This page explains how Robert B Carra (USATT# 28667)'s rating went from 1775 to 1735 at the Central FL Winter Giant RR Ope held on - 13 Mar 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.