This page explains how Stu R. Kroll (USATT# 7429)'s rating went from 2043 to 2042 at the ENTT event from 24 Oct 2013. 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.