This page explains how Shakthi Sriman Nandhakumar (USATT# 270851)'s rating went from 603 to 553 at the PTTC Saturday League event from 23 Jul 2022. 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.