This page explains how Eugene Zhang (USATT# 215719)'s rating went from 1277 to 1273 at the MDTTC June Open held on 17 Jun 2022 - 18 Jun 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.