This page explains how Luciano (Lou) Radoslovich (USATT# 9296)'s rating went from 1159 to 1138 at the Long Island December Open Cham held on - 12 Dec 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.