This page explains how Ihsan Simms (USATT# 221693)'s rating went from 1409 to 1406 at the 2023 Austin Spring Open held on 18 Mar 2023 - 18 Mar 2023. 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.