Sean Patrick O'Neill
USATT#: 8840
| Coach Level: National | Certified Umpire
2654 2646
NTTC June Open
- 19 Jun 1994
- 19 Jun 1994
This page explains how Sean Patrick O'Neill (USATT# 8840)'s rating went from 2654 to 2646 at the NTTC June Open held on - 19 Jun 1994. 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.