This page explains how Liren Zhang (USATT# 1157612)'s rating went from 2098 to 2113 at the Westford TTC March 2023 Open held on 5 Mar 2023 - 5 Mar 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.