This page explains how Guilherme Yanaga (USATT# 221801)'s rating went from 1549 to 1554 at the 2024 Butterfly Chinese New Year Tournament held on 18 Feb 2024 - 18 Feb 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.