This page explains how Viet Nguyen (USATT# 273018)'s rating went from 1552 to 1569 at the HITTA Weekly League event from 28 May 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.