John James Alto
USATT#: 30755
| Coach Level: Regional
2103 2140
2009 San Diego Open
- 26 Apr 2009
- 26 Apr 2009
This page explains how John James Alto (USATT# 30755)'s rating went from 2103 to 2140 at the 2009 San Diego Open held on - 26 Apr 2009. 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.