This page explains how Howard P. Grossman (USATT# 6295)'s rating went from 1970 to 1988 at the 2008 Bellevue Fall Open held on - 28 Sep 2008. 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.