This page explains how Alfred Palumbo (USATT# 14369)'s rating went from 1454 to 1434 at the Land O' Lakes Table Tennis Club event from 30 Jul 2011. 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.