This page explains how Martin Sundel (USATT# 13660)'s rating went from 1970 to 1968 at the 2008 Broward TTWinter Open held on - 6 Jan 2008. The links below take you to pages that describe various aspects of the rating processor.

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.