David Guan
USATT#: 217271
1412 1412
2019 Butterfly WDCTT September Open
21 Sep 2019 - 22 Sep 2019
21 Sep 2019 - 22 Sep 2019
This page explains how David Guan (USATT# 217271)'s rating went from 1412 to 1412 at the 2019 Butterfly WDCTT September Open held on 21 Sep 2019 - 22 Sep 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.