This page explains how John Beaumont (USATT# 59879)'s rating went from 2030 to 2050 at the 3rd Ann. 1996 Oded Amitz-Lev M held on - 5 Oct 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.