This page explains how Yuxin Duan (USATT# 275000)'s rating went from n/a to 600 at the 888 League event from 17 Jul 2022. The links below take you to pages that describe various aspects of the rating processor.

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.