This page explains how Tae-Hyun Kim (USATT# 86341)'s rating went from 850 to 858 at the LATTF event from 9 Nov 2011. 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.