This page explains how Stephen Seipp (USATT# 3875)'s rating went from 1303 to 1395 at the St. Louis Gateway Open held on - 6 Aug 2000. 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.