Dana B. Hanson
USATT#: 6421
| Coach Level: Club
1607 1603
Butterfly Open on the North Am
- 30 Apr 2000
- 30 Apr 2000
This page explains how Dana B. Hanson (USATT# 6421)'s rating went from 1607 to 1603 at the Butterfly Open on the North Am held on - 30 Apr 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.