Hsu-Chang Lu
USATT#: 84845
1840 1820
LYTTC Friday Pro League
1 Oct 2021
1 Oct 2021
This page explains how Hsu-Chang Lu (USATT# 84845)'s rating went from 1840 to 1820 at the LYTTC Friday Pro League event from 1 Oct 2021. 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.