This page explains how Osman Alhan (USATT# 1183705)'s rating went from 253 to 286 at the HITTA Weekly League event from 1 Mar 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.