This page explains how Lily Zhang (USATT# 31126)'s rating went from 2320 to 2337 at the 2010 US National Team Trials held on - 5 Mar 2010. 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.