This page explains how Quang Nguyen (USATT# 219494)'s rating went from 1917 to 1883 at the HITTA Weekly League event from 10 Jul 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.