This page explains how Mahadevan Arivazhakan (USATT# 97451)'s rating went from 1623 to 1636 at the WCTTA Saturday League event from 9 Feb 2019. 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.