Ione Chan
USATT#: 25100
698 549
888 League
10 Oct 2021
10 Oct 2021
This page explains how Ione Chan (USATT# 25100)'s rating went from 698 to 549 at the 888 League event from 10 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.