Ning Cheng
USATT#: 270404
| Coach Level: Club | Certified Referee | National Umpire
1696 1682
HITTA Weekly League
20 Feb 2022
20 Feb 2022
This page explains how Ning Cheng (USATT# 270404)'s rating went from 1696 to 1682 at the HITTA Weekly League event from 20 Feb 2022. 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.