This page explains how Tarun Chawla (USATT# 87426)'s rating went from 1748 to 1715 at the November Open held on - 16 Nov 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.