This page explains how Mahadevan Arivazhakan (USATT# 97451)'s rating went from 613 to 619 at the WCTTA Saturday League event from 26 Mar 2016. 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.