This page explains how John Jarema (USATT# 6975)'s rating went from 2057 to 2044 at the 1998 US Open held on - 5 Jul 1998. 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.