This page explains how Ryan Wing H H Yam (USATT# 76360)'s rating went from 887 to 890 at the 2016 Butterfly San Francisco Open Table Tennis Championship held on 13 Aug 2016 - 14 Aug 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.