This page explains how Bryan Ly (USATT# 1182393)'s rating went from 1045 to 1015 at the OCTTA BUTTERFLY OPEN JUNE held on 9 Jun 2024 - 9 Jun 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.