Gregg Robertshaw
USATT#: 9501
| Coach Level: State | Certified Umpire
2043 2040
2019 Triangle Winter Two-Person Teams Tournament
26 Jan 2019 - 27 Jan 2019
26 Jan 2019 - 27 Jan 2019
This page explains how Gregg Robertshaw (USATT# 9501)'s rating went from 2043 to 2040 at the 2019 Triangle Winter Two-Person Teams Tournament held on 26 Jan 2019 - 27 Jan 2019. 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.