This page explains how Daniel Petterson (USATT# 72857)'s rating went from 1416 to 1507 at the 83rd Michigan Championships held on 8 Apr 2017 - 9 Apr 2017. 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.