This page explains how Deane Chickering (USATT# 71925)'s rating went from 1637 to 1609 at the Ocala Open Orange Blossom Tour held on - 8 Nov 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.