This page explains how Cyril Mayeux (USATT# 1171091)'s rating went from 2199 to 2196 at the SAN ANTONIO APRIL BUTTERFLY OPEN held on 13 Apr 2024 - 13 Apr 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.