This page explains how Don Ray Hamilton (USATT# 27945)'s rating went from 2175 to 2191 at the Paddle Palace Akron Open held on 11 Dec 2015 - 12 Dec 2015. 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.