This page explains how Jingsheng Li(Jim) (USATT# 222848)'s rating went from 1468 to 1438 at the 888 League event from 3 Oct 2021. 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.