Des Preston
USATT#: 73084
2141 2144
Boston TTC
13 Nov 2018
13 Nov 2018
This page explains how Des Preston (USATT# 73084)'s rating went from 2141 to 2144 at the Boston TTC event from 13 Nov 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.