Joe Pierotti
USATT#: 16090
1801 1742
TT&M Friday Night Butterfly League
20 Jan 2017
20 Jan 2017
This page explains how Joe Pierotti (USATT# 16090)'s rating went from 1801 to 1742 at the TT&M Friday Night Butterfly League event from 20 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.