This page explains how Tuan-Anh Ngoc Tran (USATT# 52187)'s rating went from 2271 to 2255 at the Houston Summer Open held on - 11 Aug 1996. 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.