This page explains how Shandra Qiu (USATT# 270886)'s rating went from 1501 to 1494 at the Austin Table Tennis League event from 19 Apr 2023. 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.