Sean Patrick O'Neill
USATT#: 8840
| Coach Level: National | Certified Umpire
2485 2489
2000 USATT National Championsh
- 17 Dec 2000
- 17 Dec 2000
This page explains how Sean Patrick O'Neill (USATT# 8840)'s rating went from 2485 to 2489 at the 2000 USATT National Championsh held on - 17 Dec 2000. 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.