This page explains how Robert Shahnazari (USATT# 10437)'s rating went from 2162 to 2148 at the ICC STIGA California Open held on - 6 Dec 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.