Sean Koster
USATT#: 212045
1812 1722
North-West La Open 2** Sanctioned Tournament
18 Nov 2018 - 18 Nov 2018
18 Nov 2018 - 18 Nov 2018
This page explains how Sean Koster (USATT# 212045)'s rating went from 1812 to 1722 at the North-West La Open 2** Sanctioned Tournament held on 18 Nov 2018 - 18 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.