This page explains how Marcin Wieczorek (USATT# 275669)'s rating went from 1264 to 1246 at the PINGPOD LEAGUE NIGHT event from 19 Jan 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.