This page explains how Ethan Ruan (USATT# 91924)'s rating went from 471 to 1110 at the Atlanta Open Giant Round Robin U2000 held on - 7 Jun 2014. 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.