This page explains how Larry A. Newman (USATT# 11589)'s rating went from 1316 to 1391 at the 1999 Huntsman World Senior Gam held on - 15 Oct 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.