This page explains how Ed Molenda (USATT# 19152)'s rating went from 1264 to 1265 at the Schaumburg Open held on - 7 Aug 2004. 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.