Gregg Robertshaw
USATT#: 9501
| Coach Level: State | Certified Umpire
2088 2090
Butterfly Cary Cup Championship
- 21 Mar 2010
- 21 Mar 2010
This page explains how Gregg Robertshaw (USATT# 9501)'s rating went from 2088 to 2090 at the Butterfly Cary Cup Championship held on - 21 Mar 2010. 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.