John Olsen
USATT#: 8825
| Coach Level: State
1825 1883
2011 Butterfly MDTTC September Open
- 11 Sep 2011
- 11 Sep 2011
This page explains how John Olsen (USATT# 8825)'s rating went from 1825 to 1883 at the 2011 Butterfly MDTTC September Open held on - 11 Sep 2011. 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.