This page explains how Osvaldo Pelaez (USATT# 1177261)'s rating went from 1859 to 1852 at the Orlando’s Annual Spring Open held on 25 May 2024 - 25 May 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.