This page explains how Arman Zhumagaliyev (USATT# 92135)'s rating went from 2025 to 2018 at the HITTA Weekly League event from 3 Mar 2021. 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.