This page explains how Haesung Hwang (USATT# 281321)'s rating went from 581 to 579 at the Pong Planet Friday Night, Tuesday Night, And Saturday Leagues event from 24 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.