Gregg Robertshaw
USATT#: 9501
| Coach Level: State | Certified Umpire
1985 2030
No. Amer. Teams Open Champions
- 26 Nov 2000
- 26 Nov 2000
This page explains how Gregg Robertshaw (USATT# 9501)'s rating went from 1985 to 2030 at the No. Amer. Teams Open Champions held on - 26 Nov 2000. 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.