This page explains how Craig S. Sental (USATT# 9891)'s rating went from 1578 to 1559 at the NJTTC - Fall Open held on - 10 Dec 2000. 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.