This page explains how Khanh Duong (USATT# 27824)'s rating went from 2268 to 2274 at the OCTTA April 2018 Open held on 31 Mar 2018 - 1 Apr 2018. 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.