This page explains how Steve Federico (USATT# 5724)'s rating went from 1947 to 1957 at the 10/10 Chinese One Day RR held on - 9 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.