Christopher B. Lehman
USATT#: 7680
| Coach Level: Regional | International Referee | International Umpire
1982 1985
2013 Eastern Open on JOOLA North America Tour
- 9 Jun 2013
- 9 Jun 2013
This page explains how Christopher B. Lehman (USATT# 7680)'s rating went from 1982 to 1985 at the 2013 Eastern Open on JOOLA North America Tour held on - 9 Jun 2013. 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.