This page explains how Ivan Gutierrez (USATT# 265082)'s rating went from 1391 to 1387 at the Austin Table Tennis 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.