Christopher B. Lehman
USATT#: 7680
| Coach Level: Regional | International Referee | International Umpire
1964 1972
NJTTC Monday League
11 Dec 2017
11 Dec 2017
This page explains how Christopher B. Lehman (USATT# 7680)'s rating went from 1964 to 1972 at the NJTTC Monday League event from 11 Dec 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.