This page explains how Vladimir Altman (USATT# 64147)'s rating went from 2012 to 2005 at the 2nd Tallgrass Prairie Open held on - 31 May 2003. 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.