Sean Koster
USATT#: 212045
1576 1577
TT&M Friday Night Butterfly League
23 Aug 2019
23 Aug 2019
This page explains how Sean Koster (USATT# 212045)'s rating went from 1576 to 1577 at the TT&M Friday Night Butterfly League event from 23 Aug 2019. 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.