This page explains how Lifeng Jia (USATT# 93910)'s rating went from 1903 to 1901 at the ASLT League event from 13 Oct 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.