Kevin Zhou
USATT#: 82151
| Certified Umpire
2138 2131
MDTTC Tuesday/Friday League
6 Oct 2017
6 Oct 2017
This page explains how Kevin Zhou (USATT# 82151)'s rating went from 2138 to 2131 at the MDTTC Tuesday/Friday League event from 6 Oct 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.