This page explains how Hiroshi Koshimoto (USATT# 59772)'s rating went from 1482 to 1430 at the Meiklejohn North American Seni held on - 4 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.