This page explains how Yuetong Zheng (USATT# 230104)'s rating went from 1248 to 1263 at the Spttc Wednesday night league event from 17 Jul 2019. 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.