This page explains how Dale Pattison (USATT# 1182260)'s rating went from 1471 to 1450 at the San Antonio March Madness Butterfly Open held on 9 Mar 2024 - 9 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.