This page explains how Kangjian Shao (USATT# 1173520)'s rating went from 1814 to 1858 at the Westchester October 2023 Open held on 28 Oct 2023 - 29 Oct 2023. 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.