This page explains how Donghong Li (USATT# 272987)'s rating went from 1276 to 1286 at the 888 League event from 6 Mar 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.