Des Preston
USATT#: 73084
2129 2123
Boston TTC
14 Apr 2015
14 Apr 2015
This page explains how Des Preston (USATT# 73084)'s rating went from 2129 to 2123 at the Boston TTC event from 14 Apr 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.