Sean Patrick O'Neill
USATT#: 8840
| Coach Level: National | Certified Umpire
2575 2570
NTTC June Open
- 18 Jun 1995
- 18 Jun 1995
This page explains how Sean Patrick O'Neill (USATT# 8840)'s rating went from 2575 to 2570 at the NTTC June Open held on - 18 Jun 1995. 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.