This page explains how Jay J Chen (USATT# 216241)'s rating went from n/a to 1222 at the LYTTC Friday Pro League event from 7 Feb 2020. 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.