This page explains how Thomas Mohn (USATT# 16479)'s rating went from 1419 to 1429 at the 2013 Pennsylvania State Championships held on - 21 Apr 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.