This page explains how Ilya Rozenblat (USATT# 75076)'s rating went from 1924 to 1893 at the 2019 Kansas Table Tennis Fall Open held on 2 Nov 2019 - 3 Nov 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.