Des Preston
USATT#: 73084
2073 2162
Boston TTC
21 Jan 2020
21 Jan 2020
This page explains how Des Preston (USATT# 73084)'s rating went from 2073 to 2162 at the Boston TTC event from 21 Jan 2020. 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.