This page explains how Viktorian Subonj (USATT# 4479)'s rating went from 2479 to 2471 at the 2012 Southern Open on the JOOLA North American Tour held on - 29 Jul 2012. 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.