Derrick Phan
USATT#: 91909
2226 2109
2019 US Nationals
30 Jun 2019 - 5 Jul 2019
30 Jun 2019 - 5 Jul 2019
This page explains how Derrick Phan (USATT# 91909)'s rating went from 2226 to 2109 at the 2019 US Nationals held on 30 Jun 2019 - 5 Jul 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.