This page explains how Chase Bockoven (USATT# 70138)'s rating went from 1707 to 1704 at the Frank Dwelly Cup held on - 15 Mar 2009. 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.