This page explains how Gideon Teitel (USATT# 75508)'s rating went from 2083 to 2091 at the Westchester 2016 April Open held on 23 Apr 2016 - 24 Apr 2016. 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.