Des Preston
USATT#: 73084
2120 2114
Boston TTC
11 Sep 2018
11 Sep 2018
This page explains how Des Preston (USATT# 73084)'s rating went from 2120 to 2114 at the Boston TTC event from 11 Sep 2018. 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.