Martin P. P. Del Vecchio
USATT#: 18168
| Certified Umpire
1954 1914
Virginia Open
- 29 Apr 2006
- 29 Apr 2006
This page explains how Martin P. P. Del Vecchio (USATT# 18168)'s rating went from 1954 to 1914 at the Virginia Open held on - 29 Apr 2006. 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.