Sean Koster
USATT#: 212045
1572 1677
TT&M Friday Night Butterfly League
18 May 2018
18 May 2018
This page explains how Sean Koster (USATT# 212045)'s rating went from 1572 to 1677 at the TT&M Friday Night Butterfly League event from 18 May 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.