This page explains how Don Husmann (USATT# 20881)'s rating went from 1015 to 1038 at the Framingham November Open held on - 13 Nov 2005. 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.