This page explains how Yong Zhang (USATT# 211935)'s rating went from 1658 to 1707 at the Spttc Saturday Night League event from 5 Aug 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.