This page explains how Babak Fakharpour (USATT# 61392)'s rating went from 1944 to 1931 at the Kentuckiana League event from 22 Dec 2008. 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.