This page explains how Tigran Gyonjyan (USATT# 79839)'s rating went from 1881 to 1887 at the 2013 SPTTC March Open held on - 3 Mar 2013. 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.