Des Preston
USATT#: 73084
2093 2117
Boston TTC
20 Oct 2015
20 Oct 2015
This page explains how Des Preston (USATT# 73084)'s rating went from 2093 to 2117 at the Boston TTC event from 20 Oct 2015. 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.