Daniel Petterson
USATT#: 72857
1424 1416
Michigan New Year's Winter Open
7 Jan 2017 - 7 Jan 2017
7 Jan 2017 - 7 Jan 2017
This page explains how Daniel Petterson (USATT# 72857)'s rating went from 1424 to 1416 at the Michigan New Year's Winter Open held on 7 Jan 2017 - 7 Jan 2017. The links below take you to pages that describe various aspects of the rating processor.
Introduction
Initial Rating
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.