This page explains how Bochao Li (USATT# 90978)'s rating went from 2617 to 2624 at the Westchester 2013 July Open held on - 21 Jul 2013. 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.