This page explains how Jerry Vasquez (USATT# 59330)'s rating went from 2170 to 2151 at the GHTTC April 2013 Open held on - 21 Apr 2013. 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.