This page explains how Niranjan Sivaraman (USATT# 83772)'s rating went from 1180 to 1277 at the 2012 Austin Winter Classic Round Robin held on - 26 Feb 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.