Gregg Robertshaw
USATT#: 9501
| Coach Level: State | Certified Umpire
1959 1975
SFFL September Player Series
- 6 Sep 1998
- 6 Sep 1998
This page explains how Gregg Robertshaw (USATT# 9501)'s rating went from 1959 to 1975 at the SFFL September Player Series held on - 6 Sep 1998. 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.