This page explains how Jeffrey Ito (USATT# 79597)'s rating went from 1670 to 1659 at the LATTA Tournament held on - 26 May 2012. 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.