18 Jan 2020 - 18 Jan 2020
This page explains how Erxi Wu (USATT# 97848)'s rating went from 1690 to 1684 at the 2020 Austin Winter Open held on 18 Jan 2020 - 18 Jan 2020. The links below take you to pages that describe various aspects of the ratings processor.
The ratings 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.