This page explains how Alan Chen (USATT# 88147)'s rating went from 1999 to 2023 at the NJTTC 2014 Giant Round Robin held on - 19 Jul 2014. 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.