This page explains how Davina Isenberg (USATT# 264091)'s rating went from 1181 to 1178 at the TT&M August Open held on 20 Aug 2016 - 21 Aug 2016. 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.