This page explains how Terry K. Brecheisen (USATT# 39903)'s rating went from 1270 to 1244 at the Harlings Upstairs event from 15 Aug 2012. 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.