This page explains how Arsalan Afrakhteh (USATT# 273167)'s rating went from 901 to 891 at the Fremont Table Tennis Academy League event from 28 Jan 2024. 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.