This page explains how Derek May (USATT# 8144)'s rating went from 2483 to 2499 at the US Men's Team Trials held on - 22 Feb 1995. 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.