This page explains how Stan J. Kuzia (USATT# 51140)'s rating went from 1542 to 1450 at the Bay State Giant SS held on - 30 Apr 2000. 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.