This page explains how Guenther Schroeder (USATT# 9813)'s rating went from 1765 to 1790 at the Davison May Open held on - 22 May 1999. 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.