This page explains how Steven Horowitz (USATT# 6796)'s rating went from 1943 to 1950 at the Westchester 2012 August Open held on - 19 Aug 2012. 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.