This page explains how Olivier Ferlay (USATT# 78725)'s rating went from 1853 to 1858 at the PINGPOD LEAGUE NIGHT event from 13 Mar 2023. 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.