This page explains how Cheng Yan (USATT# 1163883)'s rating went from n/a to 1747 at the NTTC July 1st, 2023 League event from 1 Jul 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.