This page explains how Jerry Li (USATT# 200240)'s rating went from 1550 to 1546 at the MTTC 99 Open held on - 24 Jul 1999. 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.