This page explains how Harrison Ngo (USATT# 89471)'s rating went from 1788 to 1816 at the 2014 Decatur Open held on - 16 Aug 2014. 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.