Michael Zhang
USATT#: 89100
| Certified Umpire
1972 1959
LYTTC December Open
12 Dec 2015 - 13 Dec 2015
12 Dec 2015 - 13 Dec 2015
This page explains how Michael Zhang (USATT# 89100)'s rating went from 1972 to 1959 at the LYTTC December Open held on 12 Dec 2015 - 13 Dec 2015. 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.