This page explains how Yiwen Gong (USATT# 216277)'s rating went from 906 to 852 at the TTA Beg/Inter League - SATURDAY event from 10 Jul 2022. 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.