This page explains how Ricky Yuen (USATT# 154093)'s rating went from n/a to 1604 at the Los Angeles Table Tennis Association event from 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.