This page explains how Walter Wong (USATT# 63298)'s rating went from 1316 to 1340 at the Sam Lima Mem TTT held on - 31 Aug 1997. 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.