This page explains how Ralph C. Bockoven (USATT# 4312)'s rating went from 2118 to 2110 at the MATTBC event from 10 Jan 2014. 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.