Stephen MacDonald
USATT#: 1164507
1494 1509
2022 Phoenix Open & Giant Round Robin
5 Feb 2022 - 6 Feb 2022
5 Feb 2022 - 6 Feb 2022
This page explains how Stephen MacDonald (USATT# 1164507)'s rating went from 1494 to 1509 at the 2022 Phoenix Open & Giant Round Robin held on 5 Feb 2022 - 6 Feb 2022. 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.