This page explains how Evelyn Chen (USATT# 271696)'s rating went from 441 to 478 at the 2022 US Nationals - East Regional Qualification Tournament held on 11 Jun 2022 - 12 Jun 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.