This page explains how Min Xin Guo (USATT# 59583)'s rating went from 2208 to 2170 at the NYITTC September 2010 Open held on - 3 Oct 2010. 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.