This page explains how Dmitriy Zhitomirskiy (USATT# 90656)'s rating went from 1411 to 1330 at the NYISC August 2015 Open held on - 23 Aug 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.