This page explains how Mohamed G G Kamara (USATT# 34020)'s rating went from 1884 to 1879 at the 2016 Butterfly WDCTT Open & Closed Championships held on 24 Sep 2016 - 25 Sep 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.