Christopher B. Lehman
USATT#: 7680
| Coach Level: Regional | International Referee | International Umpire
1867 1891
JOOLA North American Teams
23 Nov 2018 - 25 Nov 2018
23 Nov 2018 - 25 Nov 2018
This page explains how Christopher B. Lehman (USATT# 7680)'s rating went from 1867 to 1891 at the JOOLA North American Teams held on 23 Nov 2018 - 25 Nov 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.