Christopher B. Lehman
USATT#: 7680
| Coach Level: Regional | International Referee | International Umpire
1977 1962
NJTTC Thursday Adv League
28 Dec 2017
28 Dec 2017
This page explains how Christopher B. Lehman (USATT# 7680)'s rating went from 1977 to 1962 at the NJTTC Thursday Adv League event from 28 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.