This page explains how Marvin Spira (USATT# 80096)'s rating went from 1474 to 1411 at the FL Orange Blossom Series - Sum held on - 13 Aug 2011. 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.