William Feng
USATT#: 222276
1142 828
2019 US Nationals
30 Jun 2019 - 5 Jul 2019
30 Jun 2019 - 5 Jul 2019
This page explains how William Feng (USATT# 222276)'s rating went from 1142 to 828 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.