This page explains how David J. Roddick (USATT# 70987)'s rating went from 1028 to 1029 at the June MCCC RR Open held on - 2 Jun 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.