Thelma Tybie Sommer
USATT#: 10155
1136 1106
U.S. National Championships
- 16 Dec 2006
- 16 Dec 2006
This page explains how Thelma Tybie Sommer (USATT# 10155)'s rating went from 1136 to 1106 at the U.S. National Championships held on - 16 Dec 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.