Christopher B. Lehman
USATT#: 7680
| Coach Level: Regional | International Referee | International Umpire
1884 1867
Topspin Open 2018
15 Sep 2018 - 15 Sep 2018
15 Sep 2018 - 15 Sep 2018
This page explains how Christopher B. Lehman (USATT# 7680)'s rating went from 1884 to 1867 at the Topspin Open 2018 held on 15 Sep 2018 - 15 Sep 2018. 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.