This page explains how Dharmaraj Coona (USATT# 85618)'s rating went from 1826 to 1793 at the Arkansas Open Championships held on - 26 Sep 2015. 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.