Carlos Zeller
USATT#: 65087
| Certified Umpire
1758 1753
Butterfly April 2018 BTTC Open
14 Apr 2018 - 15 Apr 2018
14 Apr 2018 - 15 Apr 2018
This page explains how Carlos Zeller (USATT# 65087)'s rating went from 1758 to 1753 at the Butterfly April 2018 BTTC Open held on 14 Apr 2018 - 15 Apr 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.