Des Preston
USATT#: 73084
2067 2043
Boston TTC
16 Jul 2019
16 Jul 2019
This page explains how Des Preston (USATT# 73084)'s rating went from 2067 to 2043 at the Boston TTC event from 16 Jul 2019. 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.