This page explains how Robert G. Johnson (USATT# 15048)'s rating went from 1306 to 1305 at the Central FL Spring Giant RR 200 held on - 15 May 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.