This page explains how Stephen Freedman (USATT# 76835)'s rating went from 1590 to 1609 at the 2010 Hawaii Island Open held on - 14 Nov 2010. 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.