This page explains how Sina Asadallahi (USATT# 87492)'s rating went from 1928 to 1853 at the Austin Table Tennis League event from 31 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.