This page explains how Daniel Notestein (USATT# 20779)'s rating went from 1734 to 1737 at the Butterfly/East Gate Open Serie held on - 12 Dec 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.