This page explains how Jingsheng(Jim) Li (USATT# 222848)'s rating went from 1266 to 1390 at the AMDT event from 21 Aug 2019. 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.