This page explains how Weizhe Zhang (USATT# 214782)'s rating went from n/a to 19 at the Fremont Table Tennis Academy League event from 7 Jan 2017. 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.