Gregg Robertshaw
USATT#: 9501
| Coach Level: State | Certified Umpire
2084 2076
2018 Butterfly Cary Cup Open
29 Mar 2018 - 1 Apr 2018
29 Mar 2018 - 1 Apr 2018
This page explains how Gregg Robertshaw (USATT# 9501)'s rating went from 2084 to 2076 at the 2018 Butterfly Cary Cup Open held on 29 Mar 2018 - 1 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.