This page explains how Evan Tung (USATT# 80197)'s rating went from 1619 to 1611 at the 2nd AMDT San Francisco Open Table Tennis Championships held on - 5 Sep 2011. 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.