This page explains how Edwin I Nusinow (USATT# 215524)'s rating went from 1830 to 1845 at the Dayton Giant RR Open held on - 10 Apr 1999. 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.