This page explains how Yude Chan (USATT# 75209)'s rating went from 1620 to 1599 at the Los Angeles Table Tennis Association event from 12 Jan 2013. 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.