This page explains how Alex Averin (USATT# 81774)'s rating went from 1809 to 1775 at the NJTTC 2012 December Open held on - 9 Dec 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.