Christopher B. Lehman
USATT#: 7680
| Coach Level: Regional | International Referee | International Umpire
2020 1989
NJTTC Monday League
25 Sep 2006
25 Sep 2006
This page explains how Christopher B. Lehman (USATT# 7680)'s rating went from 2020 to 1989 at the NJTTC Monday League event from 25 Sep 2006. 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.