Christopher B. Lehman
USATT#: 7680
| Coach Level: Regional | International Referee | International Umpire
1948 1969
Topspin Open League
15 Nov 2011
15 Nov 2011
This page explains how Christopher B. Lehman (USATT# 7680)'s rating went from 1948 to 1969 at the Topspin Open League event from 15 Nov 2011. 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.