John Potochnik
USATT#: 53831
| Coach Level: Club | Certified Referee | Regional Umpire
1664 1622
Bartlesville RR
- 30 Aug 1997
- 30 Aug 1997
This page explains how John Potochnik (USATT# 53831)'s rating went from 1664 to 1622 at the Bartlesville RR held on - 30 Aug 1997. 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.