This page explains how See Shu Lee (USATT# 7654)'s rating went from 1609 to 1566 at the SVTTC Sunday U2000 event from 17 Jan 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.