This page explains how Kamran Khairzad (USATT# 14004)'s rating went from 1573 to 1620 at the High Desert Open held on - 7 Nov 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.