Gregg Robertshaw
USATT#: 9501
| Coach Level: State | Certified Umpire
1943 1942
2022 Butterfly Cary Cup
17 Mar 2022 - 20 Mar 2022
17 Mar 2022 - 20 Mar 2022
This page explains how Gregg Robertshaw (USATT# 9501)'s rating went from 1943 to 1942 at the 2022 Butterfly Cary Cup held on 17 Mar 2022 - 20 Mar 2022. 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.