- 30 Sep 2012
This page explains how Mark E. Berg (USATT# 6250)'s rating went from 1848 to 1842 at the Westchester 2012 September Open held on - 30 Sep 2012. The links below take you to pages that describe various aspects of the ratings processor.
The ratings 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.