This page explains how Dhinaker Thangavelu (USATT# 60339)'s rating went from 1897 to 1884 at the Arizona State Championship held on - 17 May 1998. 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.