Derrick Phan
USATT#: 91909
1863 1819
Sacramento Fall Open
4 Nov 2017 - 4 Nov 2017
4 Nov 2017 - 4 Nov 2017
This page explains how Derrick Phan (USATT# 91909)'s rating went from 1863 to 1819 at the Sacramento Fall Open held on 4 Nov 2017 - 4 Nov 2017. 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.