This page explains how Huafeng Fan (USATT# 1173928)'s rating went from n/a to 519 at the 2022 February Open @ Princeton Pong held on 5 Feb 2022 - 6 Feb 2022. 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.