This page explains how Gary Fang (USATT# 30341)'s rating went from 1705 to 1690 at the Milpitas Sports Center event from 18 Dec 2004. 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.