This page explains how Margo Lindsay (USATT# 14376)'s rating went from 1083 to 1080 at the Sunburst Tour. 2005 #6 held on - 19 Nov 2005. 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.