This page explains how Hersh Shah (USATT# 272486)'s rating went from 1604 to 1609 at the 2023 December Open @ Princeton Pong held on 2 Dec 2023 - 3 Dec 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.