This page explains how Harold Moy (USATT# 87538)'s rating went from 1646 to 1636 at the Michigan Closed State Finals held on - 22 Jun 2014. 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.