This page explains how Emmanuel K. Amankrah (USATT# 20261)'s rating went from 1313 to 1281 at the Sports Fitness Player Series held on - 7 Oct 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.