This page explains how Giovanni Greaves (USATT# 84300)'s rating went from 1541 to 1541 at the ICC Joola Spring Open 2021 held on 10 Apr 2021 - 11 Apr 2021. 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.