This page explains how Samer Chaar (USATT# 22570)'s rating went from 2024 to 2010 at the Arkansas Open held on - 1 Oct 2005. 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.