This page explains how Sebastian Vargas (USATT# 1177975)'s rating went from 1817 to 1913 at the MDTTC February Open 2023 held on 18 Feb 2023 - 19 Feb 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.