William Waltrip
USATT#: 72008
| Certified Umpire
0 1893
Boston TTC
12 May 2015
12 May 2015
This page explains how William Waltrip (USATT# 72008)'s rating went from n/a to 1893 at the Boston TTC event from 12 May 2015. 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.