This page explains how Jia Guo (USATT# 88659)'s rating went from 1241 to 1245 at the Roanoke Open at Sun Tennis Center held on - 26 Jan 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.