This page explains how Marco S Makkar (USATT# 32732)'s rating went from 1457 to 1406 at the NYTTF Open held on - 18 Oct 2009. 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.