Michael Zhang
USATT#: 89100
| Certified Umpire
2025 2053
LYTTC Friday Pro League
15 Dec 2017
15 Dec 2017
This page explains how Michael Zhang (USATT# 89100)'s rating went from 2025 to 2053 at the LYTTC Friday Pro League event from 15 Dec 2017. 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.