John Potochnik
USATT#: 53831
| Coach Level: Club | Certified Referee | Regional Umpire
1744 1648
Oklahoma City Summer Open RR
- 22 Sep 2001
- 22 Sep 2001
This page explains how John Potochnik (USATT# 53831)'s rating went from 1744 to 1648 at the Oklahoma City Summer Open RR held on - 22 Sep 2001. 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.