This page explains how Richard Catlin (USATT# 30231)'s rating went from 1900 to 1888 at the 2000 Kansas Late Winter Classi held on - 11 Mar 2000. 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.