This page explains how Jonathan Hirata (USATT# 70449)'s rating went from 1333 to 1320 at the Maui USATT League event from 22 Jun 2006. 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.