Sean Koster
USATT#: 212045
1589 1604
2017 Valley of the Sun Open
2 Dec 2017 - 3 Dec 2017
2 Dec 2017 - 3 Dec 2017
This page explains how Sean Koster (USATT# 212045)'s rating went from 1589 to 1604 at the 2017 Valley of the Sun Open held on 2 Dec 2017 - 3 Dec 2017. 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.