This page explains how Vishaal Kanitkar (USATT# 72838)'s rating went from 589 to 623 at the NJTTC Monday League event from 21 Jan 2008. 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.