This page explains how Herb Kramer (USATT# 75321)'s rating went from 1237 to 1254 at the Strongsville Open held on - 25 Apr 2009. 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.