This page explains how Amory A. Aldrich (USATT# 62984)'s rating went from 871 to 913 at the Strike One May Open held on - 27 May 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.