005
- 20 Feb 2005
This page explains how Derrick Cone (USATT# 64672)'s rating went from 2025 to 2020 at the Arizona Open held on - 20 Feb 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.