This page explains how Alfred J. Casanova (USATT# 79290)'s rating went from n/a to 1179 at the NYTT May Open held on - 3 May 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.