This page explains how Zoltan Boldy (USATT# 2783)'s rating went from 2173 to 2169 at the Potomac Spring Open held on - 16 Apr 1995. 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.