This page explains how Merr W. Trumbore (USATT# 10675)'s rating went from 1777 to 1771 at the Crossover Table Tennis League event from 21 Feb 2006. 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.