This page explains how Steve Federico (USATT# 5724)'s rating went from 1899 to 1887 at the Robopong February 2013 Broward TTC Open held on - 17 Feb 2013. 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.