This page explains how Kevin Luck (USATT# 6817)'s rating went from 1295 to 1225 at the Lindenwood Fall Open held on - 19 Apr 2015. 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.