This page explains how Hao Shi (USATT# 76362)'s rating went from 1829 to 1032 at the Apple Ping Pong Pro League 2015 event from 21 Sep 2015. 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.