This page explains how Jiang Li (USATT# 86652)'s rating went from 1861 to 1861 at the MDTTC Saturday League event from 8 May 2016. 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.