John G. Chen
USATT#: 198570
| Coach Level: Club | Certified Umpire
1962 1928
Hawkeye First USATT Open
7 May 2016 - 7 May 2016
7 May 2016 - 7 May 2016
This page explains how John G. Chen (USATT# 198570)'s rating went from 1962 to 1928 at the Hawkeye First USATT Open held on 7 May 2016 - 7 May 2016. 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.