This page explains how Danny Qun Zhang (USATT# 220501)'s rating went from 1824 to 1828 at the Matchpoint TTC Friday League event from 28 Apr 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.