Weimin He
USATT#: 212250
1890 1857
September Open
7 Sep 2019 - 7 Sep 2019
7 Sep 2019 - 7 Sep 2019
This page explains how Weimin He (USATT# 212250)'s rating went from 1890 to 1857 at the September Open held on 7 Sep 2019 - 7 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.