This page explains how Johan Alfredsson (USATT# 1177540)'s rating went from 1458 to 1518 at the SATTA March 2024 Open held on 17 Mar 2024 - 17 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.