This page explains how Tri H. H. Dinh (USATT# 49435)'s rating went from 2223 to 2231 at the Power Pong Open held on - 24 Jan 2009. 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.