This page explains how Sanjay Prasanna (USATT# 271207)'s rating went from 596 to 593 at the Pong Planet Friday Night, Tuesday Night, And Saturday Leagues event from 28 Dec 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.