Des Preston
USATT#: 73084
2167 2123
Boston TTC
29 Nov 2016
29 Nov 2016
This page explains how Des Preston (USATT# 73084)'s rating went from 2167 to 2123 at the Boston TTC event from 29 Nov 2016. 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.