This page explains how Brian Bartley (USATT# 54303)'s rating went from 1985 to 1983 at the Indy Giant RR & 2-Man Team held on - 13 Jun 2004. 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.