This page explains how Viktor Troppmann (USATT# 49728)'s rating went from 1418 to 1400 at the Long Beach Table Tennis League event from 28 Aug 2010. 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.