Bill Witten
USATT#: 220632
891 909
2018 DFWTT Winter Open
17 Feb 2018 - 17 Feb 2018
17 Feb 2018 - 17 Feb 2018
This page explains how Bill Witten (USATT# 220632)'s rating went from 891 to 909 at the 2018 DFWTT Winter Open held on 17 Feb 2018 - 17 Feb 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.