This page explains how Cyril J. Mikula (USATT# 15962)'s rating went from 1225 to 1243 at the Arizona Closed held on - 25 Apr 2004. 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.