This page explains how Neil Grey (USATT# 6269)'s rating went from 1137 to 1115 at the April 2010 Broward TT Open held on - 25 Apr 2010. 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.