This page explains how Eric J. Ziegler (USATT# 88227)'s rating went from 1459 to 1614 at the Tucson Table Tennis Club League event from 22 Apr 2017. 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.