Greg John Kerkow
USATT#: 41837
| Coach Level: Club | Certified Umpire
1841 1839
Minnesota Saturday Open
19 Jan 2013
19 Jan 2013
This page explains how Greg John Kerkow (USATT# 41837)'s rating went from 1841 to 1839 at the Minnesota Saturday Open event from 19 Jan 2013. 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.