This page explains how Makarios Moussa (USATT# 201836)'s rating went from 1459 to 1452 at the WCTTA Saturday League event from 4 Aug 2018. 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.