This page explains how Rath Yin (USATT# 217197)'s rating went from 1839 to 1866 at the Austin Table Tennis League event from 29 Dec 2021. 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.