Harrison Ngo
USATT#: 89471
| Certified Umpire
1919 1899
Lexington Open
23 Sep 2017 - 24 Sep 2017
23 Sep 2017 - 24 Sep 2017
This page explains how Harrison Ngo (USATT# 89471)'s rating went from 1919 to 1899 at the Lexington Open held on 23 Sep 2017 - 24 Sep 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.