Derrick Cone
USATT#: 64672
1948 1898
2019 Arizona Closed (AZ State Championship)
18 May 2019 - 19 May 2019
18 May 2019 - 19 May 2019
This page explains how Derrick Cone (USATT# 64672)'s rating went from 1948 to 1898 at the 2019 Arizona Closed (AZ State Championship) held on 18 May 2019 - 19 May 2019. 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.