This page explains how Yvonne M. Kronlage (USATT# 7434)'s rating went from 1541 to 1558 at the Maryland Closed held on - 31 May 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.