This page explains how Devaditya Dassarma (USATT# 86001)'s rating went from 1661 to 1572 at the Topspin Open League event from 15 May 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.