Davina Isenberg
USATT#: 264091
1263 1254
TT&M Friday Night Butterfly League
25 Jan 2019
25 Jan 2019
This page explains how Davina Isenberg (USATT# 264091)'s rating went from 1263 to 1254 at the TT&M Friday Night Butterfly League event from 25 Jan 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.