This page explains how Scott Kressner (USATT# 5021)'s rating went from 1578 to 1571 at the Colorado August Open held on - 31 Aug 1996. 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.