This page explains how Brenda K K Nguyen (USATT# 80114)'s rating went from 1455 to 1461 at the Minnesota Saturday Open event from 15 Jan 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.