This page explains how Shawfe Sung (USATT# 31997)'s rating went from 1644 to 1660 at the Foothills XI Open Gold Dollar Upset held on - 6 Aug 2011. 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.